• Country
• Japan

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Japan

• Year
• 1950 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 269603

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - Is a Headphone or Earphone

• Material
• Various materials

• from Radiomuseum.org
• Model: SF Headset - Unknown - CUSTOM BUILT: Japan

• Notes

• Metal with black plastic earpads

• Author
• Model page created by José Manuel Silvestre. See "Data change" for further contributors.

• Other Models

• Here you find 1144 models, 1006 with images and 96 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Japan