Miniature FM Transmitter kit (FM-Miniature) US$15.00

The smallest FM transmitter using 9V battery. The size is 1 inch x 0.65 inch. 200-300 meters range which can be turned within FM band. No coils. Uses coated inductor. PCB with all components. Assembly instructions and circuit schematic included.

Powerful FM Transmitter kit (FM-Powerful) US$18.00

Powered by 9V two stage FM transmitter. It is the most powerful FM bug which covers up to 1Km in the open area. Uses RF transistor for its final stage. PCB with all components. Assembly instructions and circuit schematic included.

Phone FM Transmitter kit (FM-Phone) US$18.00

This small but powerful circuit attached to a phone line and transmits the conversion into FM band. It uses the phone line itself as an aerial. No battery required since it draws its power from the phone line. It can also adjusted to transmit outside the commercial FM band for greater security.Assembly instructions and circuit schematic included.

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Last Updated: Jan 02, 2001
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