• Country
• South Korea

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: South Korea (ROK)

• Year
• 1972 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 249457

• Number of Transistors
• 5

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 220 / UM-2: 4 × 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Power out
• 0.4 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Rio CR 2090 - Unknown - CUSTOM BUILT: South

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

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 72 models, 62 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: South Korea (ROK)