• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1956

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 71247

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

• Number of Transistors
• 6

• Semiconductors
• 2T51 2T52 2T52 2T61 2T61 2T61 1T33 1T33

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / UM-2 or C: 4 x 1.5 Volt

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

• Power out
• 0.035 W (max.)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Transistor 6 TR-6 - Sony Corporation; Tokyo

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 224 x 110 x 35 mm / 8.8 x 4.3 x 1.4 inch

• Notes

• In June 1956 SONY produced the TR-6. The TR-6 is the first very slim and elegant transportable set of SONY. The Sony TR-6 uses probably the first time the revolutionary MITSUMI polyvariable tuning capacitor.

  Price in Germany 1957: 265DM
  Additional earphone ME-1: 8.75DM

  See also the similar looking U.S. models Solaradio P411 and P410 (without solar cells in the handle), made by Hoffman Radio Corp., Los Angeles, in 1957. For both models Sony made the cabinets in 4 different colors. However, the circuitry and parts (US origin) are totally different compared with the original TR-6.

• Net weight (2.2 lb = 1 kg)
• 0.9 kg / 1 lb 15.7 oz (1.982 lb)

• Price in first year of sale
• 17,500.00 Y

• Source of data
• -- Original prospect or advert

• Mentioned in
• -- Schematic

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 3913 models, 3773 with images and 947 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo