• Country
• Japan

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

• Year
• 1966 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 107755

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

• Number of Transistors
• 7

• Semiconductors
• 2SA102 2SA101 2SA101 2SB173 2SB175 2SB176 2SB176 OA90

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

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Line / Batteries (any type) / 110-220 / AA: 4 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Panasonic 7 Transistor R-1597 - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 8 x 6 x 2.5 inch / 203 x 152 x 64 mm

• Notes

• Panasonic R-1597, 7 Transistor, AC-Battery;
  Tone high/low switch, earphone jack, carrying handle.

  PCB Number: RUP-3100

  Frequency range: 525/1605 kHz

  Power consuption 2 W

• Net weight (2.2 lb = 1 kg)
• 0.650 kg / 1 lb 6.9 oz (1.432 lb)

• Mentioned in
• -- Collector info (Sammler)

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 3073 models, 2850 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