• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1963/1964 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 125018

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

• Number of Transistors
• 6

• Semiconductors
• 2SC73 2SC76 2SC76 2SD65 2SD64 2SD64 1T23

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• Power out
• 0.24 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-615 L - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 106 x 66 x 29 mm / 4.2 x 2.6 x 1.1 inch

• Notes
• 6 transistors, 1 diode, 1 thermistor. Boitier plastique blanc, grille de façade anodisée noir - fourni avec étui souple noir.

• Net weight (2.2 lb = 1 kg)
• 0.2 kg / 0 lb 7 oz (0.441 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Jean Claude Pigeon † 2008. See "Data change" for further contributors.

• Other Models

• Here you find 3995 models, 3856 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