Antique radios, Old Time Radios
P4100_Tungsram
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Country:
Hungary
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Brand:
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| Tube type: |
Triode, vacuum Power/Output |
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| Identical to |
P4100_Tungsram
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| Similar
Tubes |
Normally replaceable-slightly different:
DO24
; K445/12
; RE614
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 1 Ampere / Direct / Specified voltage AC/DC |
| Information source |
History of the British Radio Valve to 1940 p. 152
Babani, International Radio Tube Encyclopaedia p. 126 & 127
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
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P4100_Tungsram: rtt
Anonymous 10 Collector
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Just Qvigstad
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Collection of
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