High Fidelity Amplifier 2122

Bell Sound Systems; Columbus (OH)

  • Year
  • 1949
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 128922

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110-120 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 10 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: High Fidelity Amplifier 2122 - Bell Sound Systems; Columbus
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • The Bell High Fidelity Amplifier 2122 is an AC operated 4 channel audio amplifier for 10-Watt output. The 4 channels are for radio, crystal pickup and two magnetic pickups. The two magnetic pickup inputs incorporate built in pre-amplification and individual bass equalization. Mag 1 is used for magnetic-induction types and Mag 2 for variable reluctance type. The output impedances on the screw type terminals are 3.4-4 Ohm, 6-8 ohm and 15-18 Ohm. See also the follower, model 2122-C.
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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