Antique radios, Old Time Radios
FP53
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Country:
United States of America (USA)
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| Identical to |
FP53
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| Base |
2 Sidecontacts.
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| Was used by |
Industrial |
| Filament |
Vf 2.5 Volts / If 3.5 Ampere |
| Description |
Oscillograph display tube. inside metallised bulb with 4 pin base and side contacts for deflection plates. Tube not comercially available because of patent reasons
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| Information source |
Tube Lore (II) p. 193 & 212
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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| Data Compliance |
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