Wat is involved, technically in performing the upgrade - is it simply swapping out a board? Barry W2UP -- View this message in context: http://elecraft.365791.n2.nabble.com/Upgraded-K3-synthesizer-module-now-available-The-KSYN3A-tp7598267p7598270.html Sent from the Elecraft mailing list archive at Nabble.com.