In these two videos, in part one I show my build of the KM4ACK EFHW antenna, then part two video I get the antenna outside and place it only about 5' off the ground and show SSB operation and FT8 operation results with SWR readings with my first experience with this great antenna. I'm Hooked. This is not scientific , just a regular Joe checking out a antenna. Thanks. Part 1 Build: Part 2 Test: