[TowerTalk] Traps and Losses

[Gary "Joe" Mayfield]

Utility companies (at least the one I work for) have infrared scopes that
detect very small temperature changes.  We use them to find hot spots on
transformers and the like.  Unfortunately they will not lend it to me for
personal use.

73,
Joe
----- Original Message -----
From: Bill Turner <w7ti@jps.net>
To: Guy Olinger, K2AV <k2av@contesting.com>; <W8JI@contesting.com>;
<towertalk@contesting.com>; Jim Reid <kh7m@hsa-kauai.net>
Sent: Monday, July 17, 2000 12:22 PM
Subject: Re: [TowerTalk] Traps and Losses


>
> There are heat-indicating sticks, similar to crayons, available in many
> temperature ranges.  You just make a small mark where you want the
> temperature measured and then look for color changes.  Sorry, I don't
> remember the manufacturer, but any industrial/electrical supply house
should
> be able to find them for you.  They are available in sets of various
> temperature ranges and are quite accurate.  I used them in the avionics
> field for years.
>
> Bill, W7TI
>
>
>
>
> ----- Original Message -----
> From: Guy Olinger, K2AV <k2av@contesting.com>
>
> > Is there any way to measure heat in situ that would not queer the RF
> > characteristics of the trap, or not be directly heated by the RF itself?
> > Some infrared device with a focusing lens? That's a real question,
> > anyone have an idea here?
> >
>
>
>
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