{"title":"Ferrum","description":"","products":[{"product_id":"ferrum-wandla-dac-headphone-amplifier","title":"Ferrum Wandla DAC \u0026 Headphone Amplifier","description":"\u003cp\u003eThe Ferrum WANDLA HP combines a flagship‑grade DAC, premium preamplifier and a powerful fully balanced headphone amplifier in one compact, elegant unit. Built on the award‑winning WANDLA platform, it delivers exceptional transparency, dynamic range and musicality for both headphone and speaker listening. Designed for users who want more capability than ERCO offers but prefer a single‑box solution over pairing WANDLA with OOR, WANDLA HP brings tomorrow’s high‑end audio to a wider audience.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFully balanced composite IC headphone amplifier, fine‑tuned for WANDLA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUp to 3.5 W output power into 50 Ω (balanced) and 1 W single‑ended\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e122 dB headphone dynamic range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eESS Sabre ES9038PRO DAC with up to 768 kHz\/32‑bit and DSD512 support\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDynamic Digital Filtering with filters created by HQ Player’s Jussi Laako\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSERCE ARM‑based digital audio system replacing five separate chips\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOptimised USB, coaxial, optical, AES, ARC and I2S digital inputs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTruly balanced signal path on XLR and balanced conversion from RCA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAnalogue or digital volume control with bypass option\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHigh‑resolution touchscreen with intuitive user interface and remote control\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned to pair seamlessly with Ferrum HYPSOS for maximum performance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnhanced transparency and low listening fatigue\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompact, modern design with a single 4.4 mm balanced headphone output\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eWANDLA HP builds on the acclaimed WANDLA DAC\/PREAMP by integrating a powerful, fully balanced headphone amplifier capable of delivering 3.5 W into 50 Ω. This makes it ideal for music lovers who want a single, elegant unit that handles both headphone and speaker listening without compromising on performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt the heart of WANDLA HP is Ferrum’s proprietary SERCE digital audio system. This ARM‑based platform processes all incoming digital data streams and replaces five separate chips, creating the shortest possible signal path for USB, ARC, I2S, coaxial and optical inputs. Combined with the ESS Sabre ES9038PRO DAC and Ferrum’s advanced current‑to‑voltage converter, the result is a level of transparency and musicality that rivals far more expensive systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDynamic Digital Filtering, with filters specially prepared for WANDLA by Jussi Laako of HQ Player, gives users multiple high‑end filter options with more to come through future updates. The analogue stage benefits from Ferrum’s experience developing the acclaimed OOR amplifier, ensuring a balanced, fatigue‑free sound signature.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA newly developed high‑resolution touchscreen and intuitive interface make operation effortless. WANDLA HP includes six digital inputs, an unbalanced analogue input, balanced XLR and unbalanced RCA outputs, and dual DC power inputs. It performs beautifully with its included power supply, and reaches even higher levels when paired with Ferrum’s HYPSOS using the proprietary FPL connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cpre style=\"font-family: Consolas, 'Courier New', monospace; font-size: 14px; white-space: pre-wrap;\"\u003eSpecifications Ferrum WANDLA HP flagship DAC\/PREAMP\/HEADPHONE AMPLIFIER\n\n\u003cstrong\u003eHeadphone Section\u003c\/strong\u003e\nTHD balanced:\n0.00016 % \/ -116 dB, 10 mW into 50 Ω;\n0.00020 % \/ -114 dB, 100 mW into 50 Ω\n\n\u003cstrong\u003eTHD unbalanced:\u003c\/strong\u003e\n0.00022 % \/ -113 dB, 10 mW into 50 Ω;\n0.00022 % \/ -113 dB, 100 mW into 50 Ω\n\n\u003cstrong\u003eOutput Power Single Ended: \u003c\/strong\u003e1 W into 50 Ω\n\u003cstrong\u003eOutput Power Balanced: \u003c\/strong\u003e3.5 W into 50 Ω\n\u003cstrong\u003eDyn. Range:\u003c\/strong\u003e 122 dB\n\u003cstrong\u003eHP Output impedance: \u003c\/strong\u003e0.5 Ω unbalanced\n\u003cstrong\u003eHP Output impedance: \u003c\/strong\u003e1 Ω balanced\n\nOther\n\u003cstrong\u003eOperation: \u003c\/strong\u003eFully balanced, proprietary IC power amp\n\u003cstrong\u003eDAC chip: \u003c\/strong\u003eESS Sabre ES9038PRO\n\u003cstrong\u003eDAC resolution:\u003c\/strong\u003e 768k\/32bit, DSD 512\n\u003cstrong\u003eDigital inputs:\u003c\/strong\u003e\n- AES\/EBU (up to 196kHz\/24bit, DoP 64)\n- Optical S\/PDIF (up to 96kHz\/24bit)\n- Coaxial S\/PDIF (up to 192kHz\/24bit, DoP 64)\n- USB-C (up to 768kHz\/32bit, DSD 512, DoP 256)\n- ARC (up to 192kHz\/24bit), TV input with CEC\n- I2S (up to 768kHz\/32bit, DSD 512, DoP 256), PS Audio® compatible\n\n\u003cstrong\u003eMQA: \u003c\/strong\u003edecoder and renderer (on all digital inputs)\n\u003cstrong\u003eAnalog inputs:\u003c\/strong\u003e RCA\n\u003cstrong\u003eAnalog input Vmax:\u003c\/strong\u003e 9.5V RMS (2 – 3.5V RMS recommended)\n\u003cstrong\u003eAnalogue input imp:\u003c\/strong\u003e 47kΩ\n\u003cstrong\u003eLine outputs:\u003c\/strong\u003e balanced XLR; unbalanced RCA\n\u003cstrong\u003eVolume control: \u003c\/strong\u003eanalogue with bypass option \/ digital for DAC operation only\n\u003cstrong\u003eLine Output level:\u003c\/strong\u003e @0 dBFS, 1kHz sine 10 V RMS balanced, 5 V RMS