industry ADS-B ROTORCRAFT STYLE S T O R Y Photo by SPACEDEZERT on Unsplash Avionics makers overcome issues absent from fixedwing operations 18 avionics news * january 2021 B Y D A V E H I G D O N H ang around general aviation airports long enough and you'll likely hear all sorts of myths and spoofs. Like the rookie aviation-mechanic trainee sent down the ramp to retrieve a can of propwash ... or a relative bearing grease. It's in the company of grizzled veterans who love such jokes that you're apt to hear this line whenever a rotorcraft settles on the ramp: helicopters don't really fly - they beat the air into submission.