Thread: Olympic 447 transistor radio from '56
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  #16  
Old 06-19-2014, 12:38 PM
Don Lindsly Don Lindsly is offline
Ex-Philco
  
Join Date: Jul 2005
Location: Colorado
Posts: 450
It amounts to trade offs between size, current drain, speaker size, tolerable distortion and product appeal. Anything with class A output uses more idle current. Note the batteries on the 447.
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