• Country
• Japan

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

• Year
• 1976

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 126277

• Number of Transistors
• 6

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 2 × 1,5 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: R-77 - Panasonic, Matsushita,

• Shape
• Design Radio or Novelty / Gadget - fancy or unusual shape.

• Dimensions (WHD)
• 95 x 95 x 50 mm / 3.7 x 3.7 x 2 inch

• Notes
• Designed as perpetual calendar.

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Source of data
• -- Collector info (Sammler)

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

• Other Models

• Here you find 2987 models, 2764 with images and 620 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