Solid-state Fender Blackface Preamp

Parts:

P1,P2__________220K Linear Potentiometers (or 250K)
P3______________10K Linear Potentiometer
P4_______________1M Log. Potentiometer

R1_______________1M 1/4W Resistor
R2,R3___________68K 1/4W Resistors
R4,R5,R6,R7,R8_100K 1/4W Resistors

C1,C7___________47µF 25V Electrolytic Capacitors
C2_____________220pF 63V Ceramic or Polystyrene Capacitor (or 250pF)
C3_____________100nF 63V Polyester Capacitor
C4______________47nF 63V Polyester Capacitor
C5_____________100µF 35-50V Electrolytic Capacitor
C6_____________120pF 63V Ceramic or Polystyrene Capacitor
C8______________47nF 63V Polyester Capacitor

Q1,Q2,Q3,Q4__2N3819 General-purpose N-Channel FETs

J1,J2_________6.3mm Mono Jack sockets

SW1____________SPST Toggle or Slide Switch