View Single Post
  #7  
Old 09-28-2016, 07:54 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: 1,420
Definitely looks like 60 Hz AC related. I notice a band of the interference takes about 17 seconds to go up the screen and start over at the bottom.
Reply With Quote