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Electronics >> Schematics Depot >> Transmitters >> 4-Transistor Tracking Transmitter
4-transistor tracking transmitter:
click here to enlarge schematic
parts:
Transmitter Parts: |
R1 | 100K resistor |
R2 | 10 ohm resistor |
R3 | 47K resistor |
R4 | 220 ohm resistor |
C1 | 4.7uf electrolytic capacitor |
C2 | 0.001uf disc capacitor |
C3 | 10 to 40pf trimmer capacitor |
C4 | 4.7pf disc capacitor |
C5 | 0.001uf disc capacitor |
Q1 | 2N3906 PNP transistor |
Q2, Q3, Q4 | 2N3904 NPN transistor |
L1 | 4-5 turns of 22 ga. magnet wire close wound around 1/8" non-conductive core |
Antenna | 10-12" hookup wire |
Sorry, I don't have any data/instructions for use on this schematic. If anyone knows how this circuit works or is used, please drop
me an email at reconn@reconnsworld.com or use the feedback form.
Return to: Schematics Depot, or Transmitter Circuits
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