Antique radios, Old Time Radios
U12/14
| Country: |
Great Britain (UK) |
|
Brand: |
MO Valve Co. Ltd.; GB |
| |
Tube type: |
Full-Wave Vacuum Rectifier Power-supply |
|
Tube ID = 31944 |
 |
| Identical to |
U12/14
|
| Similar
Tubes |
Normally replaceable-slightly different:
U14
|
|
| Base |
Europe 4-Pin (A, 4A, B4, since 1914)
|
| Filament |
Vf 4 Volts / If: 2.5 Ampere / -: Direct / |
| Description |
Va<500 rms. Ia <120mA mean
|
| Literature |
- - Manufacturers Literature
|
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|
|
| Usage in Models |
3= 1935 ; 9= 1937 |
| Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 12 |
|
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