Altimeter Jet Primary Flight Display 
Professional Pilot
APRIL 3, 2025
Challenger 604, G-IV Contributing Writer Honeywell Primus Epic F ederal Aviation Regulation (FAR) 91.205 prescribes the minimum instruments and equipment necessary for flight. As the flying environment grows more complex such as under instrument flight rules (IFR) additional instrumentation becomes critical.
Pilot Institute
NOVEMBER 30, 2024
In a round-dial cockpit, the six-pack of gauges are the core of the flight instruments. These cockpits combine all traditional instruments on multi-function displays (MFDs). This is called the Primary Flight Display (PFD). Most modern jets have glass cockpits if you plan to fly commercially at the airlines.
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