Antique radios, Old Time Radios
4CX250K
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| Tube type: |
Transmitting Tetrode, air cooled UHF |
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| Identical to |
4CX250K
= 8245
= FU-252F
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| Similar
Tubes |
Normally replaceable-slightly different:
RE025XM
Heater different:
4CX250M
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| Base |
COAXIAL in general (X..)
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| Filament |
Vf 6 Volts / If 2.65 Ampere / Half indirect |
| Description |
Forced air cooled ceramic tetrode. 250W anode dissipation; up to 500MHz full ratings, usable up to 1500MHz. Special coaxial base: starting from bottom, heater, heater-cathode, G1, G2 and anode.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
42 x 68 x mm / 1.65 x 2.68 x inch |
| Weight |
115 g / 4.06 oz |
| Information source |
- - -
- - Manufacturers Literature Raytheon data sheet
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- - -
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4CX250K: Manufacturer's Literature
Emilio Ciardiello
More ...
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