View Single Post
  #9  
Old 07-13-2016, 09:26 AM
bandersen's Avatar
bandersen bandersen is offline
RCA 741PCS
 
Join Date: Mar 2009
Location: Chicago, IL
Posts: 8,821
I'm pretty sure all you need to do is swap pins 2 and 3. No mod necessary for the 6.3 volt filament. The set uses a series filament string designed for 117 volts and it's very likely you have 121 or more at your outlets making up for the 4 volt difference.
__________________
Here are my Vintage Radio & TV YouTube Channel and Photo Gallery
Reply With Quote