• Year
  • 1949
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 149759

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110 - 120 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.5 inch = 11.4 cm
  • from Radiomuseum.org
  • Model: 21X - Bogen -Presto, David Co., Inc.
  • Shape
  • Tablemodel, slant panel.
  • Notes
  • The Bogen Model 21X is an AC operated 3 Tubes Intercommunication System.
  • Author
  • Model page created by Egon Penker. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum