• Country
• Ireland

• Manufacturer / Brand
• Sony Ireland, Shannon

• Year
• 1963 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 91787

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

• Number of Transistors
• 7

• Semiconductors
• 2SC73 2SC76 2SC76 2SD65 2SD65 2SB51 2SB51

• 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 / D: 4 x 1.5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Medium Wave Seven Transistor TR-7170 - Sony Ireland, Shannon

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

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 24, 1964

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

• Other Models

• Here you find 8 models, 7 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Ireland, Shannon