wireless microphone - a high quality FM transmitter

To dispel any misgivings you may have had, we would like to start by emphasizing that the design published here has little in common with the "wireless microphones" that are sometimes offered for sale. It is, in fact, a substitute for a real professional wireless microphone. Its miniature transmitter provides very good quality sound. The receiver is simply a modified version of the "personal FM" published in Elektor in September 1983. wireless microphone a high quality FM transmitter A wireless microphone may not seem like a very unusual project for an electronics magazine given that there are ready-made versions fairly freely available. These are, however, nothing more than toys, when considering their stability and harmonic suppression. Furthermore as they operate inthebroadcastFMbandtheyareillegal. frequencysweep(bandwidth):,...,---180kHz 6-48 Professional wireless microphones are a completely different story, of course. They transmit high quality sound over quite a reasonable ...