[Lowfer] WSPR on the air from Friendsville, TN.
Mike.WE0H
we0h at gmx.com
Thu Mar 25 10:36:30 EDT 2010
Wrap a towel around the radio and see if it stabilizes at ~80F or there
abouts. I wouldn't let it go over 90 something degrees.
Mike
WE0H
Andy - KU4XR wrote:
> Good day Jay:
>
> Well thank you for taking the time to look though. I wanted to see
> how stable the radio would be in continuous beacon mode. After
> heating up the inside of the case, it settled down to about a 2 Hz
> drift, moving between 181.511 and 181.512 ... In 50% transmit it
> moves around 4 to 6 Hz. The radio is 23 years old, and wasn't
> built for super stability anyway, so for what it is; I suppose it
> is as good as one could expect. I'll try ovenizing the crystal and
> see if that helps to keep drift down some. The transverter itself
> is very stable. Again thanks for looking and 73 to you ::::
>
>
> Andy - KU4XR - EM75xr - Friendsville, TN. USA
> LOWfer Beacon " XR " @ 185.29875 KHz ( QRSS-60 )
> Coordinates: N: 35º 43' 54" - W: 84º 3' 16"
> http://www.myspace.com/beaconxr
> http://webpages.charter.net/ku4xr/
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