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LF: Re: WSPR Spots

To: <[email protected]>
Subject: LF: Re: WSPR Spots
From: "dave.riley3" <[email protected]>
Date: Fri, 20 Feb 2009 17:49:21 -0500
References: <[email protected]>
Reply-to: [email protected]
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Am seeing activity on 503.900 but no WSPR decodes...

Just widely separated dashes of about 8 seconds length...

QRU




----- Original Message ----- From: "Andy Talbot" <[email protected]>
To: <[email protected]>
Sent: Friday, February 20, 2009 5:11 PM
Subject: LF: WSPR Spots


According to the WSPR Spot database, there is some "interesting" DX
being received chez GM4ISM.
Is there some carrier or coherent QRM present to generate these false hits?

Just got a WSPR generating routine running on a 16F628 PIC with AD9852
DDS combination.
At the moment it only operates at 100% duty cycle, but I'm Looking at
PN sequences for randomised transmission slots with 20/25/33% Duty
cycle operation.

Andy  G4JNT
www.g4jnt.com




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