The GR-524 nixie tube is an extremely rare symbol tube made by Rodan-Okaya of Japan. The tube shows the days of the week in abbreviated Kanji as follows:

Kanji Day Literal Translation
Sunday Sun/Day
Monday Moon
Tuesday Fire
Wednesday Water
Thursday Tree
Friday Gold
Saturday  Soil
Digit size 19mm
Min current 1.5mA
Max current 3.5mA


GR-524 datasheet

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