Thread: Silvertone 7140
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  #41  
Old 04-25-2016, 09:27 AM
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miniman82 miniman82 is offline
First Light: 1952-2011
  
Join Date: Jun 2009
Location: Great Mills, MD
Posts: 4,174
To add to the mystery, this tube has no neck weld which would tend to indicate it was rebuilt. But the base did have a 274 EIA code on it which is RCA.
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