FUTABA 12K Instruction Manual page 108

TELEMETRY : ALTITUDE
ALTITUDE is a screen which displays / sets up the
altitude information from an optional altitude sensor or
be known. If it becomes higher (low) than preset altitude,
you can be told by alarm. To show warning by vibration
can also be chosen. Data when a power supply is turned
on shall be 0 m, and it displays the altitude which
high, that shall be 0 m and the altitude difference from an
RTN
HOME/EXIT
RETURN
First, the set of a reference is required.
*Atmospheric pushure is changed according to the weather
Alert set : High side
<Functions of Linkage Menu>
108
*An altitude sensor or GPS sensor must be installed in the aircraft.
airfield is displayed. This sensor calculates the altitude
from atmospheric pushure. Atmospheric pushure will
get lower as you go up in altitude, using this the sensor
will estimate the altitude. Please understand that an exact
advanced display cannot be performed if atmospheric
pushure changes in a weather situation.
*It cannot be used in S-FHSS mode
<Push Dial>
If the following types are selected, the
transmitter will vibrate during the warning.
TYPE 1
TYPE 2
TYPE 3
TYPE 4
*When the RTN button is pushed for one second, the rate is
reset to the initial value.
Alert set : Low side
*When the RTN button is pushed for one second, the rate is
reset to the initial value.
"Vibes" type