Antique radios, Old Time Radios
18NO30
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Country:
United States of America (USA)
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| Identical to |
18NO30
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| Base |
Noval, 9 pin miniature (USA pico-9) B9A
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| Filament |
Vf 18 Volts / Indirect / Specified voltage AC/DC |
| Description |
30 seconds time delay relay, normally open contacts.
NOTE: this tube is listed in the Apollo Radio Tube Co of New York. This is an error but ithe tube may be related to this company Apollo (tube brand) Nihon Ko-on Kogyo/Taiyo Denshi Kenkysnuso, Tokyo. Apollo tubes of this general design were also made with the Apollo brand i n Taiwan.
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| Information source |
-- Original-techn. papers.
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Just Qvigstad
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Collection of
Collection of a member from D |
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