unbalanced\n\u003cstrong\u003eLine Output level (RED):\u003c\/strong\u003e @0 dBFS, 1kHz sine 4 V RMS balanced, 2 V RMS unbalanced\n\u003cstrong\u003eFrequency response on analog inputs:\u003c\/strong\u003e 10Hz - 200kHz +\/- 0.1 dB\n\u003cstrong\u003eDAC THD: \u003c\/strong\u003e-121 dB (0.00009 %); THD+N: -115dB (unweighted)\n\u003cstrong\u003eAnalog input THD:\u003c\/strong\u003e -123 dB @ 2V RMS output level\n\u003cstrong\u003eDyn. range analog:\u003c\/strong\u003e 127 dB (A-weighted)\n\u003cstrong\u003eDyn. range digital:\u003c\/strong\u003e 122 dB (A-weighted)\n\u003cstrong\u003eDAC Output Crosstalk:\u003c\/strong\u003e -120 dB for 1kHz, better than -100 dB for 20Hz - 20kHz\n\u003cstrong\u003eLine Output impedance:\u003c\/strong\u003e 22 Ω unbalanced\n\u003cstrong\u003eLine Output impedance: \u003c\/strong\u003e44 Ω balanced\n\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e\n13 W idle (with amp powered off)\n18 W idle (with amp powered on)\n35 W max\n\n\u003cstrong\u003ePower inputs: \u003c\/strong\u003e5.5\/2.5 mm DC connector center positive\nproprietary FPL 4-pin DC connector (FPL)\n22-30 VDC\n\u003cstrong\u003ePower adapter:\u003c\/strong\u003e 100-240 VAC to 24 VDC\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 21.7 x 20.6 x 5 cm \/ 8.6 x 8.1 x 2.0 inch (WxDxH)\n\u003cstrong\u003eRemote control:\u003c\/strong\u003e included\n\u003cstrong\u003eWeight: \u003c\/strong\u003e1.90 kg \/ 4.19 lbs\n\n\u003c\/pre\u003e","brand":"Ferrum Audio","offers":[{"title":"Default Title","offer_id":48560382869721,"sku":"Ferrum Wandla DAC \u0026 Headphone Amplifier","price":412000.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1337\/7789\/files\/FerrumWANDLAHPDAC.webp?v=1776893230"},{"product_id":"ferrum-wandla-goldsound-edition-dac","title":"Ferrum Wandla Goldsound Edition DAC","description":"\u003cp\u003eExperience the next evolution in high-fidelity digital audio. The \u003cstrong\u003eFerrum WANDLA GoldenSound Edition\u003c\/strong\u003e is a flagship DAC\/Preamp built around the acclaimed ESS Sabre ES9038PRO chip, now supercharged with advanced DSP processing through Ferrum's proprietary SERCE module. Co-developed with audio reviewer Cameron Oatley of GoldenSound, this edition takes everything that made the original WANDLA extraordinary — and pushes it decisively further.\u003c\/p\u003e\n\u003cp\u003eWhether you're a headphone audiophile, a critical listener, or building a reference-grade speaker system, the WANDLA GoldenSound Edition delivers a deeply customisable, analytically precise, and emotionally engaging listening experience — all from a compact, beautifully engineered unit made in Warsaw, Poland.\u003c\/p\u003e\n\u003ch2\u003eExclusive DSP Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSpatial Enhancement — Expanded soundstage \u0026amp; imaging\u003c\/strong\u003e\u003cbr\u003eWidens the perceived soundstage and sharpens instrument separation without the artefacts common to other approaches. Includes dedicated headphone and speaker modes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTube Mode — Warm, rich harmonic character\u003c\/strong\u003e\u003cbr\u003eIntentionally introduces even-order harmonic distortion to emulate the warmth of a tube amplifier — without altering frequency response or adding unwanted coloration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImpact+ — Enhanced bass \u0026amp; low-end punch\u003c\/strong\u003e\u003cbr\u003eA precision two-band EQ that elevates bass with greater dynamic impact and tactile punch — ideal for those who want more weight and physicality in their music.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose the GoldenSound Edition?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThree powerful DSP modes fully implemented in hardware via the SERCE module — zero compromise on audio quality\u003c\/li\u003e\n\u003cli\u003eElevated digital headroom for superior immunity to intersample over distortion\u003c\/li\u003e\n\u003cli\u003eFerrum's own Dynamic Digital Filtering retained for reference-grade precision\u003c\/li\u003e\n\u003cli\u003eAnalogue volume control with bypass option for purist signal paths\u003c\/li\u003e\n\u003cli\u003eVoltage adjustment for compatibility with a wide range of amplifiers\u003c\/li\u003e\n\u003cli\u003eUpgrade path available — original WANDLA owners can convert to GoldenSound Edition\u003c\/li\u003e\n\u003cli\u003eHandcrafted in Warsaw, Poland by Ferrum \/ HEM — over 20 years of digital audio expertise\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Ferrum\u003c\/h2\u003e\n\u003cp\u003eDesigned and engineered by \u003cstrong\u003eFerrum \/ HEM\u003c\/strong\u003e in Warsaw, Poland. Ferrum was founded in 2020 with a clear mandate: build sustainable, durable, high-performance audio equipment at an honest price. With over 20 years of digital audio expertise — including collaboration with Mytek Digital on world-class DAC technology — Ferrum brings unmatched engineering pedigree to every product. The WANDLA GoldenSound Edition represents the pinnacle of that vision: a reference-class DAC\/Preamp that doesn't ask you to compromise.