Anatomy of a homebrew 40m superhet receiver

A look at a simple superhet receiver designed for CW reception. Describes each stage and demonstrates the homebrew crystal filter in operation. A 7 MHz receiver is shown but additional information on how this may be adapted to provide 14 MHz coverage is given as well.

For more information study the circuit of VU2ESE's BitX (available online) and 'Experimental Methods for RF Design' (book).

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