From: Gerhard Hickl <gerhard.hickl@aon.at>
To: rsgb_lf_group@blacksheep.org
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Date: Sat, 02 Oct 2010 17:15:48 +0200
Message-ID: <1286032548.1596.1.camel@gerhard-desktop>
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Subject: Re: VLF: Re: DK7FC's 7th VLF kite experiment
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Hello Markus !

Do you think Stefan will transmit again or is the experiment over?

Do you have any infos on this?

73 es tnx

OE3GHB
Gerhard



Am Samstag, den 02.10.2010, 15:44 +0200 schrieb Markus Vester:
> Update at 13:30: Generator still down, but Stefan is physically
> working hard trying to get the motor running again. The long dash
> 11:25 to 12:54 was sent using the small 12 V PA and car engine
> running. The noticable chirp (~ 18 mHz down) was attributed to
> sagging supply voltage for the DDS crystal.
>  
> Best 73,
> MArkus
>  
>         ----- Original Message ----- 
>         From: Markus Vester 
>         To: rsgb_lf_group@blacksheep.org 
>         Sent: Saturday, October 02, 2010 2:26 PM
>         Subject: VLF: Re: DK7FC's 7th VLF kite experiment
>         
>         
>         Latest update at 12:25: Kite still up. But at 11:38 the
>         generator ran out of fuel, and Stefan's still
>         struggling to start her up again. 73, Markus
>                 ----- Original Message ----- 
>                 From: Markus Vester 
>                 To: rsgb_lf_group@blacksheep.org 
>                 Sent: Saturday, October 02, 2010 1:48 PM
>                 Subject: LF: Re: Re: DK7FC's 7th VLF kite experiment
>                 
>                 
>                 Stefan has fixed the PA problem and is getting > 1A
>                 antenna current. Today this requires only about 400 W
>                 input, due to favourable wet ground conditions.
>                  
>                 The DFCW keying is somehow not working, so Stefan has
>                 basically transmitted a long carrier since 10:50. He
>                 has manually shifted the frequency down by 0.05 Hz at
>                 11:20, and back up at 11:30.
>                  
>                 Best wishes, 
>                 Markus
>                         ----- Original Message ----- 
>                         From: Markus Vester 
>                         To: rsgb_lf_group@blacksheep.org 
>                         Sent: Saturday, October 02, 2010 12:37 PM
>                         Subject: VLF: Re: DK7FC's 7th VLF kite
>                         experiment
>                         
>                         
>                         yes. The rain has ceased, and the kite is
>                         going up well. Stefan had a problem in his
>                         "big" PA, so since 10:15 he is using about 300
>                         W from the smaller one. Antenna current about
>                         0.6 A. Frequency measured here is 2.3 mHz
>                         below 8970 Hz.
>                          
>                         Regards, 
>                         MArkus (DF6NM)