• Country
• United States of America (USA)

• Manufacturer / Brand
• Multi-Audi-Fone; Elizabeth, N.J.

• Year
• 1916

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

• Radiomuseum.org ID
• 203802

• Main principle
• Tuner pre 1926 (not a wave trap)

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Undamped Wave Tuner - Multi-Audi-Fone; Elizabeth, N.

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 24 x 14 x 12 inch / 610 x 356 x 305 mm

• Notes
• Multi-Audi-Phone Undamped Wave Tuner covered the 1,500 to 15,000 meter wavelength range. This loose coupler receiving transformer was designed to be used with the Multi-Audi-Phone Undamped Waver. If purchased together with the Undamped Waver both items were $120 a savings of $10.

• Price in first year of sale
• 30.00 $

• Literature/Schematics (1)
• Circa 1916-1917 William Duck catalog

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

• Other Models

• Here you find 14 models, 11 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Multi-Audi-Fone; Elizabeth, N.J.