• Country
• United States of America (USA)

• Manufacturer / Brand
• Calvert Specialty Co.,Inc.; Philadelphia, Pennsylvania

• Year
• 1924

• Category
• Antenna (Aerial) or Coupler

• Radiomuseum.org ID
• 280769

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Calvert Loop - Calvert Specialty Co.,Inc.;

• Shape
• Tablemodel, with any shape - general.

• Price in first year of sale
• 10.00 $

• Mentioned in
• Fall 1924 Citizens Radio Call Book page 156

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

• Other Models

• Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Calvert Specialty Co.,Inc.; Philadelphia, Pennsylvania