/members-area/personalblogs/b/blog/posts/keysight-u1461a-insulation-multimeter-test-fault-update-1A while back I showed an issue I had on my Keysight U1461A U1461A Insulation Multimeter when carrying out insulation testing on large generator rotors that led to invalid results being displayed on the meter when in fact the winding insulation w...en-USTelligent Community 12