• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1958 ??

• Category
• Medical Technology

• Radiomuseum.org ID
• 262851

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Dry Batteries / UM-3A: 1 x 1,5 Volt

• Loudspeaker
• - only for Earphone!

• Material
• Metal case

• from Radiomuseum.org
• Model: Transiear - Hearing Aid TE-3 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 72 x 54 x 22 mm / 2.8 x 2.1 x 0.9 inch

• Net weight (2.2 lb = 1 kg)
• 0.1 kg / 0 lb 3.5 oz (0.22 lb)

• Price in first year of sale
• 3,800.00 ¥

• Mentioned in
• -- Original prospect or advert

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

• Other Models

• Here you find 3913 models, 3773 with images and 947 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo