• Country
• Worldwide

• Manufacturer / Brand
• Unknown to us - Worldwide

• Year
• 1900 ??

• Category
• Morse-Equipment & TTY, RTTY, TDD etc.

• Radiomuseum.org ID
• 346185

• Main principle
• Special principle (see notes)

• Power type and voltage
• Dry Batteries / 4.5 & 1.5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Coherer Receiver Model 30 - Unknown to us - Worldwide

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 435 x 225 x 250 mm / 17.1 x 8.9 x 9.8 inch

• Notes

• Experimental device

• Net weight (2.2 lb = 1 kg)
• 4.3 kg / 9 lb 7.5 oz (9.471 lb)

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

• Other Models

• Here you find 829 models, 762 with images and 29 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown to us - Worldwide