GDL 88 vs GTX 345 : Will the GDL 88 Satisfy the FAA's 2020 Mandate to be ADS ...

23 Sep 2024 —

Mandatory: The Service Bulletin is mandatory for GTN 6XX/7XX units with software versions 6.00 through 6.50, interfaced to a GDL 88 or GTX 345 .... The main differences between the choice is that the 45R is more expensive, especially if you already have the 23ES (and GTN 650)..

Garmin GTX335 ADS-B Transponder. The GTX™ 335 and GTX 345 incorporate the popular 1.65-inch (4.2 centimeters) tall panel-mount tra..more» ....

The GDL 88 does not comply for altitudes at and above FL180. A transponder-based ADS-B solution (like the Garmin GTX 345) will be required for these FL180+ ....

The GDL 88 is the first dual-link solution for certified aircraft that not only provides a path to ADS-B “Out” compliance for many pilots, but also brings ....