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Re: Slightly off subject request for identification (fwd)



---------- Forwarded message ----------
Date: Thu, 16 Jul 1998 04:12:38 -0500
From: "Robert W. Stephens" <rwstephens-at-headwaters-dot-com>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: Slightly off subject request for identification (fwd)

> Date:          Thu, 16 Jul 1998 09:13:16 -0600 (MDT)
> To:            tesla-at-pupman-dot-com
> Subject:       Slightly off subject request for identification (fwd)
> From:          Tesla List <tesla-at-pupman-dot-com>

> 
> 
> ---------- Forwarded message ----------
> Date: Thu, 16 Jul 1998 08:53:39 -0400
> From: "Thornton, Russ #CSR2000" <ThorntoR-at-rc.pafb.af.mil>
> To: 'Tesla discussion Group' <tesla-at-pupman-dot-com>
> Subject: Slightly off subject request for identification
> 
> Greetings,
> A engineer friend of mine, who I have been trying to get to join the
> list, has a piece of equipment he cannot identify.  I suggested that if
> anyone could they would be on our list so here goes.  He has a tube(I
> would describe it as a diode as it has only two pins) that is
> cylindrical with a diameter of approximately 2" and length of 6".  One
> pin on each end.  This is stamped in the metal on one end: VC50-20.  And
> this is printed in ink near by: 48B081.  Now, it is mounted in a tank
> circuit of some sort with a high voltage variable capacitor with blades
> about 6" in diameter and the overall length of about 12".  this is
> printed on the capacitor frame:  Barker & Williams, Upper Darby, PA,
> CX70B.  Vic, my friend, has contacted them but they have no records as
> old as this apparently is.  Any help would be appreciated.
> 
> Thanks
> 
> Russ Thornton
> CSR 2040, 
> Building 989, Rm.  A1-N20
> Phone: (407) 494-6430 
> Email: thorntor-at-rc.pafb.af.mil
> 
 
Russ, your friend has a vacuum capacitor.  Ratings are 50pF -at- 20 kV. 

Robert W. Stephens
Director
Lindsay Scientific Co.
RR1 Shelburne, ON Canada L0N-1S5
Tel or AutoFax: 1-519-925-1771    
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