• Country
• Japan

• Manufacturer / Brand
• Sharp; Osaka

• Year
• 1984 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 199460

• • alternative name: Hayakawa Electric Co.Ltd.

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

• Number of Transistors
• 52

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, 2 Short Wave plus FM or UHF.

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 110-120; 210-240 / 15; 10 x 1,5 Volt

• Loudspeaker
• 6 Loudspeakers

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: The Searcher 4 Band Stereo Radio Cassette Recorder GF-777 ZR - Sharp; Osaka

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

• Dimensions (WHD)
• 752 x 379 x 166 mm / 29.6 x 14.9 x 6.5 inch

• Notes
• Sharp GF-777ZR 4 Band Stereo Radio Cassette Recorder, Ghettoblaster-Boombox;
  Multi-amp, Super Woofer, Double Cassette Deck, "90 W PMPO", 3 way 6 speaker boxes,
  AM: 525 kHz - 1605 kHz,
  SW1: 2.3 MHz - 7.3 MHz,
  SW2: 7.3 MHz - 22 MHz,
  FM: 64 MHz - 77 MHz, metal tape bias, 60 W power consumption.
  Compare Sharp GF-777 model types:
  GF-777E
  GF-777Z
  GF-777ZR (Russia)
  GF-777H

• Net weight (2.2 lb = 1 kg)
• 12.2 kg / 26 lb 14 oz (26.872 lb)

• Author
• Model page created by a member from A. 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