• Country
• Germany

• Manufacturer / Brand
• Isophon, E. Fritz & Co. GmbH.; Berlin

• Year
• 1931–1933

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 74682

• • Brand: Isophon

• Power type and voltage
• No Power needed

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Rex - Isophon, E. Fritz & Co. GmbH.;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 385 x 365 x 175 mm / 15.2 x 14.4 x 6.9 inch

• Notes

• Mit 4-poligem System S5.

• Price in first year of sale
• 39.00 RM

• Source of data
• Katalog Radio-Zentrale Prohaska 1932/33 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Katalog Radio-Zentrale Prohaska 1931/32 (S. 64)

• Author
• Model page created by Michael Seiffert. See "Data change" for further contributors.

• Other Models

• Here you find 257 models, 246 with images and 32 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Isophon, E. Fritz & Co. GmbH.; Berlin