• Country
• Japan

• Manufacturer / Brand
• Sharp; Osaka

• Year
• 1967–1969

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 219352

• • alternative name: Hayakawa Electric Co.Ltd.

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

• Number of Transistors
• 7

• Semiconductors
• 2SB75 2SB75 2SB75 2SB77 2SB156 2SB156 2SB77

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Batteries / addl. power jack / C: 4 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 cm = 3.1 inch

• Power out
• 0.6 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: RD-402 - Sharp; Osaka

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 5.5 x 2.125 x 8.5 inch / 140 x 54 x 216 mm

• Notes

• Sharp Model RD-402

  Portable cassette tape recorder featuring a 7-transistor amplifier with durable shockproof printed wiring. Easy cassette cartridge tape installation and one-touch replacement with "Cassette Reject" pushbutton.

  Push button controls; level indicator; automatic level control. Remote control switch on microphone. Complete with dynamic microphone , leather case & earphone. (MINGAY'S PRICE SERVICE)

  Frequency response: 70 - 7,000 Hz. Jacks: microphone jack, 200Ω; remote switch jack; radio jack, 390KΩ; external speaker jack; external power jack.

• Net weight (2.2 lb = 1 kg)
• 3 lb 0 oz (3 lb) / 1.362 kg

• Price in first year of sale
• 92.00 AUS $

• Mentioned in
• Mingay's Price Service (Feb 1968 to Feb 1969.)

• Literature/Schematics (1)
• -- Original-techn. papers. (Service Manual.)

• Author
• Model page created by Josef Pilz. 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