• Country
• Japan

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

• Year
• 1960 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 258928

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

• Number of Transistors
• 9

• Semiconductors
• 2SA71 2SA71 2SA70 2SA70 2SA70 2SB171 2SB171 2SB174 2SB174 OA70 OA79 MA23

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Dry Batteries / C: 4 x 1,5 Volt

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

• Power out
• 0.45 W (0.6 W max.)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: National AM-FM T-31 - Panasonic, Matsushita,

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

• Notes

• External FM antenna and ground terminals, Tuner jack, Magic meter, Two earphone or external speaker jacks,Three OA70 and two OA79 diodes.

• Mentioned in
• -- Schematic

• Author
• Model page created by Daniel Rosha. See "Data change" for further contributors.

• Other Models

• Here you find 3053 models, 2830 with images and 635 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