U47; Telefunken (ID = 287540) Microphone/PU
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U47; Telefunken (ID = 212857) Microphone/PU
Telefunken: U47 [Microphone/PU] ID = 212857 320x400
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For model U47, Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH:
Bild aus ebay, VK kontrabass43
Country:  Germany
Manufacturer / Brand:  Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Year: 1955/1956 Category: Microphone or Pick-up element
Valves / Tubes 1: VF14
Main principle Audio-Amplification
Wave bands - without
Power type and voltage Powered by external power supply or a main unit.
Loudspeaker - For headphones or amp.
Power out
from Model: U47 - Telefunken Deutschland TFK,
Material Metal case
Notes Röhren-Kondensatormikrofon. Richtcharakteristik Niere, Kugel. Empfindlichkeit bei Niere 2,5 mV/µbar, bei Kugel 1,4 mV/µbar. Frequenzbereich 30-15000 Hz. Röhre VF14M. Betriebspannung 100 V aus Netzgerät NG.
Baugleich mit Neumann U47.
Net weight (2.2 lb = 1 kg) 0.7 kg / 1 lb 8.7 oz (1.542 lb)
Price in first year of sale 440.00 DM
Source of data HdB d.Rdf-& Ferns-GrH 1955/56

Model page created by Bernd P. Kieck. See "Data change" for further contributors.

All listed radios etc. from Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Here you find 3462 models, 3032 with images and 2007 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.