• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1970 ?

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 355955

• Wave bands
• - without

• Power type and voltage
• No Power needed

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Stereo Headphone DR-7 - Sony Corporation; Tokyo

• Shape
• Miscellaneous shapes - described under notes.

• Notes

• Imp. : 2× 8 Ω

• Price in first year of sale
• 42.00 DM

• Mentioned in
• Sony Elac catalogue, 1970

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 3995 models, 3856 with images and 959 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo