• Country
• Japan

• Manufacturer / Brand
• Crown Radio Corp.; Tokyo

• Year
• 1965 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 144317

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

• Number of Transistors
• 9

• Semiconductors

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Dry Batteries / 2 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.25 inch = 5.7 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: FM-MW-SW 9-Transistor TRF-1900 - Crown Radio Corp.; Tokyo

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

• Dimensions (WHD)
• 4 x 3 x 1 inch / 102 x 76 x 25 mm

• Notes
• Crown TRF-1900, FM-MW-SW 9-Transistor, 3-Band Pocketable Radio;
  SW: 3.2 - 9 MHz, earphones jack, box advert shows: "smallest FM 3-band portable ever built"...., sold with black carrying case and earphone.

• Net weight (2.2 lb = 1 kg)
• 0.6 lb (0 lb 9.6 oz) / 0.272 kg

• Source of data
• -- Collector info (Sammler)

• Author
• Model page created by a member from A. 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