• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1993 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 331278

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Batteries / addl. power jack / 2 x 1,5 / 3 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Walkman Cassette Player WM-EX342, WM-EX344 - Sony Corporation; Tokyo

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

• Dimensions (WHD)
• 112.8 x 86.6 x 31.6 mm / 4.4 x 3.4 x 1.2 inch

• Notes

• Sony Walkman WM-EX342 and WM-EX344 are battery operated portable cassette players.

  • Compact Cassette Player with autoreverse function
  • Dolby B noise reduction system (WM-EX344 only)
  • AVLS level control system
  • Belt fixing system
  • Output for stereo headphones
  • MegaBass system (3 levels, Normal, Mid, Max)
  • Recommended ext. power supply unit: Sony AC-E30HG
  • Supplied accessories: belt clip, stereo headphones

• Net weight (2.2 lb = 1 kg)
• 0.180 kg / 0 lb 6.3 oz (0.396 lb)

• Literature/Schematics (1)
• - - Manufacturers Literature (Sony Service Manual for WM-EX342 and WM-EX344)

• Author
• Model page created by Moisés Piedade. See "Data change" for further contributors.

• Other Models

• Here you find 4016 models, 3872 with images and 964 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo