DIY Micro FM transmitters/bugs

emanator.demon.co.uk — It's pretty hard to believe that these generic micro transmitter (bug) circuits give such high quality reception on a standard FM radio. Fundamentally they are nothing more than high frequency oscillators with their frequency modulated by a microphone. The concept is simple enough and it works well because the FM radio you use to monitor them does Mar 24, 2008 View in Crawl 4