• Country
• Germany

• Manufacturer / Brand
• Blaupunkt (Ideal), Berlin, später Hildesheim

• Year
• 1955 ?

• Category
• Medical Technology

• Radiomuseum.org ID
• 129474

• • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
  • Brand: Rotstern

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 3

• Semiconductors
• OC70 OC70 OC71

• Main principle
• Audio-Amplification; 3 AF stage(s)

• Wave bands
• - without

• Details
• Hearing aid

• Power type and voltage
• Dry Batteries / 2 x 1,5 Volt

• Loudspeaker
• - only for Earphone!

• Material
• Various materials

• from Radiomuseum.org
• Model: Omniton Hörgerät 200T - Blaupunkt Ideal, Berlin,

• Shape
• Miscellaneous shapes - described under notes.

• Dimensions (WHD)
• 60 x 86 x 22 mm / 2.4 x 3.4 x 0.9 inch

• Notes
• Hörgerät für Hemd- bzw. Jackentasche, Kunststoff-/Metall-Gehäusehalbschalen.

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

• Mentioned in
• Lange, Schaltungen der Funkindustrie (Band 3, Seite 141)

• Author
• Model page created by Richard Winter. See "Data change" for further contributors.

• Other Models

• Here you find 3548 models, 3234 with images and 2328 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim