Antique radios, Old Time Radios
TMB
|
Country:
France
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| Identical to |
TMB
|
| First Source
(s) |
1916 : Saga of the Vacuum Tube, Tyne page 196
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
|
| Filament |
Vf 4 Volts / If 1 Ampere / Direct / Battery = |
| Description |
Maybe the developer was Hector Pilon. But the tube was made by Metal in 1927 as shown in there catalog.
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
50 x 119 x mm / 1.97 x 4.69 x inch |
| Information source |
Saga of the Vacuum Tube, Tyne page 196
- - Manufacturers Literature
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|
|
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Just Qvigstad
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TMB: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
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