A rare and early Geiger-Muller tube, type GM1, by Cintel (The Cinema Television Ltd), J. Logie-Baird
Lot 555A
A rare and early Geiger-Muller tube, type GM1, by Cintel (The Cinema Television Ltd), J. Logie-Baird, circa 1930,
Sold for £12 (US$ 20) inc. premium
Lot Details
A rare and early Geiger-Muller tube, type GM1,
by Cintel (The Cinema Television Ltd), J. Logie-Baird, circa 1930,
No. 265, with internal copper-wrap charge sheath and central conductor, post terminals to both ends, Cintel label bearing operating voltage at 1235-1325, in original box with the cotton wool wrapping - 29in. (74cm) long
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