Antique radios, Old Time Radios
707B
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Country:
Worldwide
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| Identical to |
707B
= RK707B
= 707A/B
= QK26
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| Similar
Tubes |
Normally replaceable-slightly different:
CV1768
Multiple differences or of other kind:
CV1892
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| Predecessor Tubes |
707A
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
Top contact with a cap.
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| Was used by |
Radar |
| Filament |
Vf 6.3 Volts / If 0.58 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Improved version of 707A. With customer supplied external cavity it covers a range from 2.3 to 3.75 GHz giving 80 to 175 mW in output.
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Dimensions (WHD)
incl. pins / tip |
33 x 142 x mm / 1.30 x 5.59 x inch |
| Weight |
45 g / 1.59 oz |
| Information source |
- - Manufacturers Literature RFT-Spezialröhren, 1960
Tube Lore (II) p. 246
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707B
Emilio Ciardiello
More ...
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Just Qvigstad
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707B: RFT-Spezialröhren 1960
Anonymous 15 Collector
More ...
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Collection of
Collection of a member from D |
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