fm bugs they are called that because they transmitt to an fm radio like the big ear bug, this easy to biuld bug ive biuly before from the circuits i collected from my old collection of talking electronics, magazines, talking electronics sell all kinds of bugs even as kits. the big ear bug has a microphone i used a speaker horn for the dish, qand what it hears it amplifies the sound and transmitts it to a radio headset tuned to a blqank spot in the fm band, so you can hear really good and clear all kinds of sounds includeing people talking and even cars in the distance and barking dogs to but its good for spying to
