Antique radios, Old Time Radios
HF300
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Country:
United States of America (USA)
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Brand:
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| Tube type: |
Transmitting Triode, air cooled Power/Output |
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| Identical to |
HF300
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| Similar
Tubes |
Normally replaceable-slightly different:
4C34
; KU23
; NU-300
; S-300
; T300
; WL463
|
| Base |
Jumbo 4-pin bayonet (1918) (Codex=Bz)
Sidecontact and top contact.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 11 Volts / If 4 Ampere / Direct / Specified voltage AND current AC/DC |
Dimensions (WHD)
incl. pins / tip |
x 259 x 76 mm / x 10.20 x 2.99 inch |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Babani, International Radio Tube Encyclopaedia p. 204 & 205
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HF300: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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HF300: Amperex Datasheet
Juhani Makivuoti † 21.09.13
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