A mini FM transmitter with two transistors. The first is used as an AF preamplifier and the second is the RF stage. The sensitivity of the preamplifier is exceptionally high. The kit comes complete with a FET electret microphone. It is designed to cover the 88-108 MHz band, but it is very easy to change the frequency to cover all the range between 63 and 130 MHz. The transmitter an be operated from a common 9 Volt battery. Operating voltage: 9 VDC. Output power: 0.2W  RF. Max. current: 0.05 A. Suitable box: 2001