Radios antiguas y Radios de Colección
L409
|
País:
Holanda
|
|
| Idéntica a |
L409
|
| Válvulas similares |
Substituya normalmente -diferencia peq.:
A2004
; A442
; B442
; RES094
; S407
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er)
Top contact screw type.
|
| Filamento |
Vf 4 Volt / If 0.1 Ampere / Direct / Battery = |
| Descripción |
It is claimed that the L409 can be used for HF, LF, MF amplification and as a detector, resistor coupling.
|
Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip |
45 x 128 x 34 mm / 1.77 x 5.04 x 1.34 inch |
| Peso |
48 g / 1.69 oz |
| Literatura |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature 1935
|
|
L409: Telefunken Werkstattbuch
Wolfgang Bauer
|
Just Qvigstad
|
L409: own collection
Peter den Boer † 2025
|
Colección personal de
|
|
|
|
[rmxtube-en]
| Cumplimiento de datos |
Más información |
|
|
|
