Well done Stefan and Martin. I guess Stefan that the path is 4 hops and at
least 3 are probably over water. It may not be that much better in winter.
You want stable conditions for that speed QRSS.
Best Wishes
Alan
G3NYK
----- Original Message -----
From: "Stefan Schäfer" <[email protected]>
To: <[email protected]>; "YV7MAE Maritn A. Echazarreta D."
<[email protected]>
Sent: Tuesday, May 15, 2012 1:29 AM
Subject: LF: DK7FC in South America
> LF!
>
> I just wrote to Martin/YV7MAE:
>
> /May, the 15th 2012! 00:12 UTC. YV7MAE received first traces of DK7FC on
> 136.172 kHz in DFCW-180. Excellent reception of DCF39 too and low QRN/M,
> after several antenna system improvements!
> This is a first detection of a German amateur radio signal in South
America!
> Congratulations!
> /
> I can see it live via the remote link, the grabber is still not updated
> (each 10 minutes).
>
> After another change in the antenna wire location (higher, longer..., i
> can't stop him to improve each day), DCF39 showed up about 30 dB S/N in
> 1 Hz NBW (without noise reduction). I started the TX immediately. After
> a few minutes i saw my K just 0.1 Hz below 136.172 kHz, as Markus
> mentioned in the recent days.
>
> It is still the long wire, about 80m, matched with a resonant circuit on
> a ferrite rod which Martin is using. If this path works in the middle of
> May, what will it look like in winther? And what when a directional
> antenna is used?
>
> I still can't belive it!
>
> The capture is now on the grabber and will be saved in the archive site
> which a added today.
>
> My God, now the 7 is coming in!!!!!!!!!!!!!!! That is worth _*ALL*_ the
> effort, by far!!!!
>
> The path is 7818 km distant,
> http://no.nonsense.ee/qthmap/?qth=FK81BD&from=jn49ik00wd
>
>
> Take a look: http://dl.dropbox.com/u/74746618/LF/YV7MAE_LF_Grabber.html
>
> 73, Stefan/DK7FC
>
|
