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.
Hall of Fame Update: 80 Completed SolderSmoke Direct Conversion Receivers,
with 7 Honorable Mentions. More receivers are being built.
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*Please let us know if you spot any errors, or if we have inadvertently
missed anyone. Don't worry about being late to the game -- the challenge
continu...
8 hours ago
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