[hpsdr] SSB TX is sometimes on the wrong sideband
Bill Tracey
bill at ewjt.com
Sun Jun 24 08:39:17 PDT 2007
Hmm....... are you sure it is wrong sideband or is it perhaps DDS
tuned to wrong freq?
Were you running split/rit/xit @ the time?
If you see this again, can you grab a screen shot -- interested in
seeing what VFOA, DDS osc and DttSP osc are.
Regards,
Bill (kd5tfd)
At 10:06 AM 6/24/2007, john_eckert at agilent.com wrote:
>***** High Performance Software Defined Radio Discussion List *****
>
>A couple days ago I was unable to check in to a 40M net even
>though signals were strong and I was running a KW.
>
>The next day, the same thing happened. After checking the
>antenna and the normal culprits, nothing was found.
>
>I powered up my spectrum analyzer and found the srd1000/O/J
>was transmitting on USB while I was listening on LSB. Hmmm.
>
>I switched bands to 160M and RX and TX were both on LSB as
>indicated by PowerSDR. I then switched back to 40M and it was
>working correctly, RX/TX on the same sideband.
>
>I'm guessing that something is going on in PowerSDR. I'll try
>to figure it out and let you know.
>
>73,
>John
>k2ox
1182699557.0
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