- Country
- Germany
- Manufacturer / Brand
- Neumann, Georg, Laboratorium für Elektroakustik GmbH; Berlin
- Year
- 1958
- Category
- Microphone or Pick-up element
- Radiomuseum.org ID
- 71571
Bild aus alten Unterlagen des Herstellers
Click on the schematic thumbnail to request the schematic as a free document.
- Power type and voltage
- Powered by external power supply or a main unit.
- Material
- Metal case
- from Radiomuseum.org
- Model: KM56 - Neumann, Georg, Laboratorium f
- Dimensions (WHD)
- 21 x 150 x 21 mm / 0.8 x 5.9 x 0.8 inch
- Notes
- Kondensatormikrofon. Richtcharakteristik umschaltbar Kugel, Niere, Acht. Übertragungsbereich 40 bis 15.000 Hz. Empfindlichkeit 0,8 mV/µbar an 1000 Ohm. Impedanz 200 Ohm. Mit Röhre AC701k. Heizspannung 4 Volt, Anodenspannung 120 Volt erforderlich.
- Net weight (2.2 lb = 1 kg)
- 0.1 kg / 0 lb 3.5 oz (0.22 lb)
- Price in first year of sale
- 640.00 DM
- 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 128 models, 117 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