by Bob Freeman, KI4SBL  SK EMCAR is the Enhanced Machine Controller-based Antenna Range.  This set of codes and documentation is intended to assist the interested party in setting up an automated antenna measurement capability (i.e. Antenna Range) using non-specialized hardware and free software. more …

by Bob, KI4SBL  SK Do you ever wonder if those HT batteries are going to last through the upcoming bike race or 10K event?  Well, this month’s feature will enable you to test those pesky batteries and find out if they will perform, or not!  Read on for a little peace of mind.  more …