To: | [email protected] |
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Subject: | Re: LF: Capacitive top hat question |
From: | LineOne <[email protected]> |
Date: | Mon, 09 Nov 2015 10:33:31 +0000 |
In-reply-to: | <[email protected]> |
References: | <[email protected]>, <CAA8k23QB1RxnKaYXrYq0YVscvzEsNstciTwTkW=D6Dvt2fLUYQ@mail.gmail.com>, <8E31BC8EB75546E59F99E35AFAAA0DEE@AGB> <[email protected]>,<[email protected]> <7E7DFBB4D102A04DB5ADC88D66628A4A444528AF@ICTS-S-MBX1.luna.kuleuven.be> <[email protected]> |
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A dry dune must be mainly silica with some organic matter so a good
insulator. I wonder how deep the deposits were?
Hugh M0DSZ On 08/11/2015 21:05, Paul Nicholson wrote: > I remember to have read somewhere thate (French?) military > in the Sahara desert just put a dipole antenna on the > sand on top of a dune and it worked fine. Somewhere I have a paper describing something like that. I recall an antenna at ground level or actually a little buried, and its effective height was related to the depth of the water table below the dry sand. Maybe a well or borehole was used to connect to the 'ground' plane. I'll see if I can find it. -- Paul Nicholson -- |
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