• Country
• Japan

• Manufacturer / Brand
• Sharp; Osaka

• Year
• 1981

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 145230

• • alternative name: Hayakawa Electric Co.Ltd.

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player; Remote Control (with wire or wireless)

• Power type and voltage
• Alternating Current supply (AC) / 110/220/240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Optonica RT-105H - Sharp; Osaka

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 430 x 95 x 320 mm / 16.9 x 3.7 x 12.6 inch

• Notes
• Stereo Cassette Tape Deck with Microcomputer Full Logic Control System.
  Dolby Noise Reduction, peak level meters. Remote Control.
  Frequency Response 40 - 17000 Hz (Metal).
  Front panel colour Silvermetallic.

• Net weight (2.2 lb = 1 kg)
• 5.9 kg / 12 lb 15.9 oz (12.996 lb)

• Source of data
• -- Original prospect or advert

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 1338 models, 1209 with images and 517 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sharp; Osaka