• Year
  • 1957 ?
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 318613

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Tape Recorder
  • Power type and voltage
  • Alternating Current supply (AC) / 60 Hz, 117V = 110 -120 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: A121 - Ampex; San Carlos, CA
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • The Ampex models A121, A122 and A124 are designed for stereophonic tapes.  All models will record/playback on a half-track basis.  This model can be used with amplifier/loudspeaker combinations A621 and A692 (also covered in this schematic).

  • Author
  • Model page created by Dirk Taekels. See "Data change" for further contributors.

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