Antique radios, Old Time Radios
2504
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Country:
Netherlands
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|
| Identical to |
2504
|
| First year |
1927
Tube leaflet collection E.Erb Analysis by original leaflets
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| First Source
(s) |
1927 : -- Schematic
|
| Base |
Swan-Bajonett B22=22 mm (Codex=Eo)
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| Filament |
Vf 1 Volts / If 0.08 Ampere / Direct |
| Description |
This tubes is only to be used to supply negative grid bias. Specially designed for use in the Philips 2501 using the SBC lampbase with the anode connected to the brass shell.
Text in other
languages (may
differ)
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| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5
Collection of
Collection of a member from D |
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