• Country
• United States of America (USA)

• Manufacturer / Brand
• Ross Electronics Corp.; Chicago (IL)

• Year
• 1965 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 120599

• Number of Transistors
• 4

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Tape Recorder

• Power type and voltage
• Dry Batteries / 9 & 2 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Metal case

• from Radiomuseum.org
• Model: Mark 400 - Ross Electronics Corp.;

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 8.5 x 6 x 3 inch / 216 x 152 x 76 mm

• Notes
• Open reel tape recorder.

• Source of data
• -- Collector info (Sammler)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 163 models, 153 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ross Electronics Corp.; Chicago (IL)