Pll Am Transmitter Schematic. You can make use of the relay switch logic as well. Pll fm transmitter adjustments.
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First you set all trimmers to mid range and program the frequency. This circuit is designed with limited power output to match the fcc regulations and still produces enough amplitude modulation of voice in the medium wave band to satisfy your personal needs. A broadcast frequency is chosen that s not used by any local or high power station.
This unit is a highly efficient professional am transmitter with up to 20w of clean output.
Schematic of the am transmitter. The least significant switch produces 100khz the second adds 200khz the next 400khz and so on until the eighth which adds 12 8 mhz. Here is the circuit diagram of a simple am transmitter circuit that can transmit your audio to your backyard. The transmitter has several unique features.
