THE SETRestoration Log
3-15-00. Our immediate pursuit is the acquisition of mechanical drawings that detail the electron gun used in the 15GP22 tricolor picture tube. To that end, we are indeed fortunate -- the archives of the former RCA tube manufacturing plant at Harrison, NJ are being inspected on our behalf. However, the production tricolor CRTs were almost certainly all built at the Lancaster plant, so there's only guarded optimism that mechanical drawing will be found in the Harrison archives.
Our sample has all 20 positions populated with wire leads. The two unused pins before and after pin 13 will have the leads cut back. Apparently all 15GP22's were manufactured this way. Some consideration is being given to manufacturing new stems without the four unused leads. This decision has yet to be made. 9-28-00 After a summer hiatus, the 15GP22 rebuild process is again under active development. There will be updates posted here very soon.... (Updated June 5, 2005)
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