Hmmmmm . . . what about SCOTCHTINT, or somesuch other rf shielding window film, over the display, between the clear bezel and the chassis? Brgds, Dave, N3HE -- View this message in context: http://elecraft.365791.n2.nabble.com/K3-Noise-from-P3-tp6201047p6202021.html Sent from the Elecraft mailing list archive at Nabble.com.