• Country
• Japan

• Manufacturer / Brand
• Citizen Electronics Co., Ltd., Fujiyoshida

• Year
• 1985

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 72486

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• FM Broadcast Band Only

• Power type and voltage
• Storage and/or dry batteries / 3 (Lithium) Volt

• Loudspeaker
• - only for Earphone!

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: FM Card Radio TR-50 "Kreditkarten-Radio" - Citizen Electronics Co., Ltd.,

• Shape
• Design Radio or Novelty / Gadget - fancy or unusual shape.

• Dimensions (WHD)
• 85 x 52 x 5 mm / 3.3 x 2 x 0.2 inch

• Notes
• The TR-50 from Citizen (CBM Corporation), Japan, has the size of a credit card and a thikness of about 5 credit cards only. There are also other models of this type of FM-radio with separate ear phone. The FM Card Radio TR-50 uses a lithium battery CR2025 of 3 volt and weighs including battery 21,5 grams. The TR50 receives from 88 to 108 mc.

• Net weight (2.2 lb = 1 kg)
• 0.040 kg / 0 lb 1.4 oz (0.088 lb)

• External source of data
• Sammlung

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 34 models, 32 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Citizen Electronics Co., Ltd., Fujiyoshida