Alan, If you use PowerSDR-SR40 with Si570 then there is an already identified glitch by a few of us...
Have a look at this thread named "Multiband SoftRock with Si570 and PowerSDR-SR40" -> http://groups.yahoo.com/group/softrock40/message/21740 Guido from what I know is in the process of rectifying the issue and will provide a new release soon. 73 Christos SV1EIA --- In [email protected], "Alan" <[EMAIL PROTECTED]> wrote: > > > ----- Original Message ----- > From: "Christos Nikolaou" Subject: [softrock40] Re: Si570 Below 10MHz. > > > >I forgot to mention that if you go and do the math of programing the > > Si570 you will see that even the excel sheet provided by the company > > is giving valid register combinations for output frequency of 3.5MHz. > > Thanks Christos, I did not realise that, the calculator in the Si Labs > evaluation software does not go below 10MHz. > I tried my on 7MHz output for a few hours this afternoon and it worked OK. > Maybe I just had one of those digital glitches. > I was worried in case there was excessive dissipation in the dividers of the > Si570. > > 73 Alan G4ZFQ >
