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Total 4 documents matching your query.

1. [Amps] Gettering 572B (score: 1)
Author: Larry K4AB <larry.k4ab@gmail.com>
Date: Sat, 20 Jun 2009 20:56:03 -0500
I noticed when gettering a new set of 572B's that I was drawing about 200mA Ip during standby. I quicky turned off the juice. Questions: 1) Should I continue the gettering with the plate caps removed
/archives//html/Amps/2009-06/msg00086.html (6,478 bytes)

2. [Amps] Gettering 572B (score: 1)
Author: John Lyles <jtml@losalamos.com>
Date: Sun, 21 Jun 2009 22:53:52 -0600
What exactly do you mean by the term 'gettering'. I know what a getter is, inside a tube, but I have never heard of being able to getter a tube, i.e., as a verb. If HV was on when you were in standby
/archives//html/Amps/2009-06/msg00091.html (7,753 bytes)

3. Re: [Amps] Gettering 572B (score: 1)
Author: John Lyles <jtml@losalamos.com>
Date: Tue, 23 Jun 2009 07:36:57 -0600
Bill Sounds like some internet 'folklore' has become interjected with conditioning of large power tubes. With large tubes, it is imperative to condition them before first use, and if they sit for a l
/archives//html/Amps/2009-06/msg00097.html (12,605 bytes)

4. Re: [Amps] Gettering 572B (score: 1)
Author: Mel <itz_da_police@yahoo.com>
Date: Thu, 2 Jul 2009 12:13:00 -0700 (PDT)
Could you isolate it to one tube by carefully removing one plate cap at a time (after the amp is dead and discharged; but you knew that) and firing it up in standby?  Maybe one tube is drawing more c
/archives//html/Amps/2009-07/msg00058.html (8,015 bytes)


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