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[AMPS] ?: Cooling

To: <amps@contesting.com>
Subject: [AMPS] ?: Cooling
From: wa5jci@flash.net (Spencer Petri)
Date: Mon, 9 Apr 2001 13:59:58 -0500



Greetings,

You'd need a small fan blowing onto the bottom sode of the socket to keep
the seals cool enough.

es 73 de Pete WA5JCI

6 Mtr VUCC#361/673--2 Mtr VUCC#346/190
6 Mtr WAS#490--6 Mtr DXCC/92 Confirmed
Charter Life Member CSVHFS


----------
> From: Radio WC6W <wc6w@juno.com>
> To: amps@contesting.com
> Subject: [AMPS] ?: Cooling
To: <amps@contesting.com>
> Date: Saturday, April 07, 2001 1:24 PM
> 
> 
> A friend asked me this the other day... and, since I don't know, I
> thought I'd ask the list.
> 
>   If a 4CX250 (or similar) tube is mounted with the screen ring directly
> grounded by means of a flange (or perhaps finger stock) in a cavity, and
> with the anode cooler provided the recommended air supply, then is any
> additional cooling required on the base side, to keep the seal 
> temperatures within specs? 
> 
>   Or would conduction cooling from the screen ring to the chassis be
> sufficient?
> 
> 73,
>   Marv  WC6W
> 
> 
> 
> 
> 
> 
> 
> *  
> 
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