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[TenTec] Scout instability-was Orion direction

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Subject: [TenTec] Scout instability-was Orion direction
From: wb2vuf@qsl.net ( Bob, WB2VUF)
Date: Thu, 07 Mar 2002 20:34:00 -0500
Well, if you have a good ear you can sometimes hear it hunt up and down
a little during receiver, but thus is only about 10 Hz, I think. 

I have noticed a warm-up problem from a cold start in a chilly room: The
PTO will drift considerably during transmit (even with a straight key)
until it warms up. But, bear in mind that its a PTO, not a synthesized
design, so allowing some warm-up time is not unreasonable. Probably each
one could be individually temperature compensated.


                        73,

                        Bob WB2VUF

robert k stephens wrote:
> 
> Every now and then someone mentions the Scout "instability problem".
> What problem ?
> 
> I agree with Stuart. If the Scout is operated according to directions the
> frequency stability is more than adequate for the ssb and moderate speed cw
> operation it was designed for.
> 
> The problem is that the internal keyer caused instability at speeds higher
> than about 25 wpm or so. Tec Tec said that right in the manual. Use an
> external keyer and the problem goes away.
> 
> 73 Bob KB1CIW
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