Hi Sven, Please contact Elecraft Customer Support to confirm the address. They are arranging to send you a replacement KXPD3. Cheers, David Elecraft Customer Support -- View this message in context: http://elecraft.365791.n2.nabble.com/KX3-sluggish-keyer-tp7590116p7590121.html Sent from the Elecraft mailing list archive at Nabble.com.