Antique radios, Old Time Radios
OT400
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Country:
Hungary
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| Identical to |
OT400
= 833A
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| Base |
SPECIAL TUBEBASE in general
2 Top contacts.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 10 Volts / If 10 Ampere / Direct |
Dimensions (WHD)
incl. pins / tip |
117 x 220 x mm / 4.61 x 8.66 x inch |
| Weight |
545 g / 19.22 oz |
| Information source |
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 399, p. 895 & 896
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OT400: ARRL Handbook 1972
Anonymous 10 Collector
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Collection of
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