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Spark Gap (fwd)




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From:  Jim Lux [SMTP:jimlux-at-earthlink-dot-net]
Sent:  Monday, May 25, 1998 10:42 AM
To:  Tesla List
Subject:  Re: Spark Gap (fwd)



> 
> I can't see a single reason why it should be lower. Besides, Rgap is 
> a dynamic impedance which varies with Ip. Multiple gaps most 
> certainly have a higher voltage drop when conducting as each has a 
> minimum saturation voltage, again dependent on Ip.
> 
> Malcolm
> 

That voltage is pretty darn low, though. Consider an arc welder, where the
voltage drop across the gap is a few 10's of volts. Even with 10 gaps in
series, a hundred volts of drop is pretty small compared to the several kV
on the cap.