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Re: LF: OK2BVG_8970

To: [email protected]
Subject: Re: LF: OK2BVG_8970
From: Gerhard Hickl <[email protected]>
Date: Sun, 11 Mar 2012 18:26:50 +0100
In-reply-to: <[email protected]>
References: <[email protected]> <[email protected]> <[email protected]> <1331389965.1987.40.camel@gerhard-desktop-acer> <5DEACA412B7947B990F925AC29DA6064@White> <1331484711.6563.11.camel@gerhard-desktop-acer> <[email protected]>
Reply-to: [email protected]
Sender: [email protected]
Hi Stefan!

Not sure about the settings. Basically I used the template of my
VLF-Grabber for the 6000-Window and adapted the setting accordingly.

Actually, the file in the attachment was my QRSS100 setting.

73
OE3GHB
Gerhard



Am Sonntag, den 11.03.2012, 18:13 +0100 schrieb Stefan Schäfer:
> Hello Gerhard,
> 
> A recording would have been halpful now. Maybe it was due to the 
> settings? How did you switched to DFCW-120? Manually or by using the 
> predefined settings? There may be a difference in the filter and 
> noiseblanker settings which can make things 6 dB worse or so, you know...
> 
> 73, Stefan/DK7FC
> 
> Am 11.03.2012 17:51, schrieb Gerhard Hickl:
> > Hello Markus!
> >
> > I also thought about a coupling of antennas after playing around for a
> > while in SpectrumLab. I had to set up the DFCW30 Window because I
> > usually do not run one on my grabber.
> >
> > The signal in the usual 6000 window was strong indeed but when I
> > switched to 30 or 60 or even 120, I wasn't able to see Lubos signal
> > clear enough to run a QSO.
> >
> > I removed the antenna wire later from the coil but unfortunately it
> > didn't change anything. Still no usable signal in faster modes.
> >
> > Lubos signal was good as many grabbers across Europe showed and this
> > made it very clear to me: I have got a problem in receiving. Due to
> > absence of signals, even this is hard to find out and was more than
> > worth the test.
> >
> > At least the problem is identified and so I know what to focus on next.
> >
> > 73
> > OE3GHB
> > Gerhard
> >
> >
> >
> >
> >
> >
> > Am Sonntag, den 11.03.2012, 13:01 +0100 schrieb Markus Vester:
> >    
> >> Hi Lubos, Gerhard,
> >>
> >> thanks very much for those tests! It is a real pleasure to see your
> >> two signals side-by-side, in very good quality in my 0.48 mHz window.
> >>
> >> The QRN was not at its best yesterday. Pity that Gerhard didn't
> >> receive Lubos clear enough for a QSO yet, even though the trace on the
> >> OE3GHB grabber looked strong between 8:30 and 10. Perhaps a
> >> problem of coupling between the resonant TX antenna and an RX probe?
> >>
> >> Looking forward for more dashes...
> >>
> >> Best 73,
> >> Markus (DF6NM)
> >>
> >>
> >>
> >> From: Gerhard Hickl
> >> Sent: Saturday, March 10, 2012 3:32 PM
> >> To: [email protected]
> >> Subject: Re: LF: OK2BVG_8970
> >>
> >>
> >>
> >> Hello Eddie, group!
> >>
> >> Thank you for watching out. Unfortunately I had no luck today. There
> >> is
> >> nothing of my signal seen on your grabber. Lubos left a clear trace.
> >>
> >> I noticed that my signal is fading out on most grabbers where I have
> >> been visible and so I'm going to stop the transmission for today.
> >>
> >> It was very nice to compare Lubos and my antenna. We both ran 600mA of
> >> Antenna-current. His antenna is higher and has more topload compared
> >> to
> >> mine. And now consider: He is living in a flat while I have a home and
> >> a
> >> small plot of land. So he's doing really well with his constructions.
> >> He
> >> somehow managed to hang his antenna between different blocks of flats,
> >> more or less in a city. Marvellous.
> >>
> >> 73 es tnx everybody
> >>
> >> OE3GHB
> >> Gerhard
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >> Am Samstag, den 10.03.2012, 13:47 +0000 schrieb qrss:
> >>      
> >>> We are all begging for more :-)
> >>>
> >>> Eddie
> >>>
> >>> On 10/03/2012 12:50, Stefan Schäfer wrote:
> >>>        
> >>>> Hi Lubos, Gerhard,
> >>>>
> >>>> Very nice. I saw both of your signals in my "6000" and even in the
> >>>> "600" window,
> >>>>
> >>>>          
> >> http://www.iup.uni-heidelberg.de/schaefer_vlf/DK7FC_VLF_Grabber.html.
> >>      
> >>>> VLF propagation is exceptionally good, even yesterday many MSK
> >>>> transmitters were significantly stronger than usual.
> >>>> Tnx for the activity and good luck now in the afternoon Gerhard.
> >>>> Lubos, your signal seems to be quite strong. FB antenna and 600mA
> >>>>          
> >> at
> >>      
> >>>> 120W (= 330 Ohm) is really good! Can't you run longer tests on
> >>>>          
> >> that
> >>      
> >>>> antenna? Yes i know, i could do the same here ;-)
> >>>>
> >>>> 73, Stefan/DK7FC
> >>>>
> >>>>
> >>>>
> >>>> Am 10.03.2012 13:01, schrieb Lubos OK2BVG:
> >>>>          
> >>>>> Hello VLF friends!
> >>>>> Thanks for all reception reports. I am glad, that my signal was
> >>>>> seen by Gerhard/OE3GHB, Markus/DF6NM, Eddie/G3ZJO, Mal/G3KEV,
> >>>>> Stefan/DK7FC and Paul in Todmorden.
> >>>>> I haven´t a plan to transmit so long time today. Both, Gerhard
> >>>>>            
> >> and
> >>      
> >>>>> me, did some experiments in DFCW mode only. Than I kept my
> >>>>>            
> >> signal
> >>      
> >>>>> up until 12:00UT :-)
> >>>>>
> >>>>>
> >>>>> Date: 10.03.2012
> >>>>> Time: 07:40 UT - 12:00 UT
> >>>>> Antenna: Marconi L 24m up + 220m top load
> >>>>> PA: 120W  (Iant = 600mA)
> >>>>> Identification:  carrier only
> >>>>> Mode: carrier only
> >>>>> FRQ: 8970.000 (Rubidium reference)
> >>>>> Shift:
> >>>>>
> >>>>>
> >>>>> It was very interesting VLF morning. Thanks everybody!
> >>>>>
> >>>>>
> >>>>> Lubos, OK2BVG
> >>>>>            
> >>>        
> >>
> >>
> >>      
> >
> >    
> 


Attachment: VLF_QRSS120.USR
Description: Text document

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