HV11 Full discrete no feedback Direct coupling headphone amplifier board

Product Details:

HV11 is designed with reference to CKII amp circuit. the circuit is pure class A, fully discrete, no feedback, all direct-coupled (no input capacitance and feedback capacitance), with DC servo. The overall sense of hearing: direct, without modification, high detail

ELNA、 Panasonic M, Chemical and other audio capacitors

1% precision metal film resistor produced in Taiwan, 5W non inductive power resistor.

F-Fairy BC550-560C transistor.

Toshiba 2SA1358-2SC3421 audio transistor, with high precision.

Work voltage: 0-AC(6-12V) above 1A. (when above AC9V. please note the heatsink temperature)

PCB size: 100*127*1.6MM   FR4  

works voltage: recommned AC15V-0-AC15V   transformer power about 30VA.

Package List:

1 × HV11 headphone amplifier board