Antique radios, Old Time Radios
PT2K
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Country:
Great Britain (UK)
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| Identical to |
PT2K
= PT2
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2 Volts / If 0.2 Ampere / Direct / Battery = |
| Description |
This tube is a small glass bulb output pentode given the name "Batkin" as it is battery operated.
Va=Vg2 <150;
Typ ia=9.5mA, Ig2=1.9, Vg1= -4.5, Rload=20k, Pout= 0.5W
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| Information source |
The Saga of Marconi Osram Valve p. 224 & 225
Wireless World (The), London (WW, 79) Nov 1934
History of the British Radio Valve to 1940
Taschenbuch zum Röhren-Codex 1948/49
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PT2K: rtt
Anonymous 10 Collector
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Just Qvigstad
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