Antique radios, Old Time Radios
3B/200B
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Country:
Great Britain (UK)
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| Identical to |
3B/200B
= T20G
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| Similar
Tubes |
Other base:
VT47
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| First Source
(s) |
Mar.1939 : - - Manufacturers Literature Tentative data
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| Predecessor Tubes |
VLS417B
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 6 Volts / If 1.1 Ampere / Direct / Specified voltage AC/DC |
Dimensions (WHD)
incl. pins / tip |
65 x 163 x mm / 2.56 x 6.42 x inch |
| Weight |
170 g / 6.00 oz |
| Information source |
- - Manufacturers Literature
Babani, International Radio Tube Encyclopaedia p. 172 & 173
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3B/200B: rtt
Anonymous 10 Collector
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Just Qvigstad
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| Data Compliance |
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