Date: Thu, 6 Jun 2013 07:44:20 -0230 (NDT)
From: jcraig@mun.ca
To: rsgb_lf_group@blacksheep.org
In-Reply-To: <006801ce6251$bbd6c290$6401a8c0@JAYDELL>
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Subject: Re: LF: 137.7770 kHz
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Thanks Jay.

I cant always see the sigs on your grabber and think perhaps
the aerial does not radiate as well to the west.

73
Joe

On Wed, 5 Jun 2013, jrusgrove@comcast.net wrote:

> Joe
>
> A look from closer in ... http://www.w1vd.com/grabber.html .
>
> Jay W1VD  WD2XNS  WE2XGR/2
>
>
>
>
> ----- Original Message ----- From: <jcraig@mun.ca>
> To: <rsgb_lf_group@blacksheep.org>
> Sent: Wednesday, June 05, 2013 7:34 PM
> Subject: Re: LF: 137.7770 kHz
>
>
>> Hi Stefan, Markus and Jean Pierre F1AFJ (Grabber service),
>> 
>> Thanks for the report, Stefan.  I am happy you have something nice to
>> say about my sigs. Its good that they are reaching you when we are so
>> close to the solstice.
>> 
>> They were also quite strong around that time on Jean Pierre's grabber as
>> well.
>> 
>> As for Markus, he provided what I asked for  -- and now I must say his
>> very critical report is most gratefully received. :-)  The problem seems to
>> have disappeared after the 10 MHz input to the AD9851 was boosted with
>> a BJT amp.  The original interface simply offset the 1.5 V p/p
>> to 2.5V DC; the new one bosted it to 0-3V which is more in line with
>> the specs for the DDS.  Perhaps the chirps and phase glitches were
>> due to RF interfering with the weak 10 MHz input.
>> 
>> I will be happy to try OP32 on another frequency soon.
>> 
>> Thank-you very much for the good news and thanks all around.
>> The TX is now again QRV on QRSS30. (2330 UTC)
>> 
>> 73
>> Joe
>> 
>> 
>> On Wed, 5 Jun 2013, Markus Vester wrote:
>> 
>>> Joe,
>>> 
>>> ok, then here comes a particularly un-welcomed report ;-)
>>> 
>>> The problem seems to be solved, and this morning your trace appeared 
>>> perfectly focused in the narrow spectrogram. The frequency is 137777.0028, 
>>> give or take a couple of 100 uHz. How did you fix it?
>>> 
>>> Would you like to try Op-32 again one of these days, preferably between 
>>> 137.5 and 137.6 kHz?
>>> 
>>> Best 73,
>>> Markus (DF6NM)
>>> 
>>> 
>>> From: jcraig@mun.ca
>>> Sent: Wednesday, June 05, 2013 8:36 PM
>>> To: rsgb_lf_group@blacksheep.org
>>> Subject: Re: LF: 137.7770 kHz
>>> 
>>> 
>>> Hi Gary,
>>> 
>>> Thank-you for the report, caputure and for running your FB grabber.
>>> I look for sigs on your grabber quite frequently to check the TX.
>>> 
>>> The TX will be on again tonight, (without chirps I hope).  Comments
>>> about the phase (especially unfavourable criticism) are solicited and
>>> shall be most welcomed.
>>> 
>>> 450 watts, 3.2 amps to a 100m wire at 15m. QRSS30.
>>> 
>>> 73
>>> Joe VO1NA
>>> ...
>> 
>> This electronic communication is governed by the terms and conditions at
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>> 
>
>
>

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