• Country
• Denmark

• Manufacturer / Brand
• Oticon A/S; Copenhagen

• Year
• 1960 ??

• Category
• Medical Technology

• Radiomuseum.org ID
• 209968

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Hearing aid

• Power type and voltage
• Dry Batteries

• Loudspeaker
• - only for Earphone!

• Material
• Metal case

• from Radiomuseum.org
• Model: Hearing Aid 300S - Oticon A/S; Copenhagen

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

• Notes
• Oticon 300S Hearing Aid;

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Oticon A/S; Copenhagen