[hpsdr] Horton LO

Lyle Johnson kk7p at wavecable.com
Fri Jun 16 13:38:00 PDT 2006


> How does the 16 bit divider gives us 2.5kHz resolution ?
> i.e. to tune the QSD at 31.250Mhz just a plain divider should be set to 4,
> setting it to 5 would give 25Mhz, and thus gives at this frequency a
> resolutin of about 5Mhz..?
> 
> Bob did you maybe thinking about using a fractional divider at this point?

Oops.  Bob and I fell into this trap in a discussion a couple of years 
ago about using an FPGA instead of a DDS for a QSD clocking solution.

Well, the adrenaline rush was free, and the Neuralyzer is apparently 
working.  Forgot I had it...

73,
Lyle KK7P


 1150490280.0


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