Welcome to the team Vincent Antignani and Alfredo Garcia.
Universal 4” & 5” FPCDUs are used widely on all make model aircraft in both commercial and business aviation. Here are the most common squawks seen by Duncan Aviation on these units.
On the Falcon 50, 900 and 2000 model aircraft, task code 30-20-00-710-801 has you do any operational test of the engine inlet anti-icing system. Extreme caution is warranted to prevent an overheat condition and possible structural damage.
In 2009, the satellites that monitored the 121.5 MHz frequency were decommissioned. There is currently no satellite based system in place that will automatically trigger a Search and Rescue (SAR) if one of these older type beacons is activated.