Message-ID: <4E19D656.5090506@iup.uni-heidelberg.de>
Date: Sun, 10 Jul 2011 18:41:58 +0200
From: =?ISO-8859-15?Q?Stefan_Sch=E4fer?= <schaefer@iup.uni-heidelberg.de>
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.1.11) Gecko/20100711 Thunderbird/3.0.6
MIME-Version: 1.0
To: rsgb_lf_group@blacksheep.org
References: <4E184FFE.80403@iup.uni-heidelberg.de> <001001cc3e47$e5277430$0401a8c0@xphd97xgq27nyf>
In-Reply-To: <001001cc3e47$e5277430$0401a8c0@xphd97xgq27nyf>
Subject: Re: LF: Re: LF DK7FC/p Grabber from fieldday QRV
Content-Type: text/plain; charset=ISO-8859-15; format=flowed
Content-Transfer-Encoding: quoted-printable
Sender: owner-rsgb_lf_group@blacksheep.org
Precedence: bulk
Reply-To: rsgb_lf_group@blacksheep.org
X-AOL-SCOLL-URL_COUNT: 0  
x-aol-sid: 3039ac1d40ce4e19d6903d98
X-AOL-IP: 195.171.43.25
X-AOL-SPF: domain : blacksheep.org SPF : none


Here the screenshots of the stations i saw. Tnx agn!

G3KEV: http://dl.dropbox.com/u/19882028/LF/G3KEV.jpg
DK1IS: http://dl.dropbox.com/u/19882028/LF/DK1IS.jpg

73, Stefan/DK7FC

Am 09.07.2011 16:52, schrieb mal hamilton:
> Use the trees to support your TX antenna. I have done this before and i=
t
> works well.
> G3KEV
>
> ----- Original Message -----
> From: "Stefan Sch=E4fer"<Stefan.Schaefer@iup.uni-heidelberg.de>
> To:<rsgb_lf_group@blacksheep.org>
> Sent: Saturday, July 09, 2011 1:56 PM
> Subject: LF: LF DK7FC/p Grabber from fieldday QRV
>
>
>   =20
>> LF!
>>
>> This weekend we are on a fieldday with our local radio club.
>> One of the OMs provides WLAN in the middle of the countryside,
>> unbelivable! Thus i can connect to the internet and can run a grabber
>> page and upload some screen captures in QRSS-3 mode.
>> I am testing my new RX loop for 137 kHz. Here we have very low man mad=
e
>> noise and connecting the netbooks power supply doesn't change anything
>> at all :-) So i can run a permanent grabber on
>> http://www.iup.uni-heidelberg.de/schaefer_vlf/DK7FC_LF_Grabber4.html
>>
>> Please take a look and, if you can, try to appear there! :-)
>>
>> The receiver sensitivity was greatly improved since my last /p grabber
>> in PA, about 30 dB more gain. I can see the band noise now. Maybe some=
 5
>> to 10 dB are still missing for a perfect RX but anyway i got excellent
>> reception of DF6NM who was perfect audible on 137.0 kHz in the morning
>> here all over the place in a 500 Hz CW filter!
>> Unfortunately i cannot answer (=3DTX) since here are to many trees for=
 a
>> suitable LF antenna.
>>
>> The antenna is oriented to null out DCF39, so it points to NNW/SSE, so
>> PA and UK and OE stns should be visible well :-)
>> Each picture gets saved here and i will send screenshots for each
>> successful reception later.
>>
>> Would be glad to get some traces here, also for showing others.
>>
>> The grabber will be active until sunday about 11 UTC.
>>
>> Enjoy!
>>
>> Vy 73, DK7FC/p, also QRV on 30m CW.
>>
>> PS: There is a local trace at 137.707 kHz which comes from my LO. Will
>> be removed in a few days, so maybe try 10 Hz apart from that or so.
>>
>>     =20
>   =20