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Subject:Re: Electric Problem Solved - I Hope
From:David Beierl
Date:Tue, 5 Jan 2010 21:34:07 -0500
At 09:32 PM 1/5/2010, Scott Daniel - Turbovans wrote:
>I can't explain why there is a sound, but I have experienced it many times.

Scott, it's the same as lightning, in miniature.  You have a
high-energy plasma flow (an arc, in other words) that heats the air
very hot locally; then it cools when the arc collapses.  What you're
hearing is the thunder.

Yours,
David