40m Software Defined Receiver
These pictures show the receiver circuit and prototype.
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Component side of prototype. (The prototype used axial inductors instead of toroids).
Track side of prototype.
Circuit diagram (page 1 of 3) - Oscillator and pulse generator.
Circuit diagram (page 2 of 3) - RF filter, switching and audio stages.
Circuit diagram (page 3 of 3) - Voltage regulation.