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.
Antenna Options and Views from the Terrace of SolderSmoke Shack South
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*Above is the view to the east. North-east to Europe will be up to the
left. Straight out to the east gets me across the Atlantic to Central
Africa. ...
20 hours ago
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