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Bach Ch= 8D512

Bach Ch= 8D512; De Forest DeForest (ID = 599945) Radio
Bach Ch= 8D512; De Forest DeForest (ID = 599944) Radio
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Bach Ch= 8D512; De Forest DeForest (ID = 599944) Radio
De Forest DeForest: Bach Ch= 8D512 [Radio] ID = 599944 721x372
Select picture or schematic to display from thumbnails on the right and click for download.
For model Bach Ch= 8D512, De Forest (DeForest) Crosley Radio, Consolidated Industries; Toronto
 
Country:  Canada
Manufacturer / Brand:  De Forest (DeForest) Crosley Radio, Consolidated Industries; Toronto
Year: 1938/1939 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: Bach Ch= 8D512 - De Forest DeForest Crosley
Material Bakelite 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) 13.5 x 8 x 7.5 inch / 343 x 203 x 191 mm
Notes Rogers Type M Radio Tube Substitution: Tube 6K7M can be substituted with 6K7G. Tube 75M can be substituted with 6Q7 or 6Q7G. Tube 41M can be substituted with 6K6G or 6K6GT. Rogers 13/50 and Majestic 850 are electronically identical to this set.
Circuit diagram reference Radio College of Canada
Mentioned in RCC Rogers-Majestic section page 41

Model page created by Ashis Mukerjea. See "Data change" for further contributors.



All listed radios etc. from De Forest (DeForest) Crosley Radio, Consolidated Industries; Toronto
Here you find 250 models, 104 with images and 169 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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