Antique radios, Old Time Radios
RS4_Telefunken
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Country:
Germany
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| Identical to |
RS4_Telefunken
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| First year |
1918
Saga of the Vacuum Tube, Tyne Page 255-257, 440, 441
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| First Source
(s) |
1918 : Saga of the Vacuum Tube, Tyne p.257
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Successor Tubes
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1918
RS5
RS17
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| Base |
Telefunken 3 Sockets (Codex=Telefunken 3 Buchsen)
Top contact with a cap.
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| Filament |
Vf 9 Volts / If 3 Ampere / Direct |
| Description |
Telefunken Senderöhre RS4 (RS 4).
Der Sockel hat einen Durchmesser von 60 mm und der Kolben von 55 mm.
Schöne Glasarbeit. Mitte 1918 wurden täglich 5 Stück hergestellt.
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Dimensions (WHD)
incl. pins / tip |
60 x 233 x 60 mm / 2.36 x 9.17 x 2.36 inch |
| Weight |
250 g / 8.82 oz |
| Information source |
-- Collector info (Sammler)
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Collection of
Collection of a member from D |
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