AM transmitter circuit diagrams
Bug Detector
This circuit can be used to "sweep" an area or room and will indicate if a surveillance device is operative. The problem in making a suitable detector is to get its sensitivity just right; too much and it will respond to radio broadcasts, too little sensitivity and nothing will be heard. Read more...AM Transmitter
An AM voice transmitter with variable tuning. The antenna circuit is also tuned and transmits via a long wire antenna. Read more...
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