[Lowfer] WM in EN90xn
Michael Sapp
wa3tts at verizon.net
Sun Jan 17 13:22:39 EST 2016
Mike & All: I did get a partial capture of WM this morning. No luck
overnight as the storm down in the gulf near FL & AL
was generating too much QRN. I used my NW EWE antenna to limit the noise
for the overnight session, but that reduces the antenna gain in your
direction. This morning I did a 180 degree phase combiner arrangement on
the NW and SW EWEs, which gives me a west 270 degree peak. The QRSS lines
from what apparently is WM came through.... Presently still seeing what
appears to be light WM traces...
https://www.dropbox.com/s/fjenek47t878nb1/WMJ17.JPG?dl=0&preview=WMJ17.JPG
So you have my ragged-edge capture with the gain cranked up to 53/53 and
visual AGC "on" in ARGO and the AGC "off" and NB "on" with my FT-817 and
TXCO-9 as the receiver IF...
The sound card was the Syba USB dongle set at 24 bits and 44.1K sampling
rate.
73, Mike wa3tts
----- Original Message -----
From: "N8OOU" <n8oou at meekfarm.us>
To: "Discussion of the Lowfer (US, European, & UK) and MedFer bands"
<lowfer at mailman.qth.net>
Sent: Sunday, January 17, 2016 1:03 PM
Subject: Re: [Lowfer] WM LowFer Beacon back On Air
> Garry, JD,
>
> Thanks for your comments on the new format. I will look into how I can
> modify the graphic. The current graphic uses about half of the message
> capacity so I have room to increase the size, but may not be able to
> double it.
>
> At lease this change is just figuring out the new pattern and keying in
> the numbers, no firmware change is required.
>
> 73 de N8OOU - Mike Meek
>
> On 01/17/2016 09:20 AM, Garry wrote:
>> Mike,
>>
>> QRSS60 isn't the answer. QRSS20 shows the "WM" nicely versus time using
>> the slow rate but I think the shift needs to be roughly doubled to look
>> good.
>>
>> 73, Garry, K3SIW, EN52ta, Elgin, IL
>>
>>
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