Pilot's Guide

Garmin G1000 Pilot’s Guide for the Hawker Beechcraft C90A/GT/GTi
190-00663-02 Rev. B54
FLIGHT INSTRUMENTS
2.1 FLIGHT INSTRUMENTS
AIRSPEED INDICATOR
NOTE: Refer to the Pilot’s Operating Handbook (POH) and FAA Approved Airplane Flight Manual (AFM) for
speed criteria and Vspeed values.
The AirspeedIndicatordisplaysairspeedonarollingnumbergaugeusingamovingtape.Thetrue airspeed
(TAS)isdisplayedinknotsbelowtheAirspeedIndicator.Whendisplayed,theMachnumberappearsinplace
oftheTAS.ThegroundspeedisdisplayedtotheleftoftheTAS.Thenumericlabelsandmajortickmarkson
themovingtapearemarkedatintervalsof10knots,whileminortickmarksonthemovingtapeareindicated
atintervalsof5knots.Speedindicationstartsat20knots,with60knotsofairspeedviewableatanytime.The
actualairspeedisdisplayedinsidetheblackpointer.Thepointerremainsblackuntilreachingthehighairspeed
limit, at which point it turns red.
Figure 2-4 Red Pointer
Showing Airspeed Above V
MO
Figure 2-3 Airspeed Indicator
Indicated
Airspeed
True
Airspeed
Vspeed
References
V
MCA
Red Line
V
YSE
Blue Line
Ground
Speed
Airspeed
Trend
Vector
Speed
Ranges
Speedsabovethemaximumoperatingspeed,V
MO
or M
MO
depending on aircraft altitude, appear in the high
speedwarningrange,representedontheairspeedtapebyred/white“barberpole”coloration.
Aredlowspeedawarenessrangeextendsuptothelowspeedawarenessvelocity,V
LSA
.Anauralstallwarning
is generated as the aircraft approaches a stall condition.
TheAirspeedTrendVectorisavertical,magentaline,extendingupordownontheairspeedscale,located
to the right of the color-coded speed range strip. The end of the trend vector displays approximately what
airspeedwillbereachedin6secondsifthecurrentaccelerationismaintained.IfthetrendvectorcrossesV
MO
/
M
MO
,thetextoftheactualairspeedreadoutchangestoyellowwhilethepointerremainsblack.Thetrend
vector is absent if the speed remains constant or if any data needed to calculate airspeed is not available due to
a system failure.