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80M And 40M Cw-Ssb Receiver Circuit

2017-09-08 05:50  
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This direct-conversion receiver uses a TDA7000 IC and it drives an LM386 audio amplifier. The TDA7000 is used for its mixer and L.O. section.
80M And 40M Cw-Ssb Receiver Circuit

The frequency control can be either with an air variable capacitor or a varactor diode.

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