[DSP-10] Software birdie???
Lee Scott - AA1YN
aa1yn at aa1yn.com
Wed Jan 4 12:46:04 EST 2006
Another update.
In further checking, I believe this is the 5KHz birdie which I thought was
eliminated. Just in case I picked up an old file, I re downloaded the "DSP
Program for DSPx and KDSP10" uhf3x_30.zip file and ran that one with the
same results.
I have not received any comments on the last two posts. Would really like
to hear a comment or two about this problem.
Lee - AA1YN
At 08:31 AM 1/3/2006 -0500, you wrote:
>As an update,
>
>I powered up the KDSP10x without hardware. I grounded the two audio
>inputs. The same birdie appears and as you move up in freq (CW mode), the
>birdie moves up also. This to me would indicate it is coming from the
>KDSP10 internally.
>
>Lee - AA1YN
>
>At 03:45 PM 1/2/2006 -0500, you wrote:
>>I am in the process of building a DSP-10 for NG4C and have the 2 PLLs up
>>and running with the KDSP10x. I do not have the RF nor audio section
>>done. The KDSP is only connected via P101. I noticed in CW mode, there
>>is a birdie of about 3dB @1200Hz with the freq set for 144.000 It does
>>move up in audio freq as I increase the RF Freq.
>>
>>I am running with the latest 3.5 software and the latest DSPx software.
>>
Lee Scott - AA1YN http://www.aa1yn.com
Home of the VHF & Up Register http://www.aa1yn.com/vhf
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Hooksett, NH
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