Schematics Depot >> Transmitters >> 4-Transistor Tracking Transmitter

4-transistor tracking transmitter:
4-Transistor Tracking Transmitter
click here to enlarge schematic

Transmitter Parts:
R1100K resistor
R210 ohm resistor
R347K resistor
R4220 ohm resistor
C14.7uf electrolytic capacitor
C20.001uf disc capacitor
C310 to 40pf trimmer capacitor
C44.7pf disc capacitor
C50.001uf disc capacitor
Q12N3906 PNP transistor
Q2, Q3, Q42N3904 NPN transistor
L14-5 turns of 22 ga. magnet wire close wound around 1/8" non-conductive core
Antenna10-12" hookup wire
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