• Country
• Japan

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

• Year
• 1977/1978

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 122823

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

• Number of Transistors
• 11

• Semiconductors
• 2SC1047 2SC1359 2SC1359 2SC829 2SC829 2SC828 2SA564 2SC945 2SC828 2SD227 2SA642 OA90 OA90 OA90 OA90 OA90 OA90 1S1211 1S1211

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz; 3 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)     8 FM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Batteries / addl. power jack / AA: 4 x 1,5 / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 cm = 2.4 inch

• Power out
• 0.5 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: RF-527 - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 177 x 81 x 45 mm / 7 x 3.2 x 1.8 inch

• Notes

• Anschluß für Ohrhörer und Netzteil DC 6V.

  LED tuning indicator , HI / LOW Tone switch

• Net weight (2.2 lb = 1 kg)
• 0.390 kg / 0 lb 13.7 oz (0.859 lb)

• External source of data
• Bedienungsanleitung

• Source of data
• Handbuch VDRG 1977/1978

• Author
• Model page created by Harold Shaw. See "Data change" for further contributors.

• Other Models

• Here you find 3034 models, 2810 with images and 630 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