• Country
• United States of America (USA)

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: USA

• Year
• 1912/1912 ??

• Category
• Radio module pre 1926 (not a part, not a key)

• Radiomuseum.org ID
• 301722

• Main principle
• Crystal or Solid State Detector

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Material
• Various materials

• from Radiomuseum.org
• Model: Quadruple Detector - Unknown - CUSTOM BUILT: USA

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 140 x 130 x 210 mm / 5.5 x 5.1 x 8.3 inch

• Net weight (2.2 lb = 1 kg)
• 1.5 kg / 3 lb 4.9 oz (3.304 lb)

• Author
• Model page created by Musée des Radios Museum. See "Data change" for further contributors.

• Other Models

• Here you find 265 models, 220 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: USA