• Country
• Japan

• Manufacturer / Brand
• Sharp; Osaka

• Year
• 1981

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 145242

• • alternative name: Hayakawa Electric Co.Ltd.

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• 3 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: Optonica CP-1717HW - Sharp; Osaka

• Shape
• Console with any shape - in general

• Dimensions (WHD)
• 310 x 580 x 250 mm / 12.2 x 22.8 x 9.8 inch

• Notes
• 3-way bass-reflex box with 75 Watt RMS at 4 ohms. 33-23000 Hz, 87 db/W/m., Volume 30.8 litre.
  218mm woofer, 37mm midrange and 25mm tweeter. Crossover frequency 1100/3300 Hz.
  Cabinet colour: Walnut finish, Front grill detachable.
  Optional SY-710S Speaker stand.

• Net weight (2.2 lb = 1 kg)
• 11.7 kg / 25 lb 12.3 oz (25.771 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