Jim Veatch, WA2EUJ, is a three time winner of the ARRL Homebrew Challenge contest where his winning entries pushed the limits of homebrew design and implementation within the financial constraints of the contest. Jim has gone on to create other projects, some of which are now available in kit form, such as the Hardrock 50 amplifier and automatic antenna tuner available from HobbyPCB.  Jim is Eric, 4Z1UG’s QSO Today.