ROBBE ARCUS SONIC RTF Operating Instructions Manual page 11

Transmitter settings Mode 1
Throttle trim:
If the propeller starts to move without
you touching the throttle stick, or does
not respond to stick movements, cor-
rect this with the throttle trim.
Rudder trim:
If the model's nose turns to right or left
when launched, adjust the rudder trim
buttons until the model maintains a
constant heading.
Elevator trim:
If the model raises or lowers its nose
when launched, adjust the elevator
trim until the model maintains a stable
attitude.
Aileron trim:
If the model rolls to right or left when
launched, adjust the aileron trim
buttons until the model maintains a
constant heading.
Operating instructions - ARCUS SONIC RTF 2.4 GHz No. 2565
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
11