• Country
• United States of America (USA)

• Manufacturer / Brand
• Trimm; Libertyville and Chicago

• Year
• 1927

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 265703

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Magnetic loudspeaker (reed) generic. / Ø 17 inch = 43.2 cm

• Material
• Various materials

• from Radiomuseum.org
• Model: No. 38 Concerto Grande - Trimm; Libertyville and

• Shape
• Tablemodel, with any shape - general.

• Literature/Schematics (1)
• Radio Retailing (Radio & Television R.) (ad June 1927 page 198)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 20 models, 20 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Trimm; Libertyville and Chicago