• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1965/1966

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 314366

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Dry Batteries / AA: 4 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 8 Transistor TR-842 - Sony Corporation; Tokyo

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

• Notes

• Dual-wave portable with earphone and leather case.

• Price in first year of sale
• 71.00 AUS $

• Mentioned in
• Mingay's Price Service (Feb 1966 & Aug 1966.)

• Literature/Schematics (1)
• J.R. Publications Transistor Radio Service Handbook (Group C4, 1967, Page S14a.)

• Author
• Model page created by Aldo Andreani. See "Data change" for further contributors.

• Other Models

• Here you find 4017 models, 3873 with images and 965 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo