ALEPH 3 AMPLIFIER CLONE , NEED 25-0-25 VDC POWER SUPPLY , 400VA TRANSFORMER
R11 RESISTOR SETUP THE BIAS OF AMPLIFIER . (33K TO 47K)
YOU CAN SETTING FOR A 0.5Volt ACROSS SOURCE RESISTOR OF THE MOSFET.
SET VR1 FOR OUTPUT OFFESET =0V/10mV