 |
| Identical to |
H4129D
= RENS1294
= E447
|
| Similar
Tubes |
S434N (can normally be replaced - small diff'ce)
|
| First Series |
1933 Tube leaflet collection E.Erb Analysis by original leaflets |
| First Source
(s) |
Oct.1933 : Funkschau (FS)
|
|
| Base |
Europe 5-Pin (O5A, B5) (Codex=Fco)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Parallel, (AC/DC) /
If: 1.1 Ampere /
Vf 4 Volts /
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
| |
|
| |
W.B.
Wouter Brughmans
|
|
|
|
R. Aufils
Raynal Aufils
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
Valvo-Röhren-Daten 1934
Jacob Roschy
|
|
|
