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Re: VLF: Long time transmission on earth antenna

To: [email protected]
Subject: Re: VLF: Long time transmission on earth antenna
From: Gerhard Hickl <[email protected]>
Date: Fri, 19 Nov 2010 22:52:22 +0100
In-reply-to: <[email protected]>
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Hi Stefan!

Also no reception here. Nevertheless, this shouldn't be a reason to give
up!

I (and many others I suppose) like to be a part of your experiments and
we hope for the next time!

I think recently we all have learned a lot about VLF but there's still a
big part we don not know yet!

73
OE3GHB
Gerhard







Am Freitag, den 19.11.2010, 10:14 +0100 schrieb Stefan Schäfer:
> Dear VLF,
> 
> It seems these batteries are not in best condition. The carrier got 
> weaker and weaker in the morning and disappeared arround 5 UTC.
> 
> The SMPS that drives the PA is designed to generate its own 15 V supply 
> once it started to run. But if the input voltage falls below 10V (or 9) 
> it shuts down. Seems that this has happend... The batteries have > 300 
> Ah in sum so it should have been no problem, actually...
> 
> I assume no one except me has detected anything?
> 
> BTW: The starting time was 15:30 UTC so the DFCW shift appeared at 23:30 UTC
> 
> 73, Stefan/DK7FC
> 
> 
> 



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