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Re: [Amps] 4CX1000a test and gettering

To: Edward stallman <>
Subject: Re: [Amps] 4CX1000a test and gettering
From: MU 4CX250B <>
Date: Fri, 14 Jun 2019 17:14:04 -0400
List-post: <>
Ed, the best place to test it is in your Acom amp itself! Just run it
for a few hours with filament on but offline and no RF drive. It
doesn’t matter if the high voltage is also on, so long as the
amplifier is off-line.With a newEimac tube I doubt there’s any
preconditioning required at all.
Jim W8ZR

Sent from my iPhone

> On Jun 14, 2019, at 10:20 AM, Edward stallman <> wrote:
> I bought a NOS Eimac 4CX1000a . Looking at the tube, ir shows no signs it has 
> been used. Is their a place I can send the tube  to have it Gettered and 
> tested before installing in my Acom 2100 amp ?
> Tnx Ed N5DG
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