• Country
• Japan

• Manufacturer / Brand
• Hosiden; Osaka

• Year
• 1977

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 205162

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - Is a Headphone or Earphone

• Material
• Various materials

• from Radiomuseum.org
• Model: Stereo Headphones DH-77-S - Hosiden; Osaka

• Notes
• 8 Ohm, 20-20000 Hz, 102 dB/mW. Kabel: 2 m.

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

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

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

• Other Models

• Here you find 12 models, 11 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hosiden; Osaka