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History of the manufacturer  

General Motors Radio Corp.

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Name: General Motors Radio Corp.    (USA)  
Brand:
Day Radia || Daycraft || Daymar || Dayola || Daytonia || Delco
Abbreviation: general-mo
Products: Model types Others
Summary:

General Motors Radio Corp.;Trade name after acquisition of Day-Fan by RCA the company was formed end of 1929, but did not survive. In response of an anti-trust suit by the Department of Justice in May 1930 RCA and GM liquidated GM-Radio about November 1931.

Delco is a Trade name of General Motors.

Day Radia, Darcraft, Dayfan, Daymar, Dayola and Daytonia are not Trade name by General Motors Radio.  They belong to Day-Fan (see there).

Both Grinders Collectors Guide and Riders are in error when they allocate pre 1930 models to GM Radio.

An unknown number of 1929 Day-Fan models were produced in 1930 with paper labels inside the cabinets indicating that they are General Motors products.  Please see examples under Day-Fan Model 72 and GM Day-Fan Model 72.

 

Founded: 1929
Production: 1930 -
History:
After 1931 GM-Radio produced under Delco and also under their different Car divisions, e.g.Chevrolet, Cadillac etc.


Some models:
Country Year Name 1st Tube Notes
USA  31/32 Cosmopolitan 252 Ch= S-3A 35    60 cycles. Push-pull af output. 
USA  31/32 Standish 217 Ch= S-1A 24  60 Cycles. 
USA  31/32 Valere 251 Ch= S-2A 24  60 Cycles. 
USA  31/32 Cosmopolitan 252 Ch= S-3B 35  25 cycles. Push-pull af output. 
USA  31/32 Tudor 216 Ch= S-1B 24  25 Cycles. 
USA  30 Little General 110 [MA & MB] 24  Pre 1929 models were manufactured by Day-Fan Electric Co. 
USA  31/32 219 Ch= S-1A 24  4 legged console with stretcher base. 60 Cycles. 
USA  31/32 Little General 250 Ch= S-1A 24  60 Cycles. 250A "Little General" is painted wood. Stein "Cathedral &... 
USA  31/32 Standish 217 Ch= S-1B 24  25 Cycels. 
USA  31 200 Ch= E-2 32  The General Motors model 200, Ch= E2 has a push-pull af output stage. 
USA  31 Pioneer 201 Ch= E-2 32  The General Motors model 201, Ch= E2 has a push-pull af output stage. 
USA  31 211 Ch= S-9A 24  3-gang condensor. 

[rmxhdet-en]

Further details for this manufacturer by the members (rmfiorg):

20-iger Jahre.tbn_usa_gm_logo.jpg

  
rmXorg