[Knightsqrss] WSPR 'drift' values

[Geir Aarnes]

I guess that your own receiver is dead steady. If not you got ++. +-, -+ --  
and all in between  :-)

73 de LA6TPA
Geir

----- Original Message ----- 
From: "David Ackrill" <dave.g0dja at tiscali.co.uk>
To: "ON5SL" <ON5SL at pandora.be>
Cc: <knightsqrss at cnts.be>
Sent: Saturday, April 26, 2008 8:51 PM
Subject: [Knightsqrss] WSPR 'drift' values


>I wonder how WSPR decides on the drift value?
>
> See below...
>
> 080426 1738 -19   1.9  10.140198   0  OE5MPL JN78 35
> 080426 1740 -24   0.9  10.140158  -3  YO5CFI KN16 37
> 080426 1742 -25   2.2  10.140181   0  DH8SA JO63 33
> 080426 1744 -27   0.4  10.140160   1  DG0OPK JO50 33
> 080426 1754 -26   0.3  10.140160   1  DG0OPK JO50 33
> 080426 1800 -27   0.2  10.140159  -3  YO5CFI KN16 37
> 080426 1808 -22   0.0  10.140159  -3  YO5CFI KN16 37
> 080426 1818 -20  -0.5  10.140160  -3  YO5CFI KN16 37
> 080426 1826 -25  -0.7  10.140161  -3  YO5CFI KN16 37
> 080426 1848 -24  -0.6  10.140159  -4  YO5CFI KN16 37
>
> As you can see, YO5CFI has been reported on different frequencies, but
> the drift value stayed at -3 until the last report.  I wonder how the
> program decides on what drift value to assign?
>
> Cheers - Dave (G0DJA)
>
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