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC chip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESS Sabre ES9038PRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e768 kHz \/ 32 bit, DSD 512\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB Type-C (up to PCM 768 kHz \/ 32 bit, DSD 512, DoP 256)\u003cbr\u003eI2S (up to PCM 768 kHz \/ 32 bit, DSD 512, DoP 256), PS Audio® compatible\u003cbr\u003eARC (up to PCM 192 kHz \/ 24 bit), TV input with CEC\u003cbr\u003eAES (up to PCM 192 kHz \/ 24 bit, DoP 64)\u003cbr\u003eCoaxial S\/PDIF (up to PCM 192 kHz \/ 24 bit, DoP 64)\u003cbr\u003eOptical S\/PDIF (up to PCM 96 kHz \/ 24 bit*)\u003cbr\u003e\u003cem\u003e*may work up to PCM 192 kHz and DoP 64\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog input Vmax\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.5 VRMS (2 – 3.5 VRMS recommended)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog input impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e47 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBalanced XLR, unbalanced RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVolume control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalogue with bypass option \/ digital for DAC operation only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOutput level\u003c\/strong\u003e (@ 0 dBFS \/ 1 kHz sine)\u003c\/td\u003e\n\u003ctd\u003ePRO: 8 VRMS balanced, 4 VRMS unbalanced\u003cbr\u003eRed Book: 3.5 VRMS balanced, 1.75 VRMS unbalanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Hz – 200 kHz +\/- 0.1 dB analog inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC THD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-121 dB (0.00009%), THD+N: -115 dB unweighted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog input THD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-123 dB @ 2 VRMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDynamic range (A-weighted)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e127 dB analog, 119 dB digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCrosstalk\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-120 dB for 1 kHz, better than -100 dB for 20 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22 Ω unbalanced, 44 Ω balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 W idle, 15 W max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003ePower inputs\u003c\/strong\u003e (22–30 VDC)\u003c\/td\u003e\n\u003ctd\u003e5.5\/2.5 mm DC connector, center positive\u003cbr\u003eProprietary Ferrum Power Link (FPL) 4-pin DC connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower adapter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100–240 VAC to 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.7 cm × 20.6 cm × 5 cm \/ 8.6″ × 8.1″ × 2.0″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.8 kg \/ 3.97 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Ferrum Audio","offers":[{"title":"Default Title","offer_id":48560401121497,"sku":"Ferrum Wandla Goldsound Edition DAC","price":412000.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1337\/7789\/files\/FerrumWANDLAGSDAC.webp?v=1776894473"},{"product_id":"ferrum-wandla-dac","title":"Ferrum Wandla DAC","description":"\u003cp\u003ePrepare to be converted by the real thing. The \u003cstrong\u003eFerrum WANDLA\u003c\/strong\u003e is a flagship DAC\/Preamp engineered from a blank page with one goal: to push the boundaries of what high-end digital audio can be — at a price that doesn't demand a second mortgage. Drawing inspiration from Formula 1 racing, where every detail matters and perfection is the only option, WANDLA embodies hundreds of innovations, large and small, to deliver a rich, detailed, and transparent sound with an incredibly low noise floor.\u003c\/p\u003e\n\u003cp\u003eWANDLA is tomorrow's high-end audio, available today.\u003c\/p\u003e\n\u003ch2\u003eUnder the Hood — SERCE\u003c\/h2\u003e\n\u003cp\u003eAt WANDLA's heart lies \u003cstrong\u003eSERCE\u003c\/strong\u003e, Ferrum's proprietary ARM-based platform. Running Ferrum's own software, SERCE singlehandedly performs the tasks of five chips, creating the shortest possible signal path for audio-optimised USB, ARC, I2S, Coaxial S\/PDIF, and Optical S\/PDIF ports. Behind the conversion stage, Ferrum's engineering team implemented an advanced current-to-voltage (I\/V) converter and an output stage informed by their experience developing the acclaimed OOR and ERCO. Multiple internal power supplies — based on HYPSOS' revolutionary hybrid design — power both analogue and digital sections to minimise interference, reduce noise, and maximise channel separation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFinely tuned DA conversion\u003c\/strong\u003e\u003cbr\u003eThe ESS Sabre ES9038PRO combined with Ferrum's advanced current-to-voltage converter delivers performance that compares to units many times its price.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDynamic Digital Filtering (DDF)\u003c\/strong\u003e\u003cbr\u003eA world first — WANDLA ships with three ESS digital filters plus two exclusive filters created by renowned filter-maker HQ Player, developed specifically for Ferrum. More filters are unlocked over time through community interaction, making WANDLA an evolving, user-driven platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMQA Decoder \u0026amp; Renderer\u003c\/strong\u003e\u003cbr\u003eFull MQA decoding and rendering on all digital inputs for Master Quality Authenticated playback.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt's also a preamp\u003c\/strong\u003e\u003cbr\u003eWANDLA doubles as a premium preamplifier with a full-function IR remote. Two digitally controlled attenuators offer selectable analogue or digital volume control. Six digital inputs (USB-C, Coaxial, Optical, AES, ARC, I2S) plus one analogue RCA input — which bypasses all digital processing — ensure compatibility with the widest range of sources.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTruly balanced topology\u003c\/strong\u003e\u003cbr\u003eThe signal path remains truly balanced via XLR inputs and becomes truly balanced via RCA inputs, with both balanced XLR and unbalanced RCA outputs provided.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHi-res touchscreen display\u003c\/strong\u003e\u003cbr\u003eA newly developed high-resolution touchscreen with an intuitive interface lets you find any setting in seconds via a mix of touch, turn, and press. When operated via remote, the display automatically switches to distance mode for easy reading from across the room.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade for HYPSOS\u003c\/strong\u003e\u003cbr\u003eWANDLA performs beautifully straight out of the box with its included power supply. Pair it with Ferrum's HYPSOS via the proprietary Ferrum Power Link (FPL) cable and 4T voltage sensing, and both components perform to their absolute maximum — unleashing musicality that has to be heard to be believed.