• Country
• Japan

• Manufacturer / Brand
• Sharp; Osaka

• Year
• 1982

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 143781

• • alternative name: Hayakawa Electric Co.Ltd.

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 70 W (unknown quality)

• Material
• Various materials

• from Radiomuseum.org
• Model: Optonica SM-104H - Sharp; Osaka

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 330 x 82 x 243 mm / 13 x 3.2 x 9.6 inch

• Notes
• Stereo-Verstärker mit 2 x 35 Watt Sinus an 4 Ohm. Gehäuse in Silber.

• Net weight (2.2 lb = 1 kg)
• 4.2 kg / 9 lb 4 oz (9.251 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