Re: Variac controlled inductive ballast - WARNING

• To: tesla-at-pupman-dot-com
• Subject: Re: Variac controlled inductive ballast - WARNING
• From: "Malcolm Watts" <malcolm.watts-at-wnp.ac.nz> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Tue, 07 Mar 2000 18:38:13 -0700
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

Hi Jeff,

> Original Poster: "Jeff W. Parisse" <jparisse-at-teslacoil-dot-com> 
> 
> Gavin,
> 
> I haven't noticed this failure mode in the three years that I've been
> running
> the Model 8J and 9J. We're talking about series inductors that have one
> end and the wiper connected only, right?
> 
> Has anybody "measured" a voltage on the unused end?

No- but it will certainly be there because the coupling is relatively 
tight thanks to the core. Also, the unused portion of the winding is 
unloaded.

Regards,
Malcolm

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