• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 2003

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 284924

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 18.5 cm = 7.3 inch

• Material
• Metal case

• from Radiomuseum.org
• Model: Woofer Speaker 0-937-742-00 / D239 - Sony Corporation; Tokyo

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 185 x 185 x 106 mm / 7.3 x 7.3 x 4.2 inch

• Notes

• 3 Ohm.

• Net weight (2.2 lb = 1 kg)
• 2.218 kg / 4 lb 14.2 oz (4.885 lb)

• Mentioned in
• -- Original-techn. papers.

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

• Other Models

• Here you find 3921 models, 3781 with images and 950 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo