• Country
• Germany

• Manufacturer / Brand
• Neumann, Georg, Laboratorium für Elektroakustik GmbH; Berlin

• Year
• 1963 ??

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 283018

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

• Number of Transistors
• 2

• Semiconductors
• AD130 AD130

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Netzanschlußgerät N52t 00-00-02S - Neumann, Georg, Laboratorium f

• Shape
• Rack

• Dimensions (WHD)
• 46 x 132 x 275 mm / 1.8 x 5.2 x 10.8 inch

• Notes

• Improved version of N52a microphone power supply. Heater voltage is stabilized by transistor circuit.

  This power supply is built into a standard DIN module, to be inserted into a mixing console.

  Can be used with Neumann tube microphones with AC701k tube. (M50, KM53, KM54, KM56 etc.)

  Output:

  • +120 VDC, 0.5 mA
  • + 4.2V 0.1A
  • Polar pattern control 0...+120V

• Literature/Schematics (1)
• - - Manufacturers Literature

• Author
• Model page created by Matti Adolfsen. See "Data change" for further contributors.

• Other Models

• Here you find 128 models, 118 with images and 47 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Neumann, Georg, Laboratorium für Elektroakustik GmbH; Berlin