• Year
  • 1954–1957
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 94389
    • alternative name: Diederichs & Kühlwein

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: D28 - Teladi; Düsseldorf
  • Dimensions (WHD)
  • 56 x 130 x 56 inch / 1422 x 3302 x 1422 mm
  • Notes
  • Tauchspulen-Mikrofon mit Kugelcharakteristik; 40-10.000 Hz; Empfindlichkeit 0,25 mV/µb.
    Eingebauter Schallschirm; unempfindlich gegen Temperatur und Feuchtigkeit.
    Auch mit eingebautem Schalter: 14 DM Aufpreis.

  • Net weight (2.2 lb = 1 kg)
  • 0.160 kg / 0 lb 5.6 oz (0.352 lb)
  • Price in first year of sale
  • 120.00 DM
  • Mentioned in
  • -- Original prospect or advert
  • Author
  • Model page created by Bernd P. Kieck. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model is part of the collections of the following members.

 Forum