Recently i make this Fm Pirate Transmitter from old RF Antenna Amp, FM Car modulator and a candy Suitcase. The covarage range is about 6 blocks around with aerial TV antenna.
This instructable is for experimental propose only.
Step 1: Inside
The elements are: FM car modulator, RF antenna amp for TV, a voltage regulator circuit for 12 volts, suitcase and telescopic V antenna.