• Country
• Japan

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Japan

• Year
• 1965 ??

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 152343

• Main principle
• Crystal or Solid State Detector

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - only for Earphone!

• Material
• Various materials

• from Radiomuseum.org
• Model: Pen Detector Radio - Unknown - CUSTOM BUILT: Japan

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Notes
• Pen Detector Radio;
  Dark blue colored "Pen" with earth or antenna clamp and earphone, country of origin unknown.

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 1148 models, 1008 with images and 102 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Japan