On a vacation trip with his wife in their Cherokee Arrow, FLYING Magazine columnist Les Abend experienced the dreaded zero charge indication on his panel. He was VFR on top and would have to fly into the clouds to get to an airport. Would his battery have enough juice to keep the panel going?...

Aviation is full of acronyms. And over the years, many have been forgotten because of great strides in technology. NDB, MLS, PAR, GCA, even VOR are gone or going away. FSS is seldom used because of the availability of ADS-B weather that can be viewed on an iPad. But in 1979, not having that...