All of them I bet. I use my K3 on field events. Planning to substitute my KX3 when it arrives. Perhaps the lightest bounces better. 73, tom n4zpt On 4/9/2012 9:52 AM, John Huggins, kx4o wrote: > Field Users, > > Which Elecraft products stand up best to knocks, bumps, etc. seen while > fielding a station? > > Thanks. > > John, kx4o