20
tailwind, while a negative
L TRUE AIRSPEED
(ACT TAS)
This function calculates true airspeed, Mach number and
density altitude given pressure altitude, indicated
temperature in Celsius and calibrated airspeed. In this
example, pressure altitude is 10,000 feet, temperature is
3°C, and airspeed is 200.
Select
ACT TAS
from main menu
Press
ENTER
and the display will prompt for
P A L T
he display will prompt for
C A S
value for H-WIND denotes a
value denotes a headwind.
ACTUA
Key in
10000
and press
ENTER
The display will prompt for
I ° C
Key in
3
and press
ENTER
T
Key in
200
and press
ENTER
The display will read:
