Operation Manual

Example
model:
"RANGER"
Example
of a
helicopter
with the
"Heim"
swashplate
ac-
tuation
system.
The
swashplate
is actuated
by two
roll/collective
pitch
servos, and
the
"HElMHEAD"
mixer
is
used.
A separate
servo
provides
pitch-axis
control.
In
this example
"DYNTHR."
is used.
Summary:
Memory
No.: 14
A
"suppressible"
gyro
is assumed,
which
can be
switched
between
maximum and
minimum
effect by
means
of switched
control
H.
"Flare"
mixing is not
re-
ouired,
as
"Heim"
mechanics
cater
for this
mechani-
ca v
71
7)ffi
\_il--'
Channel
AB
controls
Roll
]]i]]xollecl
Throttle
Mixture
Servo
No
Function
Roll/col
Yaw
Throttle
Roll/col
HEIMHEAD
TAIL ROT
1st inp.
ROLL
PITCH
YAW
2nd
inp.
coLLEgr.
3rd
inp.
YAW
Switches:
31
-
Dual Rates,
roll; 52
-
Dual
Rates,
pitch-axis;
55
-
direct
throttle
Notes: Switch
control
H must be
installed
(On/Off
switch, 3-core
lead)
s-ooint
throttle curve
used
Possible
moditications:
3-point
throttle curve
Gyro
not used
(different
type of
gyro)
HEIMHEAD
Mixture
GYRO
MIXTURE
Gyro
ROLL
DYN
THR
THROTTLE
2.7