• Country
• Germany

• Manufacturer / Brand
• UNBEKANNTE FIRMA D / A / CH - Siehe Anleitung unter der «Firma»

• Year
• 1970 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 327110

• • alternative name: Unknown, Custom Built

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Lautsprecher mit Ein-Ausschalter - UNBEKANNTE FIRMA D / A / CH -

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 145 x 150 x 80 mm / 5.7 x 5.9 x 3.1 inch

• Notes

• R_DC 3 Ω

• Net weight (2.2 lb = 1 kg)
• 0.450 kg / 0 lb 15.9 oz (0.991 lb)

• Author
• Model page created by Manfred Rathgeb. See "Data change" for further contributors.

• Other Models

• Here you find 468 models, 406 with images and 39 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from UNBEKANNTE FIRMA D / A / CH - Siehe Anleitung unter der «Firma»