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Choralion

Choralion ; Grawor, Rundf.techn. (ID = 94492) Speaker-P Choralion ; Grawor, Rundf.techn. (ID = 19805) Speaker-P
Choralion ; Grawor, Rundf.techn. (ID = 94493) Speaker-P Choralion ; Grawor, Rundf.techn. (ID = 134619) Speaker-P
Choralion ; Grawor, Rundf.techn. (ID = 134620) Speaker-P Choralion ; Grawor, Rundf.techn. (ID = 141454) Speaker-P
Choralion ; Grawor, Rundf.techn. (ID = 141455) Speaker-P Choralion ; Grawor, Rundf.techn. (ID = 141456) Speaker-P
Choralion ; Grawor, Rundf.techn. (ID = 171006) Speaker-P Choralion ; Grawor, Rundf.techn. (ID = 179487) Speaker-P
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Choralion ; Grawor, Rundf.techn. (ID = 94492) Speaker-P
Grawor, Rundf.techn.: Choralion [Speaker-P] ID = 94492 649x667
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For model Choralion, Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin
 
Country:  Germany
Manufacturer / Brand:  Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin
alternative name
 
Gravor
Year: 1927–1931 Category: Loudspeaker, headphone or earphone
Details
Power type and voltage No Power needed
Loudspeaker Magnetic loudspeaker (reed) of high quality (4 magnet poles). / Ø 30 cm = 11.8 inch
Power out
from Radiomuseum.org Model: Choralion - Grawor, Rundf.techn.Erz. Grass
Material Wooden case
Shape Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
Dimensions (WHD) 350 x 400 x 200 mm / 13.8 x 15.7 x 7.9 inch
Notes

wie Melodia, in Holzgehäuse

Net weight (2.2 lb = 1 kg) 1.9 kg / 4 lb 3 oz (4.185 lb)
Price in first year of sale 54.00 RM
Collectors' prices  
External source of data E. Erb 3-907007-36-0
Source of data Katalog Radio-Zentrale Prohaska 1928 / Radiokatalog Band 2, Ernst Erb
Mentioned in Katalog Radio-Zentrale Prohaska 1930/31 (dick)
Literature/Schematics (3) Le Guide du Collectionneur TSF Biraud/Foster, Vol. II (page 433)


All listed radios etc. from Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin
Here you find 134 models, 128 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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