FM/MW/SW 9 Band Receiver ICF-4900

• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1985

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 86361

• Picture
• Schematics

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

• Number of Transistors
• 15

• Semiconductors

• Main principle
• Superhet, double/triple conversion

• Wave bands
• Broadcast, more than 2 SW bands plus FM or UHF.

• Power type and voltage
• Batteries / addl. power jack / 2 × 1,5 / 3 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.5 cm = 1.8 inch

• Power out
• 0.1 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: FM/MW/SW 9 Band Receiver ICF-4900 - Sony Corporation; Tokyo

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 130 x 76 x 25 mm / 5.1 x 3 x 1 inch

• Notes

• Sony FM/MW/SW 9 Band Receiver Model ICF-4900.
  SW Dual Conversion
  Tuning-Indicator

  Shortwave coverage: 7 SW broadcast bands 49 - 13m, AM only.
  3 ICs

• Net weight (2.2 lb = 1 kg)
• 0.245 kg / 0 lb 8.6 oz (0.54 lb)

• Mentioned in
• Alles über die Sony Weltempfänger, R. Lichte

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

• Literature/Schematics (2)
• SONY Catalogs (Sony'86 - Walkman, Cassette-Recorders,... , Page 8)

• Literature/Schematics (3)
• Funkschau (11/1985, S. 35 - 37 / Erfahrungsbericht)

• Author
• Model page created by Peter Böhm. See "Data change" for further contributors.

• Other Models

• Here you find 3933 models, 3793 with images and 950 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo