Two Stage Low Frequency Amplifier 3123

Western Electric Company (Australia) (1912), Ltd., Sydney

  • Année
  • 1923–1925 ?
  • Catégorie
  • Amplificateur BF ou mélangeur BF
  • Radiomuseum.org ID
  • 355636

 Spécifications techniques

  • No. de tubes
  • 2
  • Lampes / Tubes
  • Principe général
  • Amplification audio; 1 Etage(s) BF
  • Gammes d'ondes
  • - sans
  • Tension / type courant
  • Piles (rechargeables ou/et sèches) / 1.5 & 4 (Grid Bias) & 30 Volt
  • Haut-parleur
  • - Ce modèle nécessite des HP externes
  • Matière
  • Boitier en bois
  • De Radiomuseum.org
  • Modèle: Two Stage Low Frequency Amplifier 3123 - Western Electric Company
  • Forme
  • Modèle de table boitier avec vouvercle
  • Remarques
  • Western Electric Co, Low-frequency Amplifier, Reg No 3123

    It was used with a Western Electric loudspeaker and any good Valve Detector Set for amplifying radio telephony speech or music.

    The Amplifier is specially designed and is contained completely in a polished mahogany case constructed on simple lines and is fitted with a switching key, which enables either one or two valves to be used as required without a change in connection. The key in its central position disconnects both valves.

    Modern Wireless (GB) August 1923, Page ii.

    Known to be used as the preamplifier in the Western Electric 5-Valve Loudspeaker Assembly Set, A131 sold in Australia in 1923.

    Imported from Great Britain.

  • Littérature
  • -- Original prospect or advert (Modern Wireless (GB) Aug 1923, Page ii.)

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