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#11
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21FJP22 disaster
Hi all,
This is my first post to this very interesting site. I recently started restoration on a CTC-16 with a rebuilt 21FJP22. The CRT looked very good on the checker and when fired up produced a good picture with excellent gray scale tracking. One night after watching it for about an hour I shut it down and went to bed. Two days later I decided to work on some issues with the convergence board. I was horrified to see the gun assembly hanging limp. During cool down, the contraction of the glass must have caused a weakened neck seal to let go. Up to this point, it was a great tube with only the slightest hint of delamination of the face plate (barely noticeable with high brightness). Anybody know of a source of 21FJP22's? Harold |
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