Restoring a RCA 21CT55 - Videokarma.org TV - Video - Vintage Television & Radio Forums

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Restoring a RCA 21CT55

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#11

11-09-2017, 08:42 PM

miniman82

First Light: 1952-2011

Join Date: Jun 2009

Location: Great Mills, MD

Posts: 4,183

What is your HV reading with the HV control at max? It’s not uncommon to have to play with the value of the resistors around the HV pot, since any drift there will cause the grid of the shunt tube to not be where it’s supposed to be which drags down the anode.

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