The OSram CM8 is a photocell with the cathode connected to the top cap. The design looks to date from the 1930s.
The rectangular wire anode.
The photocathode has an included angle of about 80°. The anode pin is marked on the base.
Oblique view.The wide glass tube envelope is 34 mm in diameter and, excluding the B4 base pins, is 107 mm tall.References: Observation. |
Updated June 09, 2024.
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