National Panasonic All Transistor R-240J

Panasonic, Matsushita, National ナショナル (also tubes); Osaka

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  • Year
  • 1963/1964
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 258075

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

 Technical Specifications

  • Number of Transistors
  • 8
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Dry Batteries / D: 3 x 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 9 cm = 3.5 inch
  • Power out
  • 0.3 W (0.5 W max.)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: National Panasonic All Transistor R-240J - Panasonic, Matsushita,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 9 x 4.9375 x 2.03125 inch / 229 x 125 x 52 mm
  • Notes

  • National Model R240J

    Eight transistor, two diode, two-band poertable radio. Features tone switch with thermistor temparature compensation, jacks for earphone, external speaker and external antenna. Available in plastic cabinet with leather case. Powered by three UM-1 (D Cells) National flashlight batteries.

    Specfications: frequency range, M/W 525-1605 kC/s (kHz), S/W 5.9 - 18 MC/s (MHz). Power output, 500 mW maximum. Speaker 3½" dynamic. Price & weight includes batteries. (MINGAY'S PRICE SERVICE)

  • Net weight (2.2 lb = 1 kg)
  • 2 lb 4 oz (2.25 lb) / 1.022 kg
  • Price in first year of sale
  • 40.95 AUS £
  • Author
  • Model page created by Daniel Rosha. See "Data change" for further contributors.

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