--- In [email protected], [EMAIL PROTECTED] wrote: > > On 20 Oct 2008 at 1:42, sailingto wrote: > > > Hello all - I am running Winrad as my main receiver program. It just > > seems to work better on my Toshiba VISTA notebook with my Softrock Lite > > 6.2 receiver. > > > > As you know, the Softrock has a 7.056.000 LO. When I set the LO to the > > 7.056.000, the readout for a signal is about 200 hz off. If I set the > > LO for Winrad to 7.056.192, then Winrad reads just right for the freq > > readout. Why? > > > > Is this because of the way my internal RealTek HD soundcard handles the > > signal? Is there other calibration I should be using instead? > > > > Thanks to any info, > > > > 73 de Ken H. K9FV > > > It's very likely that is the freq. of the LO in the Softrock. That is an error of only 28 ppm. > > Dave - WB6DHW > <http://wb6dhw.com>
Good point - Now you mention that, it does seem like the LO crystal was not exact on freq when checked with my 756 during building - I will have to double check on that. Thanks for the trigger that made me "think". 73 de Ken H> K9FV
