To: | amps@contesting.com |
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Subject: | Re: [Amps] low output with QRO amp - SUCCESS- |
From: | Mike A <mikea@mikea.ath.cx> |
Date: | Fri, 6 Mar 2015 11:39:28 -0600 |
List-post: | <amps@contesting.com">mailto:amps@contesting.com> |
On Fri, Mar 06, 2015 at 12:33:54PM -0500, Mike McCarthy, W1NR wrote: > Are you sure the tube does not use beryllium? Odds are *very* strong that it uses BeO2 only if it is conduction-cooled. BeO2 is nasty enough that it wouldn't be used where ordinary ceramic would serve, but only where the much higher thermal conductivity of BeO2 was specifically required. -- Mike Andrews, W5EGO mikea@mikea.ath.cx Tired old sysadmin _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
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