• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1990 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 199659

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• PLL, Phase-locked loop

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

• Power type and voltage
• Dry Batteries / 2 x 1.5 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: AM/FM Walkman SRF-M70 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 2.8 x 4.6 x 1.2 inch / 71 x 117 x 30 mm

• Notes
• Sony AM/FM Walkman SRF-M70;
  AM/FM digitally tuned radio with local/distant (DX) switch
  10-station memory preset tuning (5 AM, 5 FM)
  Built-in digital clock and stopwatch
  Water-resistant.

• Net weight (2.2 lb = 1 kg)
• 0.135 kg / 0 lb 4.8 oz (0.297 lb)

• Source of data
• - - Manufacturers Literature

• Author
• Model page created by Francis Arfel. See "Data change" for further contributors.

• Other Models

• Here you find 4077 models, 3934 with images and 977 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo