• Country
• United States of America (USA)

• Manufacturer / Brand
• DeForest Radio Telephone & Telegraph Co. (De Forest); New York

• Year
• 1921

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 201520

• • alternative name: Lee De Forest Mfg.

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Horn

• Material
• Metal case

• from Radiomuseum.org
• Model: Loud Speaker Horn LS-100 - DeForest Radio Telephone &

• Notes
• The De Forest Type LS-100 Loud Speaker Horn was available with either a 20" or a 24" horn.

• Net weight (2.2 lb = 1 kg)
• 20 lb (20 lb 0 oz) / 9.080 kg

• Literature/Schematics (1)
• Deforest Radio Equipment Catalog H page 25

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

• Other Models

• Here you find 158 models, 132 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from DeForest Radio Telephone & Telegraph Co. (De Forest); New York