• Country
• Japan

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

• Year
• 1986 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 77913

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superhet, double/triple conversion; ZF/IF 10700/455 kHz

• Wave bands
• Broadcast, Long Wave, more than 2 x SW plus FM or UHF.

• Power type and voltage
• Batteries / addl. power jack / 3 x 1,5 / 4,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 cm = 2.6 inch

• Power out
• 0.4 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: RF-B20L - Panasonic, Matsushita,

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

• Dimensions (WHD)
• 165 x 90 x 28 mm / 6.5 x 3.5 x 1.1 inch

• Notes
• shortwave coverage 49, 41, 31, 25, 19, 16 mb

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Price in first year of sale
• 248.00 DM

• Source of data
• -- Original prospect or advert

• Author
• Model page created by Martin Bösch. See "Data change" for further contributors.

• Other Models

• Here you find 3040 models, 2816 with images and 631 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