Antique radios, Old Time Radios
UN-100
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Country:
Japan
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| Identical to |
UN-100
= AUDION_Japan
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| Similar
Tubes |
Normally replaceable-slightly different:
Audion_dbw
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| Base |
Edison (candelabra) 12 mm
Wires only.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2 Volts / If 1 Ampere / Direct / Battery = |
| Description |
This tube is the Japanese TEC version of the de Forest Audion. It has twin plates and grids. It was first made in 1917, following research in 1916, when a prototype was completed. The tube was also given the type number UN-100
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| Information source |
-- Collector info (Sammler)
-- Collector info (Sammler) Dawn of Tube production in Japan
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Collection of
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