• Year
  • 1948 ??
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 129444
    • alternative name: Brush Electronics

 Technical Specifications

  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Other Recorder/Player
  • Power type and voltage
  • Alternating Current supply (AC) / 60 Hz; 110 - 120 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • from Radiomuseum.org
  • Model: Mail-A-Voice BK-501 - Brush Development Co.;
  • Notes
  • The model BK-501 Mail-A-Voice from "The Brush Development Company" is intended primarily for correspondence and dispenses with the solenoid of the BK-503.
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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Collections

The model Mail-A-Voice BK-501 is part of the collections of the following members.

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