Cayin HA-2A NOS Headphone Amplifier
The Cayin HA-2A is a premium vacuum tube headphone amplifier, part of Cayin’s renowned HA series. Designed with a consistent layout and panel style, it features dual Ice-light VU meters and is crafted using vintage NOS tubes for a rich, warm audio experience.
The HA-2A pairs seamlessly with Cayin’s new desktop system, offering a compact and elegant design ideal for desktop use. With its high, medium, and low impedance adjustment modes, it is versatile and suitable for a variety of headphones, delivering exceptional sound quality. Available in silver, with a black version forthcoming.
Cayin HA-2A NOS Headphone Amplifier
4pin XLR (BAL):
• 800mW (L); 900mW (M); 1000mW (H)
4.4mm (BAL):
• 200mW (L); 300mW (M); 270mW (H)
6.35mm (SE):
• 330mW (L); 550mW (M); 750mW (H)
Frequency Range: 20Hz~50kHz ±3dB
THD+N: 0.2% (1kHz, 100mW)
Sensitivity: 450mV~600mW
S/N Ratio: 100dB (A-Weighted)
Headphone Impedance: L: 864Ω; M: 65250Ω; H: 251~600Ω
Headphone Connectors:
• 4pin XLR x1
• 4.4mm x1
• 6.35mm x1
Amperex 17BF11: 17BF11A
Amperex ECF82/6U8: ECF82, 6U8
RCA 17AX4GT: 17AX4GTA
Amplifier Input Connector:
• XLR x2
• RCA x2
Output Tubes: Amperex 17BF11 x2
Driver Tubes: Amperex ECF82/6U8 x2
Rectifier Tube: RCA 17AX4GT
Dimensions: 270mm x 215mm x 143mm
Weight: 10kg
Fuse:
• ~220V-240V: T500mAL250V
• ~100V-120V: T1AL250V
Output Tube Fuse: T125mAE250V
Power Consumption: 60W
Working Condition: Temp: 0°C~40°C, Humidity: 20% - 80%
Storage Condition: Temp: -20°C~70°C, Humidity: 20% - 90%