• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1964/1965

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 141339

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

• Number of Transistors
• 8

• Semiconductors
• 2SA122 2SA121 2SC76 2SC76 2SD65 2SD65 2SB48 or. 2SB378 2SB48 or. 2SB378 1T26 1T23

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Dry Batteries / C: 3 x 1.5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-823 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 7.5 x 4.125 x 1.9375 inch / 191 x 105 x 49 mm

• Notes

• Sony Model TR-823

  Eight transistor, dual wave portable radio. Rugged diecast frame. Push-button operation. Telescopic antenna. Leather case. (MINGAY'S PRICE SERVICE)

  Price includes batteries.

• Price in first year of sale
• 40.95 AUS £

• Mentioned in
• Mingay's Price Service (Aug 1964 to Aug 1965.)

• Literature/Schematics (1)
• J.R. Publications Transistor Radio Service Handbook (Group C2, 1965, Page S46.)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 4004 models, 3852 with images and 959 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo