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Old October 6th 14, 05:38 PM posted to rec.radio.amateur.homebrew
Peter Able Peter Able is offline
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First recorded activity by RadioBanter: Jun 2007
Posts: 12
Default Frequency accuracy in older RXs

On 06/10/2014 16:43, rickman wrote:

building this. But there is only one problem with the idea. To use the
Si570 as the VFO for a receiver it would need to output a sine wave.
However the Si570 outputs square waves for digital circuitry. I don't
think the mixer would appreciate all the harmonics produced in a square
wave would it?


Then use a DDS.

PA