Re: Ruby - How about a sight glass?

[trotfox]

What is your thought on using a glow plug by snipping the filement at the
body then stretching it out.  The lingering water drops could be helped by
filling the cavity in the plug with hi-temp epoxy...

Trot, the R/C-enabled, fox...

On Wed, 2 May 2001, Charles Brumbelow wrote:

> Use a miniature spark (not glow) plug at the desired water level, so that
> the resistance between the center electrode and the shell electrode would
> greatly increase once the water level dropped below that level?  Probably
> would want a generous gap between the electrodes to avoid the lingering
> water drop situation.
>
> Charles


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