[Lowfer] 8 KHz bandwidth for 6 lowFER stations 11-24-20

[Douglas Williams]

That's pretty cool, Andy. Guess that shows that the software doesn't
necessarily require narrow CW filters in order to work properly.

On Tue, Nov 24, 2020 at 11:32 PM Andy - KU4XR via Lowfer <
lowfer at mailman.qth.net> wrote:

> Hi all:
>
> Just for kicks, ( and pleasant surprises ), I set the IF bandwidth on my
> TS450S to 12 KHz; curious to
> see if it really would receive that wide, AND, could I see 6 lowFER
> stations in a 7.2 Khz Bandwidth.
> The SpecLab Filter Control Window showed visible audio response to 10.5
> KHz.
> I was pleasantly rewarded with results. The target beacons were; JH, WM,
> SIW, TAG, KE, and EAR.
> *** If there are other eastern lowFER's on the air, I'm not aware of them.
> ***
> The Viewer Softwares required higher Audio Sampling rates to see the
> Higher Audio Frequencies.
> Monday night ( 23rd ) the static was 5 dB over S-9 but I still saw bits
> and pieces of JH, WM, and EAR.
> Tuesday night ( 24th ) the static was very low, and propagation was OK,
> but not great. Results were much better.
> *** KE is Off Air for TX rebuild, and Propagation just wasn't good enough
> to pull out TAG. ***
> The radio dial is at 181.610 KHz - USB
> JH - 181.818 KHz is at 200 Hz using Argo
> WM and SIW - 185.300 KHz is at 3690 Hz using SpecLab
> SIW - 185.185 KHz is at 3575 Hz using WSPR-X ( WSPR15 ) BFO at 3455 Hz
> TAG - 185800 KHz is at 4190 Hz using WOLF10
> KE - 187.304 KHz is at 5690 Hz using Spectran
> EAR - 188.830 KHz is at 7220 Hz using Spectran
>
> Screen shots of JH, including a " hic-up " along the way:
> https://www.dropbox.com/s/qcvtxyueehvot5s/JH_11-24-20.bmp?dl=0
>
> Screen shot of SIW in WSPR15 ( can't do OP32 due to no option to change
> BFO Offset to higher frequencies )
> https://www.dropbox.com/s/2tj3wyysxtsj75j/SIW_WSPRX_11-24-20.bmp?dl=0
>
> Screen shots of WM in the Wateringhole:
> https://www.dropbox.com/s/tqij6dayahhcak8/WM_11-24-20.bmp?dl=0
>
> Scren shots of EAR on the high end of the spectrum:
> https://www.dropbox.com/s/9v6m36au0rkcq08/EAR_11-24-20.bmp?dl=0
>
> Have fun. stay safe, and best DX to all; 73:
> Andy, KU4XR Friendsville, TN. EM75xr
>
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