Antique radios, Old Time Radios
5559
| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Br)
Top contact with a cap.
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| Was used by |
Industrial |
| Filament |
Vf 5 Volts / If 4.6 Ampere / Indirect |
| Description |
This tube is a negative control mercury vapour type for use where it is desired to actuate the tube with a change in negative grid voltage. It requires relatively little power and is suitable for use in relay circuits where current flow is desired in the absence of grid excitation.
Grid voltage -1.75 at 100 anode volts and -6.5 volts at 1000 anode volts.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
x 74 x 169 mm / x 2.91 x 6.65 inch |
| Weight |
125 g / 4.41 oz |
| 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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5559: Valvo Röhrentaschenbuch 1957
Anonymous 10 Collector
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Just Qvigstad
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5559: Valvo Röhrentaschenbuch 1957
Anonymous 10 Collector
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