Here is a VHF band TV transmitter using negative sound modulation and PAL video modulation. This is suitable for countries using TV systems B and G.This circuit will be illegal in some countries.The frequency of the transmitter lies within VHF and VLF range on the TV channel, however this circuit has not been tested at UHF frequencies. The modulated sound signal contains 5.5 -6MHz by tuning C5. Sound modulation is FM and is compatible with UK System.
|
|||||