Radios antiguas y Radios de Colección
4HTF4
|
País:
Estados Unidos
|
|
| Idéntica a |
4HTF4
|
| Filamento |
|
| Descripción |
Ballast tube
According to AMPERITE standard coding:
4HTF4 means:
4HTF4: Threshold current ca. 0.4 A
4HTF4: 220 - 240 V, AC - DC - sets
4HTF4: 9-pin miniature base
4HTF4: Threshold voltage ca. 4V
The "Ballast Tube Handbook" states: 4.3 ... 10 V, 500 mA (see attached technical data)
|
Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip |
x 65 x 20 mm / x 2.56 x 0.79 inch |
| Peso |
10 g / 0.35 oz |
| Literatura |
Ballast Tube Handbook, The Amperite Ballast Tubes Catalogue 1960
|
|
4HTF4: The Ballast Tube Handbook
Harald Giese
|
|
4HTF4: Amperite Ballast Tubes Catalogue 1960
Harald Giese
Mas ...
|
Colección personal de
|
|
|
|
[rmxtube-en]
| Cumplimiento de datos |
Más información |
|
|
|
