 |
| Identical to |
EF40
|
| First Series |
1948 Tube leaflet collection E.Erb Analysis by original leaflets |
| First Source
(s) |
Mar.1948 : Funkschau (FS) # 3
Aug.1950 : Funk-Technik (FT) # 15
|
| Predecessor Tubes |
EF12
EF6
EF6bi
|
| Successor Tubes |
EF86
|
|
| Base |
Rimlock base B8A
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Parallel / series AC/DC /
If: 0.2 Ampere /
Vf 6.3 Volts /
|
| Dimensions (WHD) |
22 x 60 x 22 mm / 0.87 x 2.36 x 0.87 inch |
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
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Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
|
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 |
|
collection JR
Jacob Roschy
|
|
RTT 1974 (Franzis) 13. Auflage
Martin Renz
|
|
Audio-u.Hifi-Röhren R.zur Linde
Günther Stabe
|
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