• Country
• Germany

• Manufacturer / Brand
• Vivanco AG (electronic); Ahrensburg

• Year
• 1978

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 205119

• 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 SR-75 - Vivanco AG electronic;

• Notes
• Dynamic, 27 Ohm, 20-20000 Hz, 95 dB/mW. Distortion: < 1 %. Headband pressure: 4,5 N, Plug 6,3 mm jack.

• Net weight (2.2 lb = 1 kg)
• 0.250 kg / 0 lb 8.8 oz (0.551 lb)

• Price in first year of sale
• 1,290.00 HUF

• Source of data
• -- Original-techn. papers.

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

• Other Models

• Here you find 52 models, 50 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Vivanco AG (electronic); Ahrensburg