Cayin HA-6A MK2 Vaccum Tube Headphone Amplifier

Physical Specifications

Model

Cayin HA-6A MK2

Dimensions (Power Supply)

160 × 297 × 185 mm³

Dimensions (Amplifier)

285 × 297 × 185 mm³

Net Weight (Power Supply)

8.2 kg

Net Weight (Amplifier)

11.2 kg

Technical Specifications

Tube Configuration

JJ 12AU7/ECC82 ×2, Genalex KT88 ×2, JJ GZ34/5AR4 ×2

Power Consumption

130 W

External Main Fuse

220V–240V: T1AL250V; 100V–120V: T2AL250V

External High Voltage Fuse

T160mAE250V

Working Condition

Temp: 0°C–40°C, Humidity: 20%–80%

Storage Condition

Temp: –20°C–70°C, Humidity: 20%–90%

Audio Specifications

Headphone Output Power (6.35 mm)

UL: 3500 mW + 3500 mW; TR: 2300 mW + 2300 mW

Headphone Output Power (4.4 BAL)

UL: 1000 mW + 1000 mW; TR: 650 mW + 650 mW

Headphone Output Power (4-Pin BAL)

UL: 4500 mW + 4500 mW; TR: 3000 mW + 3000 mW

Frequency Range

10 Hz–26 kHz +3 dB; 1 Hz–21 kHz ±1 dB

THD+N (Headphone)

0.3% (1 kHz, 200 mW; Rated output power <5%)

Sensitivity

240 mV–820 mV

S/N Ratio (Headphone)

104 dB (A-Weighted)

Headphone Impedance Range

L: 8–64 Ω; M: 65–250 Ω; H: 251–600 Ω

Preamplifier Specifications

Maximum Output Voltage

6 V

Gain

20 dB

THD (Preamp)

0.2% (2 V RMS)

S/N Ratio (Preamp)

98 dB (A-Weighted)

Input Sensitivity (Preamp)

200 mV

Connectivity Specifications

Input Impedance

RCA: 32 kΩ; XLR: 16 kΩ

Input Connectors

XLR, RCA

Headphone Connectors

6.35 mm ×1; 4.4 mm BAL ×1; 4-pin XLR ×1

Preamp Output Connector

RCA

Tube Substitution Options

Genalex KT88 Compatible

EL34, KT66, 6CA7, 6L6, KT77, KT88, 6550, KT90, KT120, KT150

JJ GZ34/5AR4 Compatible

GZ34, GZ37, 5AR4, 5V4G, 5R4G, 5U4G, 5Y3GT, 5DJ4

JJ 12AU7/ECC82 Compatible

12AU7, ECC82, ECC802S