Used IFR GPS Systems: Garmin GNS Still Tops

摘要

We've been around enough avionics installations to know that most every project can snowball once the aircraft hits the hangar floor. That's especially true as more owners finally commit to ADS-B installations. If the aircraft hasn't seen an avionics installation in ages, lowbudget buyers might noodle the idea of buying used GPS navigators. But what may seem like a smoking-good deal on used equipment websites could be a setup for a serious case of buyer's remorse.