Antique radios, Old Time Radios
E388
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Country:
Great Britain (UK)
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| Identical to |
E388
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Top contact screw type.
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| Was used by |
Prototype only, no series built |
| Filament |
Direct |
| Description |
This tube used as a peak voltmeter valve. The E prefix in the type number indicates it is one of the experimental Marconi Osram tubes. Developed at the Hirst Research Centre of GEC.
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Dimensions (WHD)
incl. pins / tip |
56 x 160 x mm / 2.20 x 6.30 x inch |
| Information source |
- - Manufacturers Literature Experimental tube listing, undated
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Just Qvigstad
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Collection of
Collection of a member from D |
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| Data Compliance |
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