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Date: Sat, 21 Jul 2007 11:55:22 +0100
From: John GM4SLV <gm4slv@sighthound.demon.co.uk>
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Subject: Re: LF: Re: 503.40 CW CQ from Shetland
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On Sat, 21 Jul 2007 11:41:15 +0100
"James Moritz" <james.moritz@btopenworld.com> wrote:
> Dear John,
>
> Nil seen this morning - guess will have to wait until darkness.
>
> I tried putting the numbers into the late G4FGQ's Grndwav3 ground-wave
> calculating software. Assuming about 660km G3KEV - GM4SLV, 100mW ERP
> (=55mW EMRP)and a sea path the whole way virtually, the received
> signal level should be about 0.7uV/m, which might be audible on a
> quiet band. For inland stations, the ground wave losses increase a
> lot, so some sort of ionospheric propagation probably will be
> essential for a successful QSO.
>
> Cheers, Jim Moritz
> 73 de M0BMU
>
>
>
Hi Jim & LF
Just completed the first G - GM QSO on 500kHz with Mal G3KEV
His CW was RST 569 - solid signal
His report to me was 339 so I TX'd in QRSS-3 - hand sent!! - and
received a solid "O" report
Roll on darkness!
Cheers
John