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Re: Slide-choke construction



Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com> 

spot welded.

Dr. Resonance

Resonance Research Corporation
E11870 Shadylane Rd.
Baraboo   WI   53913
 >
 > In the adjustable ballasts that you build, how is the 1/2"-13 nut
 > mechanically connected o the sliding core?
 >
 > S. Hanson
 >
 > ----- Original Message -----
 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > To: <tesla-at-pupman-dot-com>
 > Sent: Saturday, May 15, 2004 8:25 PM
 > Subject: Re: Slide-choke construction
 >
 >
 >  > Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com>
 >  >
 >  >
 >  > A standard McMaster-Carr 5 inch dia. handwheel works with a 1/2-13
 > threaded
 >  > rod and 1/2-13 threaded nut.  Or, you could use a small 20 RPM
gearmotor
 > to
 >  > drive the threaded rod with some chain drive gears --- also in the
 >  > McMaster-Carr catalog.
 >  >
 >  > Dr. Resonance
 >  >
 >  > Resonance Research Corporation
 >  > E11870 Shadylane Rd.
 >  > Baraboo   WI   53913
 >msnip...