• Country
• Japan

• Manufacturer / Brand
• Crown Radio Corp.; Tokyo

• Year
• 1962–1964

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 189917

• • alternative name: Asahi Radio Mfg. Co., Ltd

• Number of Transistors
• 16

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, 2 Short Wave plus FM or UHF.

• Power type and voltage
• Line / Batteries (any type) / 220; 4 x 1,5 Volt

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

• Power out
• 1.1 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Crown TRF-2200S Constellation - Crown Radio Corp.; Tokyo

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

• Dimensions (WHD)
• 10.25 x 6.4375 x 3.0625 inch / 260 x 164 x 78 mm

• Notes
• Crown TRF-2200S 4-band portable AC/DC AM/FM/SW1/SW2 Radio.
  SW-1: 3...9 MHz
  SW-2: 9...22 MHz.
  Speaker 3x 5 inch.
  Same model with 4-band AIR/FM/MW/SW under model no: TRF-2200A.

• Net weight (2.2 lb = 1 kg)
• 4.4 lb (4 lb 6.4 oz) / 1.998 kg

• Source of data
• -- Original prospect or advert

• Author
• Model page created by Eckhard Wegner. See "Data change" for further contributors.

• Other Models

• Here you find 369 models, 337 with images and 98 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Crown Radio Corp.; Tokyo