Enhanced Mode-S STC’d for Gulfstreams
PrivateSky Aviation Services of Fort Myers, Fla., and Spectralux of Redmond, Wash., have STC’d a mode-S enhanced surveillance upgrade for Gulfstreams.

PrivateSky Aviation Services of Fort Myers, Fla., and Spectralux of Redmond, Wash., have STC’d a mode-S enhanced surveillance upgrade for Gulfstreams. Cost is less than $20,000, depending on the aircraft’s current transponder configuration. Starting next March 30, mode-S elementary and enhanced surveillance systems are scheduled for mandatory phasing in in European airspace.