Antique radios, Old Time Radios
PR-3B
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Country:
United States of America (USA)
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| Identical to |
PR-3B
= UV203A
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| Base |
Jumbo 4-pin bayonet (1918)
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 10 Volts / If 6.5 Ampere / Direct / Specified voltage AC/DC |
| Description |
This tube is listed on page 48 of the GE Vacuum Tube Designations as Pliotron. 50. w (XL.fil)
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Dimensions (WHD)
incl. pins / tip |
x 191 x 51 mm / x 7.52 x 2.01 inch |
| Information source |
Tube Lore (II) p. 29 & 214
- - Manufacturers Literature GE Vacuum Tube Designations 12/10/1930
Taschenbuch zum Röhren-Codex 1948/49
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PR-3B: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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