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose WANDLA?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFlagship audio quality at an unprecedented price point\u003c\/li\u003e\n\u003cli\u003eProprietary SERCE ARM platform replaces five chips for the shortest possible signal path\u003c\/li\u003e\n\u003cli\u003eDynamic Digital Filtering — a world first, with ongoing community-driven filter updates\u003c\/li\u003e\n\u003cli\u003eFull MQA decoder and renderer on all digital inputs\u003c\/li\u003e\n\u003cli\u003eTruly balanced topology throughout\u003c\/li\u003e\n\u003cli\u003eAdvanced hi-res touchscreen with distance mode for remote operation\u003c\/li\u003e\n\u003cli\u003eTwo DC power inputs — compatible with included supply or HYPSOS for elevated performance\u003c\/li\u003e\n\u003cli\u003eEISA award-winning pedigree: built by the team behind the acclaimed HYPSOS and OOR\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Ferrum\u003c\/h2\u003e\n\u003cp\u003eDesigned and engineered by \u003cstrong\u003eFerrum \/ HEM\u003c\/strong\u003e in Warsaw, Poland. Ferrum was founded in early 2020 with a clear mandate: combine sustainability, durability, and quality into compact, attractive packages — focused entirely on delivering the best possible audio experience at an affordable price. Built on over 20 years of digital audio expertise and a collaboration with Mytek Digital on world-class DAC technology, Ferrum brings unmatched engineering pedigree to every product. HYPSOS and OOR both earned coveted EISA awards. WANDLA raises the bar further still.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFully balanced, proprietary IC power amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC chip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESS Sabre ES9038PRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e768 kHz \/ 32 bit, DSD 256\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAES\/EBU (up to 196 kHz \/ 24 bit, DoP 64)\u003cbr\u003eOptical S\/PDIF (up to 96 kHz \/ 24 bit)\u003cbr\u003eCoaxial S\/PDIF (up to 192 kHz \/ 24 bit, DoP 64)\u003cbr\u003eUSB-C (up to 768 kHz \/ 32 bit, DSD 256)\u003cbr\u003eARC (up to 192 kHz \/ 24 bit), TV input with CEC\u003cbr\u003eI2S (up to 768 kHz \/ 32 bit, DSD 256), PS Audio® compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMQA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDecoder and renderer (on all digital inputs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog input Vmax\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.5 VRMS (2 – 3.5 VRMS recommended)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog input impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e47 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBalanced XLR, unbalanced RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVolume control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalogue with bypass option \/ digital for DAC operation only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOutput level\u003c\/strong\u003e (@ 0 dBFS \/ 1 kHz sine)\u003c\/td\u003e\n\u003ctd\u003e9.3 VRMS balanced, 4.65 VRMS unbalanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Hz – 200 kHz +\/- 0.1 dB analog inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC THD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-121 dB (0.00009%), THD+N: -115 dB unweighted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog input THD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-123 dB @ 2 VRMS output level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDynamic range (analog)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e127 dB (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDynamic range (digital)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e122 dB (A-weighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCrosstalk\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-120 dB for 1 kHz, better than -100 dB for 20 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22 Ω unbalanced, 44 Ω balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 W idle, 15 W max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003ePower inputs\u003c\/strong\u003e (22–30 VDC)\u003c\/td\u003e\n\u003ctd\u003e5.5\/2.5 mm DC connector, center positive\u003cbr\u003eProprietary Ferrum Power Link (FPL) 4-pin DC connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower adapter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100–240 VAC to 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.7 cm × 20.6 cm × 5 cm \/ 8.6″ × 8.1″ × 2.0″ (W × D × H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.80 kg \/ 3.97 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Ferrum Audio","offers":[{"title":"Default Title","offer_id":48560491528409,"sku":"Ferrum Wandla DAC","price":350000.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1337\/7789\/files\/FerrumWANDLAfrontDAC.webp?v=1776895913"},{"product_id":"ferrum-erco-gen-2-dac-preamp","title":"Ferrum Erco Gen 2 DAC\/Preamp","description":"\u003cp\u003eThe \u003cstrong\u003eFerrum ERCO Gen 2\u003c\/strong\u003e is a landmark evolution of Ferrum's entry-level DAC\/Preamp — now rebuilt from the ground up with a completely new firmware architecture and crucial analogue circuitry upgrades. The result brings ERCO one giant step closer to WANDLA, Ferrum's flagship converter, at an unprecedented price point. If you want flagship-level performance without the flagship price tag, ERCO Gen 2 is the answer.