• Country
• Germany

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

• Year
• 1965/1966

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 112750

• • Brand: Isophon

Click on the schematic thumbnail to request the schematic as a free document.

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• 2 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: KSB 12-20 - Isophon, E. Fritz & Co. GmbH.;

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 170 x 250 x 180 mm / 6.7 x 9.8 x 7.1 inch

• Notes
• 12/20 W Belastbarkeit, 60-20000 Hz, 4-8/16 Ohm.

• Net weight (2.2 lb = 1 kg)
• 3.6 kg / 7 lb 14.9 oz (7.93 lb)

• Price in first year of sale
• 89.00 DM

• Mentioned in
• Funkschau (1966 Heft 8 Seite 606)

• Literature/Schematics (1)
• Funk-Technik (FT) (12/1965, S. 476 - 478 / Ausführliche Beschreibung, Daten, Schema)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 267 models, 256 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