[Lowfer] Lowfers (SIW, TAG overnite, no WM)
Michael Sapp
wa3tts at verizon.net
Wed Jan 28 16:36:02 EST 2015
Garry & All: Seems like I am at the far edge of groundwave in daylight but
just a bit too close in for consistent skywave--at least in the early to mid
evening. Last night no skywave at all for SIW until a rather abrupt
appearance around 0630 UTC. I made a level adjustment on ARGO from 54/54 to
50/50 and the SIW signal appeared shortly thereafter
https://www.dropbox.com/s/scpc36to5xpnt0b/capt00070%20%282%29.jpg?dl=0
Stayed fairly strong through the next capture with the furnace causing some
QSY most likely the FT-817 IF receiver TCXO drift
https://www.dropbox.com/s/py6ckvaf5lm7bf2/capt00071.jpg?dl=0
Lower signal levels but still solid copy without blooming and TAG making an
appearance even tho the LF EWE antenna is on the SW transformer direction
for antenna pattern, so TAG has a 10 to 13 dB F/B disadvantage and still
coming through reasonably well. An extra 108mi to TAG (542.3mi) vs SIW
(434.4 mi) from this location.
https://www.dropbox.com/s/cuo2xtsof75u8la/capt00072.jpg?dl=0
https://www.dropbox.com/s/f6izgaz6txi5lkq/capt00073.jpg?dl=0
Back to daylight and consistent SIW signals with single digit sunrise F deg
temps
https://www.dropbox.com/s/ntstorm86tshjyw/capt00074.jpg?dl=0
https://www.dropbox.com/s/uzn6lvy3nuporqd/capt00075.jpg?dl=0
Unfortuneately no WM copy last nite. I did have a bit of a single "V" trace
up around 185.303 around 0600 but that seems too high in
frequency to be WM...
73, Mike wa3tts
----- Original Message -----
From: "Garry Hess" <k3siw at sbcglobal.net>
To: "lowfer list" <lowfer at mailman.qth.net>
Sent: Wednesday, January 28, 2015 9:46 AM
Subject: Re: [Lowfer] Lowfers
> Mike, thanks for the capture. Interesting that despite how far away you
> are the copy is better before darkness sets in. A rise in noise level is
> expected then but also I'd expect the skywave to start coming in too.
> Guess the groundwave is pretty potent.
>
> Still not seeing MP and WM this morning here, but do see MLS in there fine
> around 186204.7 Hz.
> --
> 73, Garry, K3SIW, EN52ta, Elgin, IL
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