• Year
  • 1955–1957
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 94391
    • alternative name: Diederichs & Kühlwein

 Technical Specifications

  • Number of Tubes
  • 1
  • Wave bands
  • - without
  • Power type and voltage
  • Powered by external power supply or a main unit. / DC: 200-300V & DC/AC: 4-6,3 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: K120 - Teladi; Düsseldorf
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 43 x 145 x 43 mm / 1.7 x 5.7 x 1.7 inch
  • Notes
  • Hochwertiges, schallkompensiertes Kleinst-Kondensator-Mikrofon mit Achtercharakteristik; Frequenzbereich: 20-18.000 Hz +/- 2 dB; Empfindlichkeit 45 mV/µb; Gehäuse mit grauer Hammerschlaglackierung, eingebauter Schalter.
    Ausgangsimpedanz: 20 kΩ oder 200 Ω (30 DM Aufpreis).

  • Net weight (2.2 lb = 1 kg)
  • 0.3 kg / 0 lb 10.6 oz (0.661 lb)
  • Price in first year of sale
  • 308.00 DM
  • Mentioned in
  • -- Original prospect or advert
  • Author
  • Model page created by Bernd P. Kieck. See "Data change" for further contributors.

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