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well based on what your looking for all I can tell you is it consists of a key, microphone, frequency converter of some sort and frequency detector/microphone, an amp then output to speaker.
but the info i am looking for is if there are skematics for a 2way radio to use more than 1 channel at one time on the same radio because when u switch channels the other is completly off or is it? I think the receiver is controled by a saved program on these if so is it rom
hi, i am looking for the same thing as my project college. But i want to use that circuit for tranmeter and reciver for council busses. The bus can send signa; within 1km of distance to the user and the user can get on the bus on time with out worrying.