WICHITA, Kan. (KSNW) – An attempt at a land speed record is raising money for a group working to restore one of the very first Learjet business jets built in Wichita. A jet owned by air ...

PHILADELPHIA — A key piece of hardware that aviation experts and pilots said could solve the mystery in the fatal crash of the medical transport Learjet on Jan. 31 turned out to be useless.

Butler Aviation's STC for ADS-B Out applies to Learjet models 31, 31A, 35, 35A, 36, 36A and 60. With the addition of the new STCs, Butler National now provides ADS-B upgrades for the Learjet 24/25 ...