• Country
• Germany

• Manufacturer / Brand
• Sennheiser Electronic (Labor W); Wennebostel

• Year
• 1980 ??

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 71313

Click on the schematic thumbnail to request the schematic as a free document.

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Profipower MD431 - Sennheiser Electronic Labor W;

• Shape
• Miscellaneous shapes - described under notes.

• Dimensions (WHD)
• 31 x 31 x 200 mm / 1.2 x 1.2 x 7.9 inch

• Notes
• Dynamisches Mikrofon
  Übertragungsbereich 40 bis 16000 Hz
  Richcharakteristik Superniere
  Empfindlichkeit 1,4 mV/Pa
  Impedanz 250 Ohm
  Anwendung für Nahbesprechung und Solisten, mit eingeb. geräuschlosem Schalter sowie eingeb. Trittschallfilter
  Anschluß 3pol. XLR-Stecker

• Net weight (2.2 lb = 1 kg)
• 0.2 kg / 0 lb 7 oz (0.441 lb)

• Source of data
• -- Original prospect or advert / Radiokatalog Band 2, Ernst Erb

• Author
• Model page created by Werner Raacke. See "Data change" for further contributors.

• Other Models

• Here you find 295 models, 280 with images and 135 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sennheiser Electronic (Labor W); Wennebostel