\u003c\/p\u003e\n\u003ch2\u003eA Complete Reimagining, Not Just an Update\u003c\/h2\u003e\n\u003cp\u003eERCO Gen 2 goes far beyond a standard firmware update. Ferrum's engineers ported the full \u003cstrong\u003eSERCE software stack\u003c\/strong\u003e — the same platform powering the flagship WANDLA — directly to ERCO. This means ERCO Gen 2 behaves exactly as if it were built on SERCE, bringing 768 kHz support, DSD512 playback, improved DAC performance, and WANDLA's most-loved HQ Apodizing digital filter to an entry-level product. An extraordinary achievement at this price.\u003c\/p\u003e\n\u003ch2\u003eAnalogue Improvements\u003c\/h2\u003e\n\u003cp\u003eAfter designing WANDLA's advanced current-to-voltage (I\/V) converter, Ferrum's engineers applied everything they learned to ERCO Gen 2. The updated I\/V stage delivers a more detailed, natural, and engaging sound signature — a fundamental improvement that goes well beyond what software alone can achieve.\u003c\/p\u003e\n\u003ch2\u003eDigital Improvements\u003c\/h2\u003e\n\u003cp\u003eWith the full SERCE software stack now running on ERCO Gen 2, the digital improvements are substantial. The HQ Apodizing filter — WANDLA users' most preferred filter — is now included. ESS filters are bypassed for non-MQA signals, intermodulation and intersample distortions are reduced, and output levels are adjusted to meet Red Book standard on the line output and maximum output power on headphone outputs. USB playback of 768 kHz signals is fully implemented.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSERCE-based firmware\u003c\/strong\u003e\u003cbr\u003eThe full SERCE software architecture from WANDLA runs natively on ERCO Gen 2, delivering a level of digital performance previously unheard of at this price point.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUpdated I\/V converter\u003c\/strong\u003e\u003cbr\u003eAnalogue stage improvements informed by WANDLA development give ERCO Gen 2 a more detailed, natural, and engaging sound signature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e768 kHz \u0026amp; DSD512 support\u003c\/strong\u003e\u003cbr\u003eFull high-resolution playback up to PCM 768 kHz \/ 32 bit and DSD512 via USB.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMQA Decoder \u0026amp; Renderer\u003c\/strong\u003e\u003cbr\u003eFull MQA decoding and rendering on USB, Optical, and Coaxial inputs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHQ Apodizing digital filter\u003c\/strong\u003e\u003cbr\u003eThe same filter preferred by WANDLA users, now available in ERCO Gen 2.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeadphone amplifier built in\u003c\/strong\u003e\u003cbr\u003eBalanced 4.4 mm and unbalanced 6.35 mm headphone outputs with three gain settings each, delivering serious power into a wide range of headphone impedances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade your existing ERCO\u003c\/strong\u003e\u003cbr\u003eOriginal ERCO owners can upgrade their unit to Gen 2 specifications through Ferrum's certified upgrade programme — in most cases at no extra cost beyond one-way shipping.*\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e*ERCOs purchased after July 1st, 2023 qualify for the upgrade free of charge (excluding one-way shipping). ERCOs purchased before July 1st, 2023 can be upgraded for 195 EUR\/USD. Units must be sent to your local distributor or Ferrum's European headquarters. Apply at www.ferrum.audio.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Choose ERCO Gen 2?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFull SERCE software stack from WANDLA — flagship digital performance at an entry-level price\u003c\/li\u003e\n\u003cli\u003eUpdated I\/V converter for a more natural, detailed, and engaging sound\u003c\/li\u003e\n\u003cli\u003ePCM 768 kHz \/ 32 bit and DSD512 support via USB\u003c\/li\u003e\n\u003cli\u003eMQA decoding and rendering on all digital inputs\u003c\/li\u003e\n\u003cli\u003eHQ Apodizing digital filter — WANDLA users' most preferred filter\u003c\/li\u003e\n\u003cli\u003ePowerful built-in headphone amp with balanced and unbalanced outputs\u003c\/li\u003e\n\u003cli\u003eAnalogue volume control with bypass option\u003c\/li\u003e\n\u003cli\u003eCompatible with Ferrum HYPSOS via proprietary FPL connection for elevated performance\u003c\/li\u003e\n\u003cli\u003eUpgrade path available for original ERCO owners\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Ferrum\u003c\/h2\u003e\n\u003cp\u003eDesigned and engineered by \u003cstrong\u003eFerrum \/ HEM\u003c\/strong\u003e in Warsaw, Poland. Ferrum was founded in early 2020 with a clear mandate: combine sustainability, durability, and quality into compact, attractive packages — focused entirely on delivering the best possible audio experience at an affordable price. Built on over 20 years of digital audio expertise and a history of collaboration with Mytek Digital on world-class DAC technology, Ferrum brings unmatched engineering pedigree to every product. ERCO Gen 2 is the latest proof that you don't have to spend a fortune to get closer to the music than ever before.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC chip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESS Sabre ES9028PRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFully balanced, proprietary IC power amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePCM sample rates\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e44.1 \/ 48 \/ 88.2 \/ 96 \/ 176.4 \/ 192 \/ 352.8 \/ 384 \/ 705.6 \/ 768 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDSD sample rates\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8224 \/ 3.072 \/ 5.6448 \/ 6.144 \/ 11.2896 \/ 12.288 \/ 22.5792 \/ 24.576 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB-C (MQA, up to PCM 32 bit \/ 768 kHz, DSD512, DoP256)\u003cbr\u003eS\/PDIF Coaxial (MQA, up to PCM 24 bit \/ 192 kHz, DoP64)\u003cbr\u003eS\/PDIF Optical (MQA, up to PCM 24 bit \/ 96 kHz guaranteed; may work up to PCM 24 bit \/ 192 kHz and DoP64 — depends on optical cable and transmitter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMQA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDecoder and renderer (USB, Optical and Coaxial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRCA (Red Book level 2V RMS recommended, PRO level supported)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e47 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBalanced XLR, unbalanced RCA (both Red Book level: 4V RMS bal. \/ 2V RMS unbal.