hey cool,
miniature thunder.

----- Original Message -----
From: "David Beierl" <dbeierl@attglobal.net>
To: "Scott Daniel - Turbovans" <scottdaniel@TURBOVANS.COM>
Cc: <vanagon@GERRY.VANAGON.COM>
Sent: Tuesday, January 05, 2010 6:34 PM
Subject: Re: Electric Problem Solved - I Hope

> 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