• Country
• Japan

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

• Year
• 1974

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 74909

• Number of Transistors
• 9

• Semiconductors

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

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Power type and voltage
• Other, details in remarks or not known. / 6 / 4 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Power out
• 2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: GX280 FM-MW-LW 3 Band RF-879 - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 244 x 135 x 70 mm / 9.6 x 5.3 x 2.8 inch

• Notes
• National - Panasonic GX280, FM-MW-LW 3 Band, RF-879 (probably with a suffix)
  Batt./tuning meter, AFC, MW-DX switch, turnable ferrite bar antenna on top, IC equipped, dial light, tone control, special designed cycle scale. Eine integrierte Schaltung, originelle Skala , drehbare Antenne, military Look.

• Net weight (2.2 lb = 1 kg)
• 1.2 kg / 2 lb 10.3 oz (2.643 lb)

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by Johann Schönauer. 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