• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1985 ?

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 322768

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Loudspeaker + integr.Amplifier

• Power type and voltage
• Dry Batteries / AA: 2 x 1.5 Volt

• Loudspeaker
• 2 Loudspeakers

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Stereo Active Speaker Systen SRS-20 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 180 x 70 x 25 mm / 7.1 x 2.8 x 1 inch

• Notes

• Sony Aktiv-Lautsprecher SRS-20 für Walkman, auch als Adapter für zwei Kopfhörer verwendbar.

   

• Net weight (2.2 lb = 1 kg)
• 0.120 kg / 0 lb 4.2 oz (0.264 lb)

• Author
• Model page created by Klaus R. Tiefenbacher. 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