radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

Helios Permanent 48

Helios Permanent 48; Grassmann, RFW, (ID = 1763694) Speaker-P Helios Permanent 48; Grassmann, RFW, (ID = 1588431) Speaker-P
Helios Permanent 48; Grassmann, RFW, (ID = 89562) Speaker-P Helios Permanent 48; Grassmann, RFW, (ID = 1763695) Speaker-P
Helios Permanent 48; Grassmann, RFW, (ID = 1763696) Speaker-P Helios Permanent 48; Grassmann, RFW, (ID = 1763697) Speaker-P
Helios Permanent 48; Grassmann, RFW, (ID = 1763698) Speaker-P Helios Permanent 48; Grassmann, RFW, (ID = 1763699) Speaker-P
Use red slider bar for more.
Helios Permanent 48; Grassmann, RFW, (ID = 1763694) Speaker-P
Grassmann, RFW,: Helios Permanent 48 [Speaker-P] ID = 1763694 1024x1083
Select picture or schematic to display from thumbnails on the right and click for download.
For model Helios Permanent 48, Grassmann, RFW, Radio-Funk-Werkstätten; vor 1945, Berlin & Neuhaldensleben
 
Country:  Germany
Manufacturer / Brand:  Grassmann, RFW, Radio-Funk-Werkstätten; vor 1945, Berlin & Neuhaldensleben
Year: 1933–1940 Category: Loudspeaker, headphone or earphone
Wave bands - without
Details
Power type and voltage No Power needed
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Radiomuseum.org Model: Helios Permanent 48 - Grassmann, RFW, Radio-Funk-
Material Wooden case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 400 x 370 x 180 mm / 15.7 x 14.6 x 7.1 inch
Notes

Tischlautsprecher im Holzgehäuse, eingebauter Universalanpassungstrafo mit 3 Abgiffen für 500/4000/15000 Ω; Spulenimpedanz 3,5 Ω; Kobaltstahl-Magnet. Maximalbelastbarkeit: 4 W.

Net weight (2.2 lb = 1 kg) 4 kg / 8 lb 13 oz (8.811 lb)
Price in first year of sale 48.00 RM
Source of data HandB.d.d.Rundfunk-Handels 1936/37 / Radiokatalog Band 2, Ernst Erb
Mentioned in Katalog Ch.Mank, Leipzig
Literature/Schematics (1) Reyersbach AG, Katalog 482, Okt. 1933

Model page created by Michael Seiffert. See "Data change" for further contributors.



All listed radios etc. from Grassmann, RFW, Radio-Funk-Werkstätten; vor 1945, Berlin & Neuhaldensleben
Here you find 108 models, 73 with images and 30 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
rmXorg