View Single Post
  #10  
Old 05-19-2011, 07:57 AM
Ed in Tx's Avatar
Ed in Tx Ed in Tx is offline
Zenith Walton My 1st TV
 
Join Date: Nov 2008
Location: DFW
Posts: 1,169
Quote:
Originally Posted by mbates14 View Post
..as the VFD wears, it turns darker and darker. When the VFD goes completely dim or dead, youll see the barium coated filament cathodes have almost no white left.
What's amazing is I have pioneer DT-400 digital timer with a VFD, been plugged in continuously for 32 years, that's over 280,300 hours! Still as bright as it was new best as I can tell. Lights up the kitchen at night, where it's served as a coffee pot timer since new in 1979.
Reply With Quote
Audiokarma