Antique radios, Old Time Radios
8252
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Country:
United States of America (USA)
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| Identical to |
8252
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| Similar
Tubes |
Heater different:
4PR60B
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| Base |
Medium 4-pin, ceramic disc
Top contact with a cap.
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| Was used by |
Radar |
| Filament |
Vf 26 Volts / If 2.25 Ampere / Half indirect |
| Description |
Ruggedized radial-beam tetrode for radar pulse modulators. 60W anode dissipation, 20KV, 18A peak. Four pin jumbo-like base, with a notched ceramic dish. Intended to replace 715 and 5D21 in radar modulators.
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Dimensions (WHD)
incl. pins / tip |
78 x 152 x mm / 3.07 x 5.98 x inch |
| Information source |
Tube Lore (I)
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8252
Emilio Ciardiello
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Just Qvigstad
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Collection of
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