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Grand Ch= 9D552

Grand Ch= 9D552; De Forest DeForest (ID = 1394782) Radio Grand Ch= 9D552; De Forest DeForest (ID = 1394783) Radio
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Grand Ch= 9D552; De Forest DeForest (ID = 1394782) Radio
De Forest DeForest: Grand Ch= 9D552 [Radio] ID = 1394782 933x693
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For model Grand Ch= 9D552, De Forest (DeForest) Crosley Radio, Consolidated Industries; Toronto:
Scanned from the DeForest Folder for 1940.
 
Country:  Canada
Manufacturer / Brand:  De Forest (DeForest) Crosley Radio, Consolidated Industries; Toronto
Year: 1939/1940 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 6A7M 6K7M 75M 41M 80
Main principle Super-Heterodyne (Super in general); ZF/IF 456 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 117 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Grand Ch= 9D552 - De Forest DeForest Crosley
Material Wooden case
Shape Tablemodel, Mantel/Midget/Compact up to 14" width, but not a Portable (See power data. Sometimes with handle but for mains only).
Dimensions (WHD) 12.75 x 8 x 6.75 inch / 324 x 203 x 171 mm
Notes

The Rogers 14/55 and Majestic 955 are electrically identical to this model.

Price in first year of sale 22.95 $
Circuit diagram reference Radio College of Canada
Mentioned in RCC Rogers-Majestic section, pages 55, 56 & Cross-Reference
Literature/Schematics (3) DeForest Folder for 1940.

Model page created by Robin Roeckers. See "Data change" for further contributors.



All listed radios etc. from De Forest (DeForest) Crosley Radio, Consolidated Industries; Toronto
Here you find 250 models, 105 with images and 169 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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