Antique radios, Old Time Radios
3F4-TR
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Country:
Italy
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| Identical to |
3F4-TR
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| Similar
Tubes |
Other shape (e.g. bulb type):
3F5-TR
Multiple differences or of other kind:
3F5-TRX
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| Filament |
Vf 8.5 Volts / If 58 Ampere / Direct |
| Description |
Integral heatsink, forced air coolrd transmitting triode, capable of 4KW anode power dissipation. The tube is intended for radio or industrial applications, for frequencies up to 100MHz. Thoriated tungsten, direct heating cathode.
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| Weight |
14000 g / 493.84 oz |
| Information source |
- - Manufacturers Literature
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3F4-TR: Manufacturer's Literature
Emilio Ciardiello
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| Data Compliance |
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