• Country
• United States of America (USA)

• Manufacturer / Brand
• IBM; Armonk, N.Y.

• Year
• 1965

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 199297

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

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Other Recorder/Player

• Power type and voltage
• 2 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 cm = 2 inch

• Material
• Metal case

• from Radiomuseum.org
• Model: Magnabelt 224 - IBM; Armonk, N.Y.

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 155 x 45 x 120 mm / 6.1 x 1.8 x 4.7 inch

• Notes
• IBM.com: In July, 1965, a miniature full-featured dictating machine weighing just 28 ounces was introduced. Known as the 224, it had all the features associated with larger IBM dictating equipment such as backspace, playback and listen interlock.

• Net weight (2.2 lb = 1 kg)
• 1 kg / 2 lb 3.2 oz (2.203 lb)

• Author
• Model page created by Jose Mayoral-Diaz. See "Data change" for further contributors.

• Other Models

• Here you find 18 models, 18 with images and 12 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from IBM; Armonk, N.Y.