I found those 4.224 Crystal oscillators (ex equipment) on eBay .
Divide 4224 by 32 (first 8 and then make the quadrature signals), and the LO frequency ends up on 132 kHz. Not bad for a 136 kHz SDR.
Jay KI5VIR's FB Homebrew SolderSmoke Direct Conversion Receiver
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*Jay KI5VIR is a new ham, but you would never know this by looking at his
build of the direct conversion receiver: It looks like something built by
someon...
1 day ago
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