Re: Big Triode Tubes

• To: tesla-at-pupman-dot-com
• Subject: Re: Big Triode Tubes
• From: Storey Clamp <storey-at-stic-dot-net>
• Date: Wed, 04 Sep 1996 22:48:08 -0700

Tesla List wrote:
> 
> > > > Subject: Big Triode Tubes
> 
> >From gowin-at-epic-1.nwscc.sea06.navy.milWed Sep  4 22:09:53 1996
> Date: Wed, 04 Sep 1996 09:10:56 -0500
> From: Dan Gowin <gowin-at-epic-1.nwscc.sea06.navy.mil>

> Richard,
>         How about an ARC welder! I'm being sarcastic, the tube I'm
> looking at is 7.5 V at 100 Amps on the filament. I'll probably use
> a balanced neon for the plate, but I'll need to experiment and find
> what filament currents will work. I already recognize that if the
> current is to low, it will take forever to heat the tube.
> 
> D. Gowin	
	Keep in mind that large vacuum tube filiments have a very low 
cold-resistance, and a very slow warm-up with a variac in front of the 
filament transformer is standard procedure.

Storey Clamp
San Antonio, Texas

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