Antique radios, Old Time Radios
KG7
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Country:
Great Britain (UK)
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| Identical to |
KG7
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Sidecontact and top contact.
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| Filament |
--/-- |
| Description |
Hydrogen Sensitised Potassium Cathode.
Peak sensitivity at 4300Å - the blue end of the spectrum.
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Dimensions (WHD)
incl. pins / tip |
34 x 155 x mm / 1.34 x 6.10 x inch |
| Information source |
- - Manufacturers Literature Osram data sheet October 1950
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Just Qvigstad
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KG7: own collection
Peter den Boer
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