• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1973 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 109143

• Number of Transistors
• 18

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Line / Batteries (any type) / 120 / 4 × 1,5 Volt

• Loudspeaker
• 3 Loudspeakers

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: MR-9100W - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 260 x 160 x 100 mm / 10.2 x 6.3 x 3.9 inch

• Notes
• Stereo-portable with matrix sound (MR = matrix reproduction). One speaker as center speaker, the other two for left and right channel.

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

• Author
• Model page created by Olaf Siemon. 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