Tillman Preamp

Tillman Preamp   Copper Side (1.125" x 0.7")

C1    4.7uF    Electrolytic
C2    10uF     Tantalum Bead
C3    3.3uF    Electrolytic
R1    3M3
R2    10k Linear POT *
R3    6k8
R4    51k
Q1    J201
* Adjust to half battery voltage between J201 drain and ground and replace with nearest resistor value

Copper Side (1.125" x 0.7")   Tillman Preamp
Board measures 1.125" x 0.7"
Download Copper Side Printable
Layout by Frank Triggs

Schematic