• Country
• Germany

• Manufacturer / Brand
• Beyer; Berlin, später Beyerdynamic; Heilbronn

• Year
• 1970 ??

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 187173

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - Is a Headphone or Earphone

• Material
• Various materials

• from Radiomuseum.org
• Model: Dynamischer Stereo Kopfhörer DT 900 - Beyer; Berlin, später

• Notes
• Impedanz 600 Ohm , Anschluss über kombinierbare Lautsprecherstecker.

• Net weight (2.2 lb = 1 kg)
• 0.250 kg / 0 lb 8.8 oz (0.551 lb)

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

• Author
• Model page created by Norbert Haselbach. See "Data change" for further contributors.

• Other Models

• Here you find 149 models, 140 with images and 55 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Beyer; Berlin, später Beyerdynamic; Heilbronn