• Country
• Japan

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

• Year
• 1962 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 259541

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

• Number of Transistors
• 8

• Semiconductors
• 2SA103 2SA70 2SA101 2SA101 2SB173 2SB175 2SB174 or. 2SB178 2SB174 or. 2SB178 OA70 MA23

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Dry Batteries / 6 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch

• Power out
• 0.5 W (0.8 W max.)

• from Radiomuseum.org
• Model: National 2 Band 8 Transistor GT-273J - Panasonic, Matsushita,

• Shape
• Tablemodel, with any shape - general.

• Notes

• Frequency Range:
  
      MW : 535 - 1605 kHz;  this band has also a "local" setting for strong signals.
      SW :   6 - 18 MHz.
  
  See also National model GT-273H with a different SW range (3.9 - 12 MHz).

• Mentioned in
• -- Schematic

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

• Other Models

• Here you find 2987 models, 2764 with images and 621 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