Antique radios, Old Time Radios
4033AF
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Country:
Great Britain (UK)
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| Identical to |
4033AF
= CV2743
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| Similar
Tubes |
Other class quality (otherwise equal):
4033A
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928
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| Filament |
Vf 6 Volts / If 1.4 Ampere / Indirect |
| Description |
Power triode usable up to 2MHz and with reduced plate voltage up to 10MHz. 25W plate dissipation.
As class-A audio amplifier at 400V Va and -20V Vg delivers 4W undistorted on 7K load.
Identical to 4033A, screened for use in aircraft radio.
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| Information source |
- - Manufacturers Literature
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