Antique radios, Old Time Radios
L2
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Country:
Great Britain (UK)
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Brand:
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| Tube type: |
Triode, vacuum Universal |
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| Identical to |
L2
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| Similar
Tubes |
Normally replaceable-slightly different:
PM2DL
Other class quality (otherwise equal):
CV3531
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| First Source
(s) |
Sep.1927 : Funk Bastler 1927 Heft 39
22.Nov.1935 : Wireless World (The), London (WW, 79)
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2 Volts / If 0.1 Ampere / Direct / Battery = |
| Description |
Metallised bulb. Va<150. Ra=10k, Gm 1.9mA/V at Va=100, -Vg=0.
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Dimensions (WHD)
incl. pins / tip |
39 x 108 x mm / 1.54 x 4.25 x inch |
| Information source |
History of the British Radio Valve to 1940 p. 141 & 166
- - Manufacturers Literature 1930
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49
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L2: Röhrentaschenbuch VT 1962
Jörg Kulbe
More ...
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Just Qvigstad
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L2: own collection
Peter den Boer
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):14
Collection of
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