Circuit # 9 - FM Telephone Transmitter
Complete With
    Circuit Board Artwork, Stripboard, and Breadboard Layout



Phone Transmitter Circuit Phone Transmitter Circuit # 9 Stripboard LayoutSpy FM PhoneTransmitter CircuitElectronic Phone CircuitsPhone Transmitter Circuit Board # 2Phone Transmitter Circuit  Board
FM Transmitter Coils

Schematic - All Electronic Parts            Digi-Key Electronics

FM Transmitter Circuits, Spy Circuits

Credit for this Circuit is Given To, and it's Details are listed on: 

Donated By a reliable source who does not wish to be identified 


FM Transmitter Circuit Breadboard  


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Real World
Enlarged View

Artwork 1:1 - Regular and Minimum Etch. To Get The Artwork - Do a right click on your mouse and save the image.

Schematic - L1 is 4 turns of # 20 copper wire 3/16 Air Wound. Antenna is 8 to 16" of thin stranded wire. The clips clip to the red and green pair of the phone wires. Transmits both sides of the conversation.