Topbanders, I found some RG58 that the Wireman beads fit on so my dilemma over how to build a choke is moot. The rest of the questions are still open. Thanks. Ron - WA9IRV Ron Feutz, WA9IRV Air Communications of Central Wisconsin, Inc. 715-424-3050 days 715-423-7662 nights 715-572-3621 cell