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Re: [Amps] Tetrodes

To: "Mark Marsden" <mm@plextek.co.uk>
Subject: Re: [Amps] Tetrodes
From: R@contesting.com;Measures <r@somis.org>
Date: Mon, 11 Jul 2005 09:13:06 -0700
List-post: <mailto:amps@contesting.com>
On Jul 11, 2005, at 8:56 AM, Mark Marsden wrote:

>
> That's one way but it certainly isn't the safest.

I  have never had a case where the 250v-rated 3AG fuse in the primary 
of the screen supply xfmr failed to open when needed to protect the 
screen

> For tubes without handles check out the Tetrode Boards on  
> http://www.ifwtech.co.uk/g3sek/boards/tetrode/tetrode-1.htm
>
> 73 Mark G4AXX
>
> -----Original Message-----
> From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com] 
> On Behalf Of Phil Clements
> Sent: 11 July 2005 16:29
> To: 'PA3DUV'; amps@contesting.com
> Subject: Re: [Amps] Tetrodes
>
> Subject: Re: [Amps] Tetrodes
>
>> For small tetrodes, the safest way to power the screen is through a...
>
> What is "small"?
>
> 73, Dick Knol
> PA3DUV
>
> Tubes that do not have built-in handles are small; to me anyway.....
>
> (((73)))
> Phil, K5PC
>
>
>
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>



Rich Measures, 805.386.3734, AG6K, www.somis.org

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