Radio Antica e Radio d'epoca
Electron_Audio
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Stato:
USA (Stati Uniti d'America)
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| Identico a |
Electron_Audio
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| Valvole
simili |
Sostituita normalmente - piccola diff.:
AudioTron
; Oscilaudion
; Thermotron
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| Prime
informazioni |
1915 : -- Original prospect or advert
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| Zoccolo |
Wires
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| Filamento |
Vf 6 Volt / Direct / Battery = |
| Descrizione |
Double filament vacuum triode.
Available as:
Supersensitive detectors and amplifiers $6.50
Supersensitive oscillators $6.50
Combination of above $7.50
Single filament $1.00 less
Must not be confused with the "Electro-Audion" which is described in Tyne around our "Electron Audio"!
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| Bibliografia |
Saga of the Vacuum Tube, Tyne advert p.186
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Electron_Audio: Fin Stewart
Fin Stewart
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Electron_Audio: own collection
Peter den Boer
Segue ...
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