Hey Mal!
Thank you for the hint. I already prepared for the big EMP by buying
some canned fish and water in bottles!!!!!!!
Do you think a C3M-tube would be suitable? I have got plenty of
them.....
73
Gerhard
Am Sonntag, den 29.05.2011, 20:44 +0100 schrieb mal hamilton:
> Gerhard
> Be prepared for the Big EMP and use a tube preferably a 4CX1500 instead of
> FET preamps.
> g3kev
>
> ----- Original Message -----
> From: "Gerhard Hickl" <[email protected]>
> To: <[email protected]>
> Sent: Sunday, May 29, 2011 8:35 PM
> Subject: LF: OE3GHB Grabbers
>
>
> > Hello group!
> >
> > Both of my grabbers for LF and VLF are working normally again since
> > yesterday evening. After a distant thunderstorm last week, the VLF
> > grabber failed because of a damaged FET in the first stage of the
> > E-Probe.
> >
> > I replaced the transistor and added three protecting diodes into the
> > first stage. I hope this will solve the problem definitely.
> >
> > The LF-grabber which was not affected got stuck last Friday evening when
> > the PC which is running all the instances of SpecLab hang. This also
> > happened because of a local thunderstorm. So you see, on LF and VLF
> > there are many other challenges beside propagation and noise.....
> >
> > LF:
> > members.aon.at/grabber
> >
> > VLF:
> > members.aon.at/grabber/VLF
> >
> > 73
> > OE3GHB
> > Gerhard
> >
> >
> >
> >
> >
> >
> >
> >
>
>
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