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[AMPS] Setting the record straight--Dick Ehrhorn

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Subject: [AMPS] Setting the record straight--Dick Ehrhorn
From: (Tom Rauch)
Date: Wed, 18 Jul 2001 12:15:09 -0400

> Dick Ehrhorn clearly has more experience than I do--
> but I have used (roughly) more than a 1,000 Eimac
> oxide-coated cathode type tubes without any issues
> due to VHF parasitics.  Maybe I am just lucky or maybe
> the design was good.  I'll let you decide.
> Of course this does not cover any Eimac tubes that have
> had manufacturing problems--such as the heat dam issue
> for which the 8877s are notorious.  (Occasionally Eimac
> has had brain-flatulence issues with which to contend.)
> John  W0UN

Everyone else in the world seems to share your and Dick's 
experience John. The only place parasitics cause tube failures is in 
the mind of the fellow who sells kits that "fix the problem".

73, Tom W8JI 

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