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MK1

MK1; Hegra, Hekra, Marke, (ID = 70585) Speaker-P MK1; Hegra, Hekra, Marke, (ID = 71095) Speaker-P
MK1; Hegra, Hekra, Marke, (ID = 71097) Speaker-P MK1; Hegra, Hekra, Marke, (ID = 71096) Speaker-P
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MK1; Hegra, Hekra, Marke, (ID = 70585) Speaker-P
Hegra, Hekra, Marke,: MK1 [Speaker-P] ID = 70585 433x400
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For model MK1, Hegra, Hekra, (Marke), Hermann Grau, Berlin-Friedrichshagen - Vorkrieg
 
Country:  Germany
Manufacturer / Brand:  Hegra, Hekra, (Marke), Hermann Grau, Berlin-Friedrichshagen - Vorkrieg
Year: 1931/1932 Category: Loudspeaker, headphone or earphone
Details
Power type and voltage No Power needed
Loudspeaker Magnetic loudspeaker (reed) of high quality (4 magnet poles).
Power out
from Radiomuseum.org Model: MK1 - Hegra, Hekra, Marke, Hermann
Material Wooden case
Dimensions (WHD) 415 x 380 x 180 mm / 16.3 x 15 x 7.1 inch
Notes Anpassungsmöglichkeit für verschiedene Endröhren.
Price in first year of sale 48.00 RM
Source of data Katalog Radio-Zentrale Prohaska 1931/32 / Radiokatalog Band 2, Ernst Erb

Model page created by Wolfgang Eckardt. See "Data change" for further contributors.



All listed radios etc. from Hegra, Hekra, (Marke), Hermann Grau, Berlin-Friedrichshagen - Vorkrieg
Here you find 107 models, 92 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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