Antique radios, Old Time Radios
Annaka-AAB-5
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Country:
Japan
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| Identical to |
Annaka-AAB-5
= AAB-5
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| First Source
(s) |
1920 : Saga of the Vacuum Tube, Tyne p.277
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| Base |
Wires
Wires only.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Direct / Battery = |
| Description |
Very early Japanese tube probably patterned after the AudioTron. Fil.volts 4. Low B voltage of max 30 V points to a soft valve. Double filament. Believed to have been made pre 1921.
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Dimensions (WHD)
incl. pins / tip |
80 x x 28 mm / 3.15 x x 1.10 inch |
| Weight |
22 g / 0.78 oz |
| Information source |
Saga of the Vacuum Tube, Tyne Pages 277 & 278 + 467
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Collection of
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