• Country
• United States of America (USA)

• Manufacturer / Brand
• McIntosh Electrical Corp.; Chicago, Illinois

• Year
• 1922 ?

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

• Radiomuseum.org ID
• 215569

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Spark Key - McIntosh Electrical Corp.;

• Shape
• Tablemodel, with any shape - general.

• Notes
• McIntosh Electrical Corporation Brown Marble Base Spark Key.

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from McIntosh Electrical Corp.; Chicago, Illinois