Antique radios, Old Time Radios
B415
Country:
Netherlands
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Identical to |
B415
= SD515
= DT3
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Similar
Tubes |
Other shape (e.g. bulb type):
B415K_SERIE100
Normally replaceable-slightly different:
410H
; A410_Valvo
; D1208
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First year |
1925
Tube leaflet collection E.Erb Analysis by original leaflets
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Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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Was used by |
Radio/TV-reception etc. |
Filament |
Vf 4 Volts / If 0.1 Ampere / Direct / Battery = |
Information source |
L'ABCDaire des lampes de TSF des jeunes années p. 40
Babani, International Radio Tube Encyclopaedia p. 52 & 53
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
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B415: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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B415: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):34
Collection of
Collection of a member from FIN
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