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[AMPS] Rocky Point effects

To: <amps@contesting.com>
Subject: [AMPS] Rocky Point effects
From: 2@vc.net (measures)
Date: Wed, 15 Mar 2000 19:53:13 -0700
>
>> Not that I've noticed, also not when at 400 W RTTY or SSTV.. The tubes are
>> new EIMACs, according to the previous owner.
> 
>> On this point, I've always been under the impression that for this box,
>> the SB 220, red anodes are only visible at just about "full smoke" and key
>> down for quite a while, is this not correct?
>
>It's been years since I've seen an SB-220, but as I recall the tubes 
>will show a slight color at the bottom of the anode when keyed 
>without drive in the CW HV position, and more color in the SSB 
>position.

This is what my SB-220 does, Tom.  .  
>
>If not, and if I was using the tubes, I'd reset the bias until I did see 
>a tinge of red color in some area of the anode or at least 
>periodically intentionally redden the tube anodes to make sure the 
>tubes are gettered.
>
With graphite anodes, when the gets really hot, the graphite releases 
trapped gasses.  
>
later, Tom.  
>
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>


-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


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