2-TRANSISTOR FM TRANSMITTER by 2N3904,2N2222

Monday, January 21st, 2008


While there are a plethora of similar 2-transistor schematics available, this one is above average. A major improvement over the little 1-transistor circuit that we’ve discussed previously, this transmitter consist of two stages. The first transistor is used to amplify audio, which means that the microphone is now much more sensitive to sound. The second [...]

Posted in RF-Radio Frequency, fm transmitter |