• 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
• 258286

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

• Number of Transistors
• 7

• Semiconductors
• 2SA102 2SA102 2SA102 2SA101 2SB171 2SB172 2SB172 OA70

• Main principle
• Superheterodyne (common)

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

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

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 2 Band 7 Transistor T-21 - Panasonic, Matsushita,

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

• Notes

• Two external antenna jacks: one for MW and the other for SW. Earphone or external speaker jack.

  Model circuit similar to National T-23.

• Mentioned in
• -- Schematic

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

• Other Models

• Here you find 3072 models, 2849 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