I use both the Hand mic and the Heil headset and boom mic from Elecraft, There is no noticable difference between the mic's, no settings need to be changed in the menu's. -- View this message in context: http://elecraft.365791.n2.nabble.com/Heil-Handie-Mic-IC-Problem-tp5082292p5084909.html Sent from the [K3] mailing list archive at Nabble.com.