• Country
• Germany

• Manufacturer / Brand
• Deutsche Grammophon-AG; Berlin

• Year
• 1930

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 125087

• • Brand: Polydor

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Magnetic loudspeaker (reed) of high quality (4 magnet poles).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Polyfar Zusatz-Lautsprecher Nr. IV - Deutsche Grammophon-AG; Berlin

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 450 x 450 x 275 mm / 17.7 x 17.7 x 10.8 inch

• Net weight (2.2 lb = 1 kg)
• 5.8 kg / 12 lb 12.4 oz (12.775 lb)

• Price in first year of sale
• 68.00 RM

• Source of data
• -- Original prospect or advert

• Author
• Model page created by Nico Jacobsen. See "Data change" for further contributors.

• Other Models

• Here you find 132 models, 124 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Deutsche Grammophon-AG; Berlin