[Skimmertalk] No RX, spots on bottom two bands

N4ZR n4zr at comcast.net
Sat Nov 17 09:07:11 EST 2018


Hi Bill - from your ini file, it appears you were last skimming at 96 
KHz.  Your lowest two bands at that rate are centered on 1645.5 KHz and 
1745.5 KHz, and you have no CW segments specified for them, so that's 
not going to work.  When you were skimming at 192 KHz, your Segment 
Select line indicates that you had turned off the bottom two bands, 160 
and 80..

I would delete 1645500 and 1745000 from your CenterFreqs96 line and give 
it another try at 96 KHz, and if it works, go to 192 KHz and reselect 
160 and 80..

73, Pete N4ZR
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On 11/17/2018 12:17 AM, Bill Conwell wrote:
> Something weird - looking for clues.
>
> I'm running SkimmerServer on a Red Pitaya with CWSL.  All was fine until a
> few days ago, when I got no HDSDR signals, and no Skimmer spots, on 160/80m
>
> Fussing around I found this behavior afflicts the bottom two bands -
> whatever they are.  If I select only 2 bands to skim, they are both dead.
>
> I tried skimming 96 KHz segments instead of 192 - same issue.
>
> I've worked-around this issue by defining two bands below 160m.  But this
> reduces number of skimmable bands to 6.
>
> Any suggestions?  My .ini file is below.
>
> Tnx,
>
> /Bill, K2PO
> +++++++++[Window]
> MainFormLeft=1253
> MainFormTop=190
> [User]
> Call=K2PO-7
> Name=Bill
> QTH=Portland, OR
> Square=CN85LI
> [Telnet]
> Port=7300
> PasswordRequired=0
> Password=
> CqOnly=0
> AllowAnn=1
> AnnUserOnly=0
> AnnUser=
> MinQuality=1
> [Skimmer]
> CenterFreqs48=1822750,3522750,3568250,7022750,10122750,14022750,14068250,18090750,21022750,21068250,24912750,28022750,28068250,50022750,50068250,50113750,50159250
> CenterFreqs96=1645500,1745500,1845500,3545500,7045500,10145500,14045500,18113500,21045500,24935500,28045500,28136500,50045500,50136500
> CenterFreqs192=1891000,3591000,7091000,10191000,14091000,18159000,21091000,24981000,28091000,28241000,50091000
> SegmentSel48=00010100100000000
> SegmentSel96=11110010111000
> SegmentSel192=00111000111
> CwSegments=1800000-1865000,3500000-3570000,7000000-7125000,10100000-10130000,14000000-14150000,18068000-18095000,21000000-21120000,24890000-24920000,28000000-28300000,50000000-50100000
> ThreadCount=8
> DeviceName=01 CWSL_Tee on RP-F01F09 v25
> Rate=1
> FreqCalibration=1
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