Catalogue de radios anciennes
Electron_Audio
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Pays:
Etats-Unis
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| Identique à |
Electron_Audio
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| Similaires |
Remplaçants avec petites différences :
AudioTron
; Oscilaudion
; Thermotron
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| Première source |
1915 : -- Original prospect or advert
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| Culot |
Wires
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| Chauffage |
Vf 6 Volt / Direct / Battery = |
| Description |
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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| Bibliographie |
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 † 2025
Plus d'infos ...
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Collection de
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| Mentions légales |
Plus d'informations |
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