• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1991 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 216104

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

• Loudspeaker
• - For headphones or amp.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Discman D-131 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 130 x 28 x 140 mm / 5.1 x 1.1 x 5.5 inch

• Notes
• Phones and Line output. 4,5 V external jack. Mega Bass, 1bit DAC, AVLS.

• Source of data
• - - Data from my own collection

• Author
• Model page created by Danko Tkalec. See "Data change" for further contributors.

• Other Models

• Here you find 3913 models, 3773 with images and 947 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo