Re: Welder ballasts vs. other types

• To: tesla-at-pupman-dot-com
• Subject: Re: Welder ballasts vs. other types
• From: FutureT-at-aol-dot-com (by way of Terry Fritz <terryf-at-verinet-dot-com>)
• Date: Wed, 14 Oct 1998 11:26:36 -0600
• Approved: terryf-at-verinet-dot-com

In a message dated 98-10-13 20:44:51 EDT, you write:

<< snip  <    I could never bring
> myself to ruining two perfectly good variacs to get the cores for a
> current limiting inductor!  Especially when the common "garden variety"
> of A-C arc welders are readily available and inexpensive and do just
> exactly what I need them to do.
 
> I have had reports from other coilers who have tried it that slotting
> the core of a variac doesn't make it work any better for current
> limiting than leaving it unslotted.
 
> Ed Wingate RATCB
  >>

Ed, all,

Well, there's a certain practicality to using the welder, since they
can be bought used for $50 or so, and are used as is, in contrast
to the variac.  That is interesting about the slotting not improving
the variac's current limiting performance.  Another mystery?

John Freau

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