Antique radios, Old Time Radios
WI453
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Country:
Netherlands
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Brand:
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Longlife, the Hague |
| Tube type: |
Screen-grid Tetrode Power/Output |
| |
Ca. 1925 up to 1945 rare. |
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| Identical to |
WI453
|
| Similar
Tubes |
Normally replaceable-slightly different:
E453
|
| Production stop |
Feb.1938 |
| Base |
Europe 5-Pin , B5 + side contact
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
This is a tetrode with penthode caracteristics.
|
| Information source |
- - Manufacturers Literature 1-2-1935
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|
WI453: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
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Just Qvigstad
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