Antique radios, Old Time Radios
W306_Marathon
|
Country:
Netherlands
|
|
| Identical to |
W306_Marathon
|
| Similar
Tubes |
Normally replaceable-slightly different:
F704
; T730
|
| Base |
Europe 4-Pin (A, 4A, B4, since 1914)
|
| Filament |
Vf 7.5 Volts / If 1.25 Ampere / Direct / Parallel, (AC/DC) |
| Description |
There is an error in tha datasheet of this tube where is stated that it has a B5 base. This tube (other brochures) has a B4 base and the tube is heated direct.
|
| Literature |
- - Manufacturers Literature 1935
|
|
|
 |
|
W306_Marathon: rtt
Michael Schlör
|
| |
|
W306_Marathon: own collection
Peter den Boer
|
|
You reach this tube or valve page from a search
after clicking the "tubes" tab or by clicking a tube
on a radio model page. You will find thousands
of tubes or valves with interesting links. You
even can look up radio models with a certain tube
line up.
[rmxtube-en]
