Antique radios, Old Time Radios
E408
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Country:
Netherlands
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| Identical to |
E408
|
| Similar
Tubes |
Normally replaceable-slightly different:
4010K
; AC/P2
; AL1025
; E408N
; E410
; LK4100
; P12_Grammont
; P6_Grammont
; T104
; U4H
Other base:
E408_UX4
|
| First year |
1928
Tube leaflet collection E.Erb Analysis by original leaflets
|
| First Source
(s) |
Sep.1929 : -- Original-techn. papers.
Aug.1930 : Philips Bulletin R1164, p. 14
|
|
Successor Tubes
|
1928
E408N
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.9 Ampere / Direct / Specified voltage AC/DC |
| Description |
Also to be used as a modulator in a Heising curcuit.
|
Dimensions (WHD)
incl. pins / tip |
56 x 134 x 32 mm / 2.20 x 5.28 x 1.26 inch |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
|
|
E408: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
|
Just Qvigstad
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E408: own collection
Peter den Boer
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
Collection of
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