• Country
• Germany

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

• Year
• 1958 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 121152

• • Brand: Isophon

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Various materials

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

• Dimensions (WHD)
• 415 x 155 x 120 mm / 16.3 x 6.1 x 4.7 inch

• Notes

• 4 Watt, 80-11.000Hz, 3-6 Ohm

• Net weight (2.2 lb = 1 kg)
• 1.8 kg / 3 lb 15.4 oz (3.965 lb)

• Price in first year of sale
• 52.00 DM

• Source of data
• - - Data from my own collection

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

• Other Models

• Here you find 264 models, 253 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