[CW] QRM or QRN

Tue, 10 Feb 2004 13:45:03 +0000

Marshall, I believe you are correct.  What he described I hear all the time and assumed it was hams checkng their antenna SWR.

W8OKN 
> 
> From: "Marshall Emm" <[email protected]>
> Date: 2004/02/10 Tue AM 07:50:18 GMT
> To: [email protected],  [email protected]
> Subject: Re: [CW] QRM or QRN
> 
> >>Is it someone spinning the tuning dial or is it a peculiar
> spurious signal? <<
> 
> It's someone spinning the tuning dial.  Very poor practice, and technically 
> illegal, but guys have done it forever, mostly oldtimers who want to watch the 
> SWR needle rise and fall as they tune across resonance. For example, an op 
> might do that at the start of a contest to see how far he can wander without 
> adjusting his antenna tuner.  It's also a quick way to find out where the 
> antenna is resonnant if you don't happen to know. 
> 
> 
> 
>  
> 
> 73
> Marshall Emm
> N1FN/VK5FN
> [email protected]
> Morse Express and Oak Hills Research
> "Everything for the Morse Enthusiast"
> http://www.MorseX.com
> http://www.ohr.com
> (303)752-3382
> --
> 
> 
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