• Country
• Japan

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

• Year
• 1965 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 293552

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Tape Recorder

• Power type and voltage
• Alternating Current supply (AC) / 110; 220 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: National R2-503S - Panasonic, Matsushita,

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 295 x 135 x 250 mm / 11.6 x 5.3 x 9.8 inch

• Notes

• Reel diameter max. 5" / 13cm.

• Author
• Model page created by Ottmar Lauth. See "Data change" for further contributors.

• Other Models

• Here you find 3040 models, 2816 with images and 631 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