TR-86

• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 88536

• Picture
• Schematics

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

• Number of Transistors
• 8

• Semiconductors
• 2T76 2T73 2T76 2T76 2T64 2T64 2T86 2T86

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

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1 x 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.25 inch = 5.7 cm

• Power out
• 0.05 W (undistorted)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-86 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 2.9 x 4.5 x 1.38 inch / 74 x 114 x 35 mm

• Notes

• The Japan Sony Model TR-86 is a battery operated Portable Transistorized AM radio.

  - Vertical shirtpocket transistor.
  - Weight listed does not include 9V battery.
  - Upon release the Sony TR-86 was available in four colors: black, ivory, green and red.
  
  Identical with USA Delmonico model Sony TR-86.

• Net weight (2.2 lb = 1 kg)
• 0.230 kg / 0 lb 8.1 oz (0.507 lb)

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 22, 1962

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 9-59, Set 455, Folder 16)

• Literature/Schematics (2)
• Transistor Radios 1954-68 (page 99, photo of the black case version.)

• Literature/Schematics (3)
• Transistor Radios (page 104, photo in black/white (not color).)

• Literature/Schematics (4)
• Made in Japan Transistor Radios [50's and 60's], 1993 Handy, p. 26, pics ivory, black, red versions.

• Author
• Model page created by Egon Penker. See "Data change" for further contributors.

• Other Models

• Here you find 3971 models, 3831 with images and 955 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo