TR-620

• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1960

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 77839

• Picture
• Schematics

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

• Number of Transistors
• 6

• Semiconductors
• 2SC73 2SC76 2SC76 2SD65 2SD65 2SD65

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.7 cm = 2.2 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-620 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 61 x 90 x 25 mm / 2.4 x 3.5 x 1 inch

• Notes
• Transistoren: 2SC73, 2SC76, 2SC76, 2SD65, 2SD65, 2SD65.

• Net weight (2.2 lb = 1 kg)
• 0.147 kg / 0 lb 5.2 oz (0.324 lb)

• Price in first year of sale
• 6,800.00 Yen

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 535 Folder 14 6-1961)

• Author
• Model page created by Robert Schmalstieg. See "Data change" for further contributors.

• Other Models

• Here you find 3960 models, 3820 with images and 954 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo