• 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
• 156621

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

• Number of Transistors
• 7

• Semiconductors
• 2SB173 2SB175 2SB175 2SB175 2SB324 2SB324 2SB178

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 110/220/240 / 6 x 1,5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Cassette 203 RQ-203S - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 245 x 75 x 235 mm / 9.6 x 3 x 9.3 inch

• Notes
• National RQ-203S Cassette 203;
  Mono, tone control, terminals for mic., aux & monitor.

• Net weight (2.2 lb = 1 kg)
• 2 kg / 4 lb 6.5 oz (4.405 lb)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 3049 models, 2826 with images and 633 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