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Re: LF: what causes this on wspr

To: "[email protected]" <[email protected]>
Subject: Re: LF: what causes this on wspr
From: John Langridge <[email protected]>
Date: Wed, 1 Jul 2015 16:38:44 +0000 (UTC)
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References: <7D577AEFBA43411C807FDDFBCF90CCC0@AGB>
Reply-to: [email protected]
Sender: [email protected]
one additional option:  Perhaps the receiving station temporarily turned on a noise blanker or some DSP.  This can generate sidebands from time to time that are not there in real life.  It often happens when mixing with other noise sources in the same passband.

73!

John KB5NJD / WG2XIQ..


From: Graham <[email protected]>
To: [email protected]
Sent: Wednesday, July 1, 2015 11:24 AM
Subject: LF: what causes this on wspr

what causes this  on wspr
 
This  takes  some  doing  ...... but  how  to  do  it  ?
 
G,


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