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FIAT G91R1B: Difference between revisions
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→Navigation Gauges
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===Navigation Gauges=== | ===Navigation Gauges=== | ||
[[File:FIAT G91R1B gauge PHI - Position and Homing Indicator.jpg|thumb|PHI - Position and Homing Indicator]] | |||
[[PHI - Position and Homing Indicator]]<BR>When you look at the cockpit of the G91 (but also of the F104) you can see in the center at the top a very particular instrument, particularly large and with 4 knobs on the sides. That instrument was one of the first navigation systems that used Doppler radar to determine ground speed. | [[PHI - Position and Homing Indicator]]<BR>When you look at the cockpit of the G91 (but also of the F104) you can see in the center at the top a very particular instrument, particularly large and with 4 knobs on the sides. That instrument was one of the first navigation systems that used Doppler radar to determine ground speed. | ||