• Country
• Japan

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

• Year
• 1969/1970

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 193897

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

• Number of Transistors
• 6

• Semiconductors
• 2SA102 2SA101 2SA101 2SB175 2SB176 2SB176 OA90

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / AA: 2 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 cm = 2.4 inch

• Power out
• 0.08 W (0.12 W max.)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: National Panasonic 6 Transistor R-1031 - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 66 x 105 x 31.5 mm / 2.6 x 4.1 x 1.2 inch

• Notes

• National Model R1031

  A six-transistor pocket portable. Tuning range 525 - 1605 kHz; 2¼" dynamic speaker, output 120 mW. Separate leatherette carrying case. Powered by two UM3 penlight batteries. (MINGAY'S PRICE SERVICE)

  Weight with batteries.

  See also Panasonic R-1021.

• Net weight (2.2 lb = 1 kg)
• 0.210 kg / 0 lb 7.4 oz (0.463 lb)

• Price in first year of sale
• 39.95 AUS $

• Mentioned in
• Mingay's Price Service (Aug 1969 to Feb 1970.)

• Literature/Schematics (1)
• J.R. Publications Transistor Radio Service Handbook (Group G8, 1972, Page N192.)

• Author
• Model page created by Alessandro Arrigoni. See "Data change" for further contributors.

• Other Models

• Here you find 3049 models, 2826 with images and 632 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