[Lowfer] WH2XHY

[John Andrews]

He may have a ground loop problem between the computer and the 
transmitter audio input. A transformer could be used to break that up. 
It was an issue early-on here.

John, W1TAG

On 2/26/2015 10:51 AM, Michael Sapp wrote:
> Garry: OK on all. I'm guessing he may have his audio levels set too high
> on TX...akin to an over-driven PSK signal effect
>
> which is occassionally-to-commonly observed on HF Part 97 stations.
> Eventually he may "dial it in."  Otherwise, signal strength wise, my
>
> NE EWE makes a big difference on his signal level vs my prior listening
> in the SW direction....
>
> Also to report on condx last nite I had four BDQ captures overnite in
> the 0900~1100 time frame in the low -20s and a few -8 SNRs from XND.
>
> I say condx were average to slightly above average for awhile last night.
>
> 73, Mike wa3tts
>
>
> ----- Original Message ----- From: "Garry Hess" <k3siw at sbcglobal.net>
> To: "lowfer list" <lowfer at mailman.qth.net>
> Sent: Thursday, February 26, 2015 10:37 AM
> Subject: Re: [Lowfer] WH2XHY
>
>
>> Mike, thanks for the confirmation. I occasionally get multiple decodes
>> on strong wspr signals caused by 60 Hz harmonics on my sound card. But
>> WH2XHY is still transmitting and although the only signal coming
>> through in the daylight I see the +/- 120 Hz spurs. They're in-band as
>> far as licensing is concerned but figure there must be some general
>> spurious spec and they probably exceed it. When I first tuned to 474.2
>> kHz last night I saw a whole picket fence of spurs, but looking later
>> they had disappeared except for the 120 Hz ones.
>> --
>> 73, Garry, K3SIW, EN52ta, Elgin, IL
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