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Re: [Amps] Salt water dummy loads

To: "David Cutter" <d.cutter@ntlworld.com>, "chas" <chasm@texas.net>, "Jim Thomson" <jim.thom@telus.net>, "Amps Amps" <amps@contesting.com>
Subject: Re: [Amps] Salt water dummy loads
From: "David Cutter" <d.cutter@ntlworld.com>
Date: Fri, 16 Jul 2010 18:48:26 +0100
List-post: <amps@contesting.com">mailto:amps@contesting.com>
Ooops, that should read minus 1.25 to minus 1.5C, sorry about that.

David
G3UNA


> Sea water freezes around 1.25 to 1.5C depending on depth and is about 5%
> "salt" if I remember rightly, ie much more than your dummy load which will
> still freeze at about the same as tap water.  It will grow algae unless 
> you
> put something in it, but that will alter the resistance, so do that first.
> Keep it cool and in the dark and that will slow the growth.  I suggest a
> dark container, not clear glass.  This is from my experience in the 
> vending
> trade, I'm not a chemist.
>
> Since the electrodes are passing ac, not dc, I'm guessing that on each 
> half
> cycle there will be recombination.  It's cheap enough to replace the water
> and electrodes at regular intervals, just keep checking the swr I suppose
> and don't run it too hot.
>
> David
> G3UNA
> 
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