Several electric aircraft graced the flight lines and display tents at Oshkosh this year, while several that had flown in previous years stayed home. It shows a growing market segment – one apt to continue growing as batteries and components improve. The ultralight area showed the greatest number of new developments, with two aircraft showing how one might achieve battery-powered flight on a budget. Chip Erwin and the Aviad MG-12 Zigolo Several have noted the Aviad MG-12 “ Zigolo” (named after a small bird – not as some surmise, a “gigolo”) from Italy has the look of a Mike Sandlin Basic Ultralight Glider, although it also has elements of other early Part 103 machines and carries a complete aircraft kit price of $14,500. “Complete” includes a two-stroke, single cylinder Vittorazi Moster 185-cc engine. $1,500 adds a more advanced BRS ballistic recovery parachute, and another $1,500 nets a more complete, more quickly finished kit. Aviad claims the basic kit takes only …