Thats a lot for a harmonic and I am surprised the ShetlandS man has not been
in touch to sort it out. He says he sorted out the Faroes qrm last year.
Has he lost the touch?
g3kev
----- Original Message -----
From: "Graham" <[email protected]>
To: <[email protected]>
Sent: Sunday, January 17, 2010 5:12 PM
Subject: Re: LF: Dirty carrier
?
Clemens
I think Mal is referring to Hz and not mHz ? .. the tx is only
across the Irish sea from Liverpool and shows +30 db over the noise on
spec-lab .. sometimes I can listen to the audio .. :( ..
G ..
--------------------------------------------------
From: "Clemens Paul" <[email protected]>
Sent: Sunday, January 17, 2010 4:51 PM
To: <[email protected]>
Subject: Re: LF: Dirty carrier
> That's how the "504kHz-carrier" looks like here on Perseus.
> Actually two carriers,one a bit lees than 1Hz below and another,
> a bit more than 3Hz below.
>
>
> 73
> Clemens
> DL4RAJ
>
> ----- Original Message -----
> From: "mal hamilton" <[email protected]>
> To: <[email protected]>
> Sent: Sunday, January 17, 2010 4:53 PM
> Subject: Re: LF: Dirty carrier
>
>
>> The sidebands spread 900 hz spaced each side of the carrier at 100 hz
>> intervals.The dirt has now gone, fault rectified.
>> g3kev
>>
>> ----- Original Message -----
>> From: "Graham" <[email protected]>
>> To: <[email protected]>
>> Sent: Sunday, January 17, 2010 3:44 PM
>> Subject: Re: LF: Dirty carrier
>>
>>
>>> Carrier is 30 db over the noise floor at Liverpool , no hum lines
>>> showing,
>>> only modulation spread , nothing showing at Birmingham either
>>> > http://www.wireless.org.uk/grab/
>>>
>>> If it was 100 Hz hum , then the side bands would be , 503.900 and
>>> 504.100 .. that was the reason for picking 502.4 as the wspr
>> frequency
>>> to make use of the 100 Hz window under 504 ..
>>>
>>> G ..
>>>
>>> --------------------------------------------------
>>> From: "mal hamilton" <[email protected]>
>>> Sent: Sunday, January 17, 2010 3:05 PM
>>> To: <[email protected]>
>>> Subject: Re: LF: Dirty carrier
>>>
>>> >
>>> > I think it is a problem with RTE 2nd harmonic 100 hz hum on the
>>> > carrier
>>> > 503.4 K/cs
>>> > de mal/g3kev
>>> >
>>> > ----- Original Message -----
>>> > From: "James Moritz" <[email protected]>
>>> > To: <[email protected]>
>>> > Sent: Friday, January 15, 2010 5:50 PM
>>> > Subject: Re: LF: Dirty carrier
>>> >
>>> >
>>> >> Dear Mal, LF Group,
>>> >>
>>> >> Nothing unusual visible/audible here...
>>> >>
>>> >> Cheers, Jim Moritz
>>> >> 73 de M0BMU
>>> >>
>>> >>
>>> >
>>> >
>>> >
>>>
>>>
>>>
>>
>
>
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