PLG12863E AFI4700 Pilot’s Guide 9
1 System Overview
1.1 System Description
The Astronautics Flight Instrument (AFI) 4700 is a 5” by 7” Electronic
Flight Instrument (EFI) designed to replace and improve upon the
legacy electromechanical Attitude Director Indicator (ADI) and
Horizontal Situation Indicator (HSI).
Figure 1-1: System Description
The AFI4700 is designed to interface with existing and/or retrofit
attitude and heading units, navigation radios, GPS systems, etc. A list
of compatible equipment is found in the installation manual.
The EFI is capable of displaying several HSI overlays to consolidate
situational awareness information normally available in different
locations in the instrument panel to the AFI4700.