Circuit diagram:
Parts:
R1,R4_________47K 1/4W Resistors R2____________4K7 1/4W Resistor R3____________1K5 1/4W Resistor R5__________390R 1/4W Resistor R6__________470R 1/4W Resistor R7___________33K 1/4W Resistor R8__________150K 1/4W Resistor R9___________15K 1/4W Resistor R10__________27R 1/4W Resistor R11_________500R 1/2W Trimmer Cermet R12,R13,R16__10R 1/4W Resistors R14,R15_____220R 1/4W Resistors R17___________8R2 2W Resistor R18____________R22 4W Resistor (wirewound)
C1___________470nF 63V Polyester Capacitor C2___________330pF 63V Polystyrene Capacitor C3,C5________470µF 63V Electrolytic Capacitors C4,C6,C8,C11_100nF 63V Polyester Capacitors C7___________100µF 25V Electrolytic Capacitor C9____________10pF 63V Polystyrene Capacitor C10____________1µF 63V Polyester Capacitor
Q1-Q5______BC560C 45V 100mA Low noise High gain PNP Transistors Q6_________BD140 80V 1.5A PNP Transistor Q7_________BD139 80V 1.5A NPN Transistor Q8_________IRF530 100V 14A N-Channel Hexfet Transistor Q9_________IRF9530 100V 12A P-Channel Hexfet Transistor
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