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeadphone jack outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBalanced 4.4 mm (TRRRS); 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0.3 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIdle \u0026lt; 15 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5\/2.5 mm DC connector, center positive\u003cbr\u003eProprietary Ferrum Power Link (FPL) 4-pin DC connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower adapter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100–240 VAC to 22–30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.7 cm × 20.6 cm × 5 cm \/ 8.6″ × 8.1″ × 2.0″ (W × D × H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.8 kg \/ 3.97 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Ferrum Audio","offers":[{"title":"Default Title","offer_id":48560499556569,"sku":"Ferrum Erco Gen 2 DAC\/Preamp","price":225000.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1337\/7789\/files\/FerrumERCOGen2frontDAC.webp?v=1776896734"},{"product_id":"ferrum-oor-headphone-amplifier","title":"Ferrum OOR Headphone amplifier","description":"\u003cp\u003eThe \u003cstrong\u003eFerrum OOR\u003c\/strong\u003e is a reference-class headphone amplifier engineered with the same obsessive attention to detail that earned Ferrum its EISA award pedigree. Built around a unique discrete output stage, a fully balanced signal path, and a proprietary internal power supply derived from the acclaimed HYPSOS, OOR raises the bar for what intimate, analogue listening through your favourite headphones can sound like.\u003c\/p\u003e\n\u003ch2\u003eA Unique Output Stage\u003c\/h2\u003e\n\u003cp\u003eOOR's output stage is unlike anything found in a typical headphone amplifier. Rather than a conventional Class A or Class AB design, Ferrum's engineers developed a proprietary topology that sits between the two. Independent monitoring circuits prevent either output transistor from ever fully switching off, keeping both away from the most non-linear region of their characteristics. The result is dramatically lower distortion than a standard Class AB design, without the heat and inefficiency of full Class A operation.\u003c\/p\u003e\n\u003cp\u003eThis output stage is further linearised by a discrete current feedback amplifier with approximately 60 kHz of open-loop bandwidth (-3 dB) and almost 1 MHz of closed-loop bandwidth (-3 dB). This wide open-loop bandwidth — achieved through a two-pole compensation scheme — keeps distortion unusually flat across the entire audio spectrum, a characteristic simply not achievable with IC-based headphone amplifiers.\u003c\/p\u003e\n\u003ch2\u003eFully Balanced Throughout\u003c\/h2\u003e\n\u003cp\u003eThe entire signal path in OOR is fully balanced from input to output, with no transformers or inductors in the signal path. The input stage — an internal preamplifier handling gain and volume — converts single-ended signals to balanced internally, so even RCA sources benefit from fully balanced amplification. The signal is only converted back to single-ended at the unbalanced outputs themselves, preserving maximum signal integrity throughout.\u003c\/p\u003e\n\u003ch2\u003eInternal Power Supply\u003c\/h2\u003e\n\u003cp\u003eOOR's internal power supply is the technological heir of HYPSOS. Low-noise switching regulators with double-stage input and output filtering feed fast transient response linear LDOs — with separate LDOs for each channel for improved channel separation. Eight independent power rails in total ensure that analogue and digital sections never interfere with one another.\u003c\/p\u003e\n\u003cp\u003eOOR also features two DC power inputs: a standard 5.5\/2.5 mm DC jack and a proprietary 4-pin connector compatible with Ferrum's HYPSOS. When connected via the dedicated FPL (Ferrum Power Link) cable, HYPSOS measures voltage directly on OOR's motherboard rather than at the cable output — allowing it to stabilise voltage even further along the power path for a meaningful uplift in performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eUnique discrete output stage\u003c\/strong\u003e\u003cbr\u003eA proprietary topology between Class A and Class AB, with independent transistor current monitoring for dramatically reduced distortion across the audio spectrum.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDiscrete current feedback amplifier\u003c\/strong\u003e\u003cbr\u003e~60 kHz open-loop bandwidth and ~1 MHz closed-loop bandwidth via two-pole compensation — delivering unusually flat distortion performance not found in IC amplifiers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFully balanced signal path\u003c\/strong\u003e\u003cbr\u003eNo transformers or inductors in the signal path. Single-ended inputs are converted to balanced internally, with conversion back to single-ended only at the RCA outputs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHYPSOS-derived internal power supply\u003c\/strong\u003e\u003cbr\u003eEight independent power rails with separate LDOs per channel, low-noise switching regulators, and double-stage filtering for a supremely quiet noise floor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade for HYPSOS\u003c\/strong\u003e\u003cbr\u003eConnect via the proprietary FPL cable and HYPSOS performs 4T voltage sensing directly on OOR's motherboard, squeezing every last drop of performance from both components.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial design\u003c\/strong\u003e\u003cbr\u003eDesigned by a specialist industrial design studio in Warsaw, with custom-designed volume knobs and gain switches refined through extensive prototyping for optimum ergonomics and visual cohesion. The signature lacquered corten steel logo ties OOR into the wider Ferrum ecosystem.