In Case You Missed It
Found From Space
A technology developed by ham radio operators, called automatic position reporting system (APRS), coupled with low-cost GPS receivers, a decent antenna and the World Wide Web, have made it possible to track light-aircraft flights without incurring access or subscription fees. Yes, you'll need to get a Technician license for radio operators, but thats a minor obstacle if this system is something you want or need to use.
Page Turner
Every homebuilder knows how important it is to document your build to meet the FAAs 51% rule, but how you do it can range from handwritten notebooks to custom web sites detailing every rivet and pin stripe. By Marc Cook.
Big Screen EFIS
How you choose might depend on panel space and your control set preference—but the choices are extensive!