• Country
• Japan

• Manufacturer / Brand
• Panasonic, Matsushita, National ナショナル (also tubes); Osaka

• Year
• 1970 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 272155

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 90-110; 110-125; 220-250 / 4x1,5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: National Panasonic Cassette 222 AC/Battery RQ-222S - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 220 x 125 x 45 mm / 8.7 x 4.9 x 1.8 inch

• Net weight (2.2 lb = 1 kg)
• 1.350 kg / 2 lb 15.6 oz (2.974 lb)

• Author
• Model page created by Manuel Albano Neves. See "Data change" for further contributors.

• Other Models

• Here you find 2989 models, 2766 with images and 622 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Panasonic, Matsushita, National ナショナル (also tubes); Osaka