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HV11 Full discrete no feedback Direct coupling headphone amplifier board L6-20
Item ID:ZJ-0677
List Price:US$34.00
Price:US$30.00
Payment Terms
paypal
Shipping
ship to world wide
Availability
in stock
Description
Product Q & A
Review
PCB size: 100*127*1.6MM FR4
works voltage: recommned AC15V-0-AC15V transformer power about 30VA.
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
Electrolytic capacitors equipped with audio capacitors such as ELNA, Panasonic M, and chemical
Taiwan produces 1% precision metal film resistor package, 5W non-inductive power resistor
DC Servo Uses TI TL081 FET Class Single Op Amp
Input tube is PHI silver surface BC546-556, other small tubes are FBC550-560C
The power tube is a Toshiba 2SA1358-2SC3421, with a high degree of detail.
Stepless Capacitors Use PHI and AV Audio Capacitors
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