Radio Antica e Radio d'epoca
NVD3
|
Stato:
Danimarca
|
|
| Identico a |
NVD3
= 506
|
| Zoccolo |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
|
| Utilizzata per |
Radio/TV-reception etc. |
| Filamento |
Vf 4 Volt / If 1 Ampere / Direct |
| Descrizione |
At the end of 1920's or early 1930's the Nordisk Solar Co. sold Philips tubes under the Audiola brand name. At least there is a tube with a label at the base with the text: Audiola, type HVD3, a/s Nordisk Solar Co. At the top of the glass is printed: Philips, 506, Miniwatt.
|
Dimensioni
(LxAxP)
incl.pins/tip |
50 x 116 x 35 mm / 1.97 x 4.57 x 1.38 inch |
| Bibliografia |
- - Data from my own collection
|
|
NVD3: Fin Stewart
Fin Stewart
|
Just Qvigstad
|
NVD3: own collection
Peter den Boer † 2025
|
Collezione di
|
|
|
|
[rmxtube-en]
| Conformità dei dati |
Ulteriori informazioni |
|
|
|
