The solution for operating full QSK with a non-QSK amp is the QSK-2500 (http://qsk2500.myfreesites.net/). See QST Product Review in September 2016 issue. 73, Kent K9ZTV > On Feb 14, 2017, at 7:19 PM, donovanf at starpower.net wrote: > > I never operate QSK, my amp relays aren't fast enough and they > make too much noise.