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1B86

 
    
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The 1B86 is a small self-quenched counter tube for gamma radiation. It is sensitive to high energy beta rays and above in energy and frequency.
The anode is the centre lead.
The thin glass tube envelope is 6 mm in diameter and, excluding the base wires, is 90 mm tall.
Reference: Data-sheet. Type 1B86 was first introduced in 1950.

 

Absolute Maximum Operating Conditions
General Notes
Vh
Ah
Va
-
-
275
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated June 10, 2021.
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