Brian Lloyd wrote: > On Tue, Aug 25, 2009 at 3:31 AM, w1hkj<w1hkj at bellsouth.net> wrote: > >>>> What can cause such pulses or whatever it is ?. >>>> >>>> Have I reached the correct mailinglist ?. >>>> >>>> >> Yes. Erik, the right mailing list. But you will have to wait for one of >> the 5000 / fldigi alpha team members to speak to your report. >> > > The jumping, pulsing panadaptor display was a bug in some versions of > PowerSDR. As far as I know, that bug was squashed about 3-4 months ago > but obviously if you use SVN to build some versions of PowerSDR you > are going to experience that problem. As far as I know neither the > current release version of PowerSDR (1.18.2), nor the current version > from the test branch (I am not in front of a machine that will let me > check) have that problem. I suspect that some branches may still have > the problem as they are addressing other areas of development. > > Double check that firewire buffer sizes and sample rates match between > the radio's firewire driver and PowerSDR itself. Also, make sure that > the settings in VAC (sample rates supported and buffer sizes) match > the settings in PowerSDR. PowerSDR can handle buffer-size mismatch but > it ends up creating a LOT of processing overhead which may show up as > a result of: a) increased CPU usage when fldigi is runnig, and/or, b) > blocking due to buffer starvation due to buffer size mismatch. > > The bottom line is that fldigi, both the alpha and release versions, > seem to be working fine in general with both the latest SVN test > branch or the released version of PowerSDR so you need to look at some > of the other things that could be affecting performance. > > Thank you very much Brain. You are explaining things such that they are understandable. The issue is when I use SVN versions. I will try again using the PSDR 1.18.2, and then after I'll report back here again.
73s-Erik-OZ4KK
