Stereo Headphone DT 440-7
Beyer; Berlin, später Beyerdynamic; Heilbronn
- Country
- Germany
- Manufacturer / Brand
- Beyer; Berlin, später Beyerdynamic; Heilbronn
- Year
- 1982 ?
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 260082
Q: Beyerdynamic, Produkt_katalog '76
Q: Beyerdynamic, Produkt-Katalog '76
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- - Is a Headphone or Earphone
- Material
- Various materials
- from Radiomuseum.org
- Model: Stereo Headphone DT 440-7 - Beyer; Berlin, später
- Shape
- Miscellaneous shapes - described under notes.
- Notes
-
Beyer Dynamic HiFi-Stereo-Kopfhörer Model DT 440-7.
20 - 20000Hz, dyn. Kalottenprinzip (je 600 Ohm)
Farbgebung: Schwarz und Alu-Matt.
- Net weight (2.2 lb = 1 kg)
- 0.257 kg / 0 lb 9.1 oz (0.566 lb)
- Price in first year of sale
- 94.50 DM
- Mentioned in
- -- Original prospect or advert (Völkner Katalog 1982/83 Seite 77)
- Author
- Model page created by Franz Scharner. 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