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  1. Gramps

    Mystery box

    Good morning anybody have any idea what this thing is? I'm guessing radio amateur gear, it's designed to control something, perhaps a telescope? Gramps
  2. Gramps

    TV Camera project

    Hello! Building an all tube TV camera. Recently we acquired a Toshiba 140CYB31 CRT to use as the monitor. The tube came out of a heart defibrillator that went to the recycle dump before I could look at it. Have Google-d to no avail. Can anyone point me in the right direction to find the...
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