• Country
• United States of America (USA)

• Manufacturer / Brand
• Beltone Hearing Aid Company; Chicago (IL)

• Year
• 1953 ??

• Category
• Medical Technology

• Radiomuseum.org ID
• 136397

• 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: Concerto Hörgerät Mono-Pac C - Beltone Hearing Aid Company;

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

• Notes
• Beltone Concerto Mono-Pac Model "C", Hearing Aid;
  tone switch and volume control with combined on/off switch.

• Source of data
• -- Collector info (Sammler)

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

• Other Models

• Here you find 4 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Beltone Hearing Aid Company; Chicago (IL)