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose OOR?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProprietary discrete output stage — unlike any IC-based headphone amplifier on the market\u003c\/li\u003e\n\u003cli\u003e~60 kHz open-loop bandwidth for flat distortion across the full audio spectrum\u003c\/li\u003e\n\u003cli\u003eFully balanced signal path from input to output, with no transformers or inductors\u003c\/li\u003e\n\u003cli\u003e8 W balanced output power into 60 Ω — drives virtually any headphone with ease\u003c\/li\u003e\n\u003cli\u003eEight independent internal power rails with separate LDOs per channel\u003c\/li\u003e\n\u003cli\u003eTwo DC power inputs — compatible with included supply or HYPSOS for elevated performance\u003c\/li\u003e\n\u003cli\u003eSix-layer PCB with two dedicated ground planes and common mode chokes for EMI attenuation\u003c\/li\u003e\n\u003cli\u003eEISA award-winning pedigree — engineered by the team behind HYPSOS and WANDLA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Ferrum\u003c\/h2\u003e\n\u003cp\u003eDesigned and engineered by \u003cstrong\u003eFerrum \/ HEM\u003c\/strong\u003e in Warsaw, Poland. Ferrum was founded in early 2020 with a clear mandate: combine sustainability, durability, and quality into compact, attractive packages — focused entirely on delivering the best possible audio experience at an affordable price. Built on over 20 years of digital audio expertise and a history of collaboration with Mytek Digital on world-class DAC technology, Ferrum brings unmatched engineering pedigree to every product. OOR raised the bar for intimate, analogue headphone listening — and it remains one of the finest headphone amplifiers available at any price.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFully balanced, proprietary discrete power amp technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBalanced: -4 dB, +6 dB, +16 dB\u003cbr\u003eSingle ended: -10 dB, 0 dB, +10 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXLR, RCA, 2.5 mm DC connector centre positive, proprietary 4-pin DC connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBalanced 4-pin XLR, 6.35 mm jack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 Hz – 100 kHz (+\/- 0.1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput power (single ended)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400 mW into 300 Ω; 2 W into 60 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput power (balanced)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,600 mW into 300 Ω; 8 W into 60 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e94 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput impedance (single ended)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22 Ω on pre-amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput impedance (balanced)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e44 Ω on pre-amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput impedance (headphones)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.3 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIdle \u0026lt; 15 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower adapter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100–240 VAC to 22–30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.7 cm × 20.6 cm × 5 cm \/ 8.6″ × 8.1″ × 2.0″ (W × D × H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Ferrum Audio","offers":[{"title":"Default Title","offer_id":48560509255897,"sku":"Ferrum OOR Headphone amplifier","price":250000.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1337\/7789\/files\/FerrumOOR_frontDAC.webp?v=1776897000"},{"product_id":"ferrum-hypsos-dual-output-power-supply","title":"Ferrum HYPSOS Dual Output Power Supply","description":"\u003cp\u003eThe original \u003cstrong\u003eFerrum HYPSOS\u003c\/strong\u003e changed the external power supply landscape forever — combining the best of linear and switching technology into one category-defining product. Now, HYPSOS gets a sibling. The \u003cstrong\u003eHYPSOS Dual Output\u003c\/strong\u003e takes everything that made the original extraordinary and doubles it, allowing you to power two devices simultaneously from a single unit, without compromise and without cable chaos.\u003c\/p\u003e\n\u003cp\u003eIf you've ever wanted to pair your OOR and WANDLA — or any two Ferrum devices with matching voltage requirements — under a single, reference-quality power supply, HYPSOS Dual Output is exactly what you've been waiting for.\u003c\/p\u003e\n\u003ch2\u003eWhy Dual Output?\u003c\/h2\u003e\n\u003cp\u003eHYPSOS has always featured enormous power reserves — far more than a single device typically demands. Rather than let that headroom go to waste, Ferrum engineered HYPSOS Dual Output to put those reserves to work. Both outputs share the same voltage and draw from a combined current pool, meaning two devices can be powered simultaneously with the same precision, stability, and sonic benefit that single-device HYPSOS users have enjoyed since day one.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHybrid power system\u003c\/strong\u003e\u003cbr\u003eA linear\/switching hybrid design captures the advantages of both technologies — low ripple and noise from linear regulation, combined with fast transient response and high efficiency from switching technology. Now powering two devices at once.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSweet Spot Tuning (SST)\u003c\/strong\u003e\u003cbr\u003eFine-tune the output voltage on the fly to find the optimal operating point for your connected devices. Safely adjust voltage levels during playback for easy A\/B comparison — a feature unique to Ferrum.