Date: Thu, 8 Dec 2011 18:08:31 -0330 (NST)
From: jcraig@mun.ca
To: rsgb_lf_group@blacksheep.org
In-Reply-To: <4EE0B1E0.2010401@iup.uni-heidelberg.de>
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Hi Stefan,

Nice QRSS and audible copy on you at the moment.
Can you try some CW?

Joe

On Thu, 8 Dec 2011, Stefan Sch=E4fer wrote:

> Hi Joe,
>
> Am 08.12.2011 02:40, schrieb jcraig@mun.ca:
>> Hi Stefan,
>>=20
>> Can you try some CW.  There is no doubt that your signal is audible.
> Really? That is great! I never expected that all that what happens in the=
=20
> last months will be possible for me on a fixed antenna.
>
> I've been in bed to the time you wrote that mail here at 2 AM local, sorr=
y.
>
> Well, about CW, sure i can TX CW within SpecLab and also my hardware is r=
eady=20
> for handmade CW, just the key is somewhere else. I would be very interest=
ed=20
> in a wav file to hear my CW on the other side of the pond, so if this is=
=20
> possible please record a minute for me :-)
> I think i won't hear you in CW, at least from the location where my RX is=
=20
> running. I could try from /p in a quiet location with my ferrite antenna=
=20
> which is much better! But that may be a high effort to go in the forest i=
n=20
> darkness (aaaah, help!! ;-) ).
> What do you think is the best time for a longer QSO? If we come to a QSO,=
 i=20
> would like to do a "real" QSO, not just "NA FC O K" or so. I think i can=
=20
> receive you in DFCW-10 or so. You can check that from time to time on my =
LF=20
> grabber at=20
> http://www.iup.uni-heidelberg.de/schaefer_vlf/DK7FC_LF_Grabber.html
>
> Another question is the frequency? What would you suggest? Should i TX on=
=20
> 136.172 and you on 137.777? Sometimes there is QRM due to luxembourg effe=
ct=20
> signals (as Markus explained me) near DCF and HGA. So a frequency in the=
=20
> center of the band may be more suitable.
>
> Anyway, the first and only question is the time. I've been watching out f=
or=20
> you yesterday and made some longer breaks between my transmissions but sa=
w no=20
> NA. Later i called you in DFCW-15 which was nicely received by W1VD=20
> (http://dl.dropbox.com/u/19882028/LF/W1VD_DK7FC_DFCW15.jpg). I wasn't sur=
e if=20
> DFCW-15 is a good choice since it may be to fast for a slow scrolling=20
> spectrogram. Also i have to use a higher shift (choosed 1 Hz) which may=
=20
> become problematic if other stations are transmitting in that EU60 DX sec=
tor.=20
> So i thought it may be the best if we QSY to 137.70 for a QSO but i am no=
t=20
> sure if you can quickly resonate to another frequency. For me, QSY takes=
=20
> about 1 minute in the current hardware situation.
>
> So, what do you suggest?
>
> I suggest simply running beacon transmissions and watching the RX during =
the=20
> breaks. If i can see you then in my QRSS-10 window (splitted spectrogram =
on=20
> my LF grabber) with suitable S/N i would QSY to 137.7 and call you. If yo=
u=20
> can hear me in CW, then DFCW-3(or4) should be no problem at all, even if=
=20
> there is a QSB of 10 dB.
>
> Looking forward to all! :-)
>
> 73, Stefan/DK7FC
>
>
>
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