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CG-1787

 
See also:
GE Tubes 1915-18
    
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Early US Navy CG-1787. Brass base cap with horizontal ink lettering. Rainbow getter & gold tipped pins.
The original box with operating details. The dimensions are 57 mm square and 127 mm tall.
Thanks to Joe Gruber for sending the images.
The balloon envelope is 35 mm in diameter and, excluding the UV base pins, is 98 mm tall.
Reference: Joe Gruber. Type CG-1787 was first introduced in 1918.

 

Absolute Maximum Operating Conditions
Triode
Vh
Ah
Va
3.65
0.65
20-100
Updated February 08, 2021.
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