Beautiful Voice Pure Class A Voltage Driven Amplifier 2-stage Differential AMP

Description:

Pure Class A voltage drive magnification board, dual mono design, discrete component secondary differential amplification, power supply from 33V to .45V DC.

Exquisite FR4 double-sided glass fiber board green plate, high-quality PCB board, double-sided welding, size 95 x 120mm, thickness 2mm not easy to deform.
 
Selected imported fever elements: DeERO MKT 4U7 100V high-quality film coupling capacitor, 3296 precision multi-lap adjustable potential, Nissan A970 trier, Toshiba B649 D669 power-to-tube and high-quality resistance diode, differential, push tube, left and right channel trio pairing error less than 5%, illustration instrument pairing. Carefully designed PCB traces, a little grounding, the circuit is very quiet.
 
Schematic for reference only!!!
 
hu0415-2 
 
Sound listening is better than integrated transport, especially the sound has a considerable thickness, warm and bold, dynamic is also far better than low voltage amplification circuit. Affirmation: Plate color divided yellow and green random to sending.
 
Package including:1*Beautifull Voice Class A Voltage Driven Amplifier Second-stage Differential AMP(assembled product)
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