- Country
 - Japan
 
- Manufacturer / Brand
 - Panasonic, Matsushita, National ナショナル (also tubes); Osaka
 
- Year
 - 1980 ??
 
- Category
 - Broadcast Receiver - or past WW2 Tuner
 
- Radiomuseum.org ID
 - 107745
 
- Number of Transistors
 - Semiconductors present.
 
- Semiconductors
 
- Main principle
 - Superheterodyne (common)
 
- Wave bands
 - Broadcast (BC) and FM or UHF.
 
- Power type and voltage
 - Dry Batteries
 
- Loudspeaker
 - Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
 
- Material
 - Plastics (no bakelite or catalin)
 
- from Radiomuseum.org
 - Model: RF-666 - Panasonic, Matsushita,
 
- Shape
 - Very small Portable or Pocket-Set (Handheld) < 8 inch.
 
- Mentioned in
 - -- Collector info (Sammler)
 
- Author
 - Model page created by Peter Hoddow. See "Data change" for further contributors.
 
- Other Models
 - 
        
Here you find 3131 models, 2915 with images and 651 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