The CD16B is a large size nixie tube made by NEC of Japan. This tube uses an unusually high cathode current for its size.

Digit size 28mm
Min current 5mA
Max current 9mA
Min current (d.p.) 0.3mA
Max current (d.p.) 2mA
Base B12A

Although it uses the same socket as many other tubes, such as the CD12, it is not pin-compatible with those tubes.


NEC CD16B datasheet

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