• Country
• Germany

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

• Year
• 1931/1932

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 352961

• • Brand: Isophon

• 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: Delta [4-pol, 1931] - Isophon, E. Fritz & Co. GmbH.;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 400 x 370 x 200 mm / 15.7 x 14.6 x 7.9 inch

• Notes

• Nussbaumgehäuse mit Massakar abgesetzt.

• Price in first year of sale
• 58.00 RM

• Mentioned in
• Katalog Radio-Zentrale Prohaska 1931/32 (S. 65)

• Literature/Schematics (1)
• Isophon Prospekt 1931

• Author
• Model page created by Andreas Dick. See "Data change" for further contributors.

• Other Models

• Here you find 253 models, 242 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