Re: More Tube Data (was Re: 204 Tube Data)

• To: tesla-at-pupman-dot-com
• Subject: Re: More Tube Data (was Re: 204 Tube Data)
• From: "Malcolm Watts" <malcolm.watts-at-wnp.ac.nz> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Wed, 16 Feb 2000 17:11:35 -0700
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

Hi Ralph,

> Original Poster: Parpp807-at-aol-dot-com 
> 
> In a message dated 2/15/00 9:00:29 AM Central Standard Time,
tesla-at-pupman-dot-com 
> writes:
> 
> << post specs for a  PL-2D41  made by Penta Laboratories (CA).
>   >>
> Malcolm,
> 
> I can find nothing for a 2D41.
> Let's try a 2D21 / 5696
> This is a gas operated tetrode relay tube
> 
> Fil    6.3 V       0.6 A
> Peak Anode     650 V
> Peak inverse    1300 V
> Peak cathode    0.5 A
> Avg cathode       0.1 A
> Surge current     10 A
> 
> Typical op:
> 400 V anode
> 1 megohm grid resistor
> 
> Pins:
> 1         grid 1
> 2         cath
> 3-4     fil
> 5-7     grid 2
> 6         plate
> 
> Hope this helps
> 
> Happy day,
> Ralph Zekelman

Unfortunately it doesn't sorry. I am familiar with 2D21 and this is 
definitely not one of those. It is a transmitting tube - of that there can 
be no doubt. Anyone else? someone must know. 

Regards,
Malcolm
  

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