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[AMPS] Amplifier Experiments!

To: <amps@contesting.com>
Subject: [AMPS] Amplifier Experiments!
From: measures@vc.net (Rich Measures)
Date: Tue, 26 May 98 07:25:06 -0800
To: <amps@contesting.com>
>> Date:          Mon, 25 May 1998 22:40:31 -0500
>> From:          Jon Ogden <jono@webspun.com>
>
>Hi Jon,
>
>> >You changed tubes, and the thing popped. IMO, you probably have a 
>> >gassy tube.
>> 
>> Why would a gassy tube cause a resistor combination that should be able 
>> to carry several amperes of current to pop like a firecracker?
>
>Because the result of even the slightest amount of gas is the tube 
>flashes over and conducts very heavily.
>
>The tube no longer has to depend on cathode emission, which is 
>limited by the space charge around the cathode.
>
>It's even tough to test for gas, because the gas can be gettered not 
>only by the intentional gettering agents put in the tube, 

Is gas gettered when a tube is connected to high-pot. tester?

>but also by the arc itself. 

I thought that arcs vapourize material in the arc craters.  
>.........
During the grate parasitics debate, Disappearing Gas was one of the 
mysteries in the "real world" of rauchian-science.  


Rich...

R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  


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