| Identical to |
E442S
= H4080D
= 41MSG
= TE42S
= DW2
= S4VX
= S4150E
= S410N
= AS4100
= SV490
= RS4142N
= RENS1204
= RA
|
| Similar
Tubes |
DW1_Mazda (can normally be replaced - small diff'ce)
151_Ignix_4pin (can normally be replaced - small diff'ce)
155_Ignix (can normally be replaced - small diff'ce)
|
| First Series |
1928 Tube leaflet collection E.Erb Analysis by original leaflets |
| First Source
(s) |
Apr.1930 : -- Original-Prospect
|
|
| Base |
Europe 5-Pin (O5A, B5) (Codex=Fc)
Top contact screw type
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
If: 1 Ampere /
Vf 4 Volts /
|
| Description |
Unterschiede zur E442: Etwas grösserer Kolbenumfang, elektrisch: Heizstrom 1 Amp. statt 0,9; Ug1 -2 statt -1,3 Volt; Innenwiderstand 400 statt 800 Kiloohm, STeilheit 1 statt 0,9 mit Anodenstrom 4 statt 1,5 mA. Weitere Details der E442S und E442 sind aus den technischen Unterlagen ersichtlich. Die E442 gibt es in 4-Stift und 5-Stift-Ausführung.
Text in other
languages (may
differ)
|
| Tube prices |
1 Tube prices (visible for members
only)
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
