1.5v tracking transmitter

Posted on Jun 22, 2012    3562

The circuit is a common form used in FM transmitters. The transistor conducts for 60-90 electrical degrees. When it turns off the LC tank `rings`, completing the sinusoidal waveform coupled to the antenna. The circuit is 77-85% effecient, compared to 40-50% for a linear oscillator.

1.5v tracking transmitter
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