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51M2U Ch= HS283

51M2U Ch= HS283; Motorola Inc.; (ID = 1073262) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 1073263) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 1073264) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 1073265) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 1073266) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 1073267) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 1073268) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 1073269) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 131909) Radio
 
51M2U Ch= HS283; Motorola Inc.; (ID = 230778) Radio
51M2U Ch= HS283; Motorola Inc.; (ID = 235228) Radio 51M2U Ch= HS283; Motorola Inc.; (ID = 235229) Radio
51M2U Ch= HS283; Motorola Inc.; (ID = 235230) Radio 51M2U Ch= HS283; Motorola Inc.; (ID = 235231) Radio
51M2U Ch= HS283; Motorola Inc.; (ID = 235232) Radio  
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51M2U Ch= HS283; Motorola Inc.; (ID = 235228) Radio
Motorola Inc.;: 51M2U Ch= HS283 [Radio] ID = 235228 800x651
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For model 51M2U Ch= HS283, Motorola Inc.; Schaumburg (IL)
 
Country:  United States of America (USA)
Manufacturer / Brand:  Motorola Inc.; Schaumburg (IL)
alternative name
 
Galvin Mfg. Co. ; Chicago
Year: 1951 Type: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 1R5 1U4 1U5 3S4
Principle Super-Heterodyne (Super in general); ZF/IF 455 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Line / Batteries (any type) / (3; 67.5); AC/DC 117 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm
Power out
from Radiomuseum.org Model: 51M2U Ch= HS283 - Motorola Inc.; Schaumburg IL
Material Modern plastics (no Bakelite or Catalin)
Shape Portable set > 8 inch (usable without mains)
Notes Selenium Rectifier ; Color=Maroon. Sams photofact set 149 folder 8 date 11-51 featueres the Motorola models 51M1U and 51M2U as the same schematic. The difference is only the color.
Collectors' prices  
External source of data Ernst Erb
Source of data The Radio CollectorGrinder, 1995
Circuit diagram reference Beitman Radio Diagrams Vol. 11, 1951
Mentioned in Rider's Perpetual, Volume 22 = covering 1951
Literature/Schematics (1) Photofact Folder, Howard W. SAMS (Set 149 folder 8 date 11-51)

All listed radios etc. from Motorola Inc.; Schaumburg (IL)
Here you find 3582 models, 2433 with images and 3297 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.


  
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