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4T Sensing Design (4TSD)\u003c\/strong\u003e\u003cbr\u003eEnsures the exact voltage level at the DC input terminal of the powered device, not just at the supply output. The special cable design and feedback loop eliminate the harmful effects of cable resistance, effectively improving transient response. Active on the main output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEasy setup\u003c\/strong\u003e\u003cbr\u003eChoose from pre-configured settings for supported Ferrum devices or set custom parameters manually. A wide continuous output voltage range of 5–30V with up to 6A of combined current makes HYPSOS Dual Output one of the most versatile external power supplies available.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced automation\u003c\/strong\u003e\u003cbr\u003eCompatible with Apple TV remote, and features a Trigger in\/out connector for automated power-up of connected devices — even without a dedicated trigger connection via standby mode.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExtremely safe to use\u003c\/strong\u003e\u003cbr\u003eAutomatic Transformer Voltage Adjust (ATVA), electronic output voltage polarity switch, and full overvoltage, current limit, and short circuit protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded DC cable\u003c\/strong\u003e\u003cbr\u003eComes with a high-quality DC power cable fitted to order for the most commonly used DC inputs. Custom cables available to order.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose HYPSOS Dual Output?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePower two Ferrum devices simultaneously from a single, reference-quality supply\u003c\/li\u003e\n\u003cli\u003eHybrid linear\/switching design for ultra-low noise and fast transient response\u003c\/li\u003e\n\u003cli\u003eSweet Spot Tuning — adjust output voltage on the fly for optimal sound\u003c\/li\u003e\n\u003cli\u003e4T Sensing ensures exact voltage at the powered device's DC input terminal\u003c\/li\u003e\n\u003cli\u003eWide 5–30V output range with up to 6A combined current — highly versatile\u003c\/li\u003e\n\u003cli\u003eEliminates the need for a second external power supply and associated cabling\u003c\/li\u003e\n\u003cli\u003eApple TV remote compatible with Trigger in\/out for full system automation\u003c\/li\u003e\n\u003cli\u003eComprehensive protection: overvoltage, current limit, short circuit, and polarity switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Ferrum\u003c\/h2\u003e\n\u003cp\u003eDesigned and engineered by \u003cstrong\u003eFerrum \/ HEM\u003c\/strong\u003e in Warsaw, Poland. Ferrum was founded in early 2020 with a clear mandate: combine sustainability, durability, and quality into compact, attractive packages — focused entirely on delivering the best possible audio experience at an affordable price. The original HYPSOS redefined what a power supply could be. HYPSOS Dual Output carries that vision further still, proving that Ferrum's journey to change the landscape of high-end audio is very much a continuing saga.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110–120 \u0026amp; 220–240V AC \/ 50–60 Hz (EU\/US version)\u003cbr\u003e90–110V AC \/ 50–60 Hz (JP version)\u003cbr\u003eIEC C14 power inlet with fuse holder, power on\/off switch, and two-stage EMI filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMains cable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUS \/ EU \/ UK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDC OUT cable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 × 2.5 mm DC plug or 5 × 2.1 mm DC plug. Custom cables made to order at additional cost\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput voltage range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5–30V, divided over two outputs (same voltage shared on both outputs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eMax continuous output current\u003c\/strong\u003e (V_out below 13.3V)\u003c\/td\u003e\n\u003ctd\u003e6A (combined from both outputs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eMax continuous output current\u003c\/strong\u003e (V_out above 13.3V)\u003c\/td\u003e\n\u003ctd\u003eI_out = 80W \/ DC_out[V]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum impulse current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum impulse power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC V_out × 9A (270W for 30V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eMax continuous output power\u003c\/strong\u003e (V_out below 13.3V)\u003c\/td\u003e\n\u003ctd\u003eP_out = V_out[V] × 6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eMax continuous output power\u003c\/strong\u003e (V_out above 13.3V)\u003c\/td\u003e\n\u003ctd\u003e80W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003ePower consumption\u003c\/strong\u003e (230VAC, 50Hz @ 12VDC out)\u003c\/td\u003e\n\u003ctd\u003eIdle: 6VA\u003cbr\u003e@ 15W load: 30.7VA\u003cbr\u003e@ 60W load: 98VA\u003cbr\u003e@ 80W load: 133.9VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary winding fuse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEC 5×20mm, 250V 3.15A slow-blow (Japan)\u003cbr\u003e250V 2A slow-blow (Europe \u0026amp; US)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSecondary winding fuse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLittelfuse 154004T, 4A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e217.5 × 206.5 × 50.0 mm \/ 8.6″ × 8.1″ × 2.0″ (W × D × H, excluding knob, feet and connectors)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~3.05 kg \/ ~6.72 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Ferrum Audio","offers":[{"title":"Default Title","offer_id":48560512663769,"sku":"Ferrum HYPSOS Dual Output Power Supply","price":175000.0,"currency_code":"BDT","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1337\/7789\/files\/FerrumHYPSOSDualOutputfrontDAC.webp?v=1776897762"}],"url":"https:\/\/gearsforears.com\/bn\/collections\/ferrum.oembed","provider":"Gears For Ears","version":"1.0","type":"link"}