Avionics News July 2022 - 50

series
B Y
T H O M A S
I N M A N
Autopilot Basics
Part III
Yaw and safety systems
I
n this month's Theory & Practice column, we
continue with the third installment of a four-part
series describing basic autopilot theory. Over
the preceding two months, we
described autopilots used in the
roll axis and the pitch axis. This
month, we examine the third axis,
or the yaw axis. The system in this
axis is known as a yaw damper
because it prevents slipping or
skidding in turns, and the system is
connected to the rudder.
Many piston-powered aircraft
used in the business or personal
category will operate perfectly
well with only a two-axis autopilot
installed, which would control
roll and pitch. As a result, many
manufacturers offer the third
(yaw) axis as an option. In the jet
category, three-axis autopilots are
standard equipment, and in some
cases, operation of the yaw damper
is a go/no-go item. In other words,
a nonoperational yaw damper will
50 avionics news * july 2022
ground the jet until the system can be made operational.
Like the systems described in the last two months,
the yaw damper uses a reference, summing junction,
Rate Gyro
Summing
Junction
Amplifier
Servo
and
Rigging
Trim adjust
potentiometer
Figure 1: A yaw damper system consists of a rate sensor or gyro, a summing junction, error trim
adjustment, an amplifier and a servo.

Avionics News July 2022

Table of Contents for the Digital Edition of Avionics News July 2022

Avionics News July 2022 - Intro
Avionics News July 2022 - Cover1
Avionics News July 2022 - Cover2
Avionics News July 2022 - 1
Avionics News July 2022 - 2
Avionics News July 2022 - 3
Avionics News July 2022 - 4
Avionics News July 2022 - 5
Avionics News July 2022 - 6
Avionics News July 2022 - 7
Avionics News July 2022 - 8
Avionics News July 2022 - 9
Avionics News July 2022 - 10
Avionics News July 2022 - 11
Avionics News July 2022 - 12
Avionics News July 2022 - 13
Avionics News July 2022 - 14
Avionics News July 2022 - 15
Avionics News July 2022 - 16
Avionics News July 2022 - 17
Avionics News July 2022 - 18
Avionics News July 2022 - 19
Avionics News July 2022 - 20
Avionics News July 2022 - 21
Avionics News July 2022 - 22
Avionics News July 2022 - 23
Avionics News July 2022 - 24
Avionics News July 2022 - 25
Avionics News July 2022 - 26
Avionics News July 2022 - 27
Avionics News July 2022 - 28
Avionics News July 2022 - 29
Avionics News July 2022 - 30
Avionics News July 2022 - 31
Avionics News July 2022 - 32
Avionics News July 2022 - 33
Avionics News July 2022 - 34
Avionics News July 2022 - 35
Avionics News July 2022 - 36
Avionics News July 2022 - 37
Avionics News July 2022 - 38
Avionics News July 2022 - 39
Avionics News July 2022 - 40
Avionics News July 2022 - 41
Avionics News July 2022 - 42
Avionics News July 2022 - 43
Avionics News July 2022 - 44
Avionics News July 2022 - 45
Avionics News July 2022 - 46
Avionics News July 2022 - 47
Avionics News July 2022 - 48
Avionics News July 2022 - 49
Avionics News July 2022 - 50
Avionics News July 2022 - 51
Avionics News July 2022 - 52
Avionics News July 2022 - 53
Avionics News July 2022 - 54
Avionics News July 2022 - 55
Avionics News July 2022 - 56
Avionics News July 2022 - 57
Avionics News July 2022 - 58
Avionics News July 2022 - 59
Avionics News July 2022 - 60
Avionics News July 2022 - 61
Avionics News July 2022 - 62
Avionics News July 2022 - 63
Avionics News July 2022 - 64
Avionics News July 2022 - 65
Avionics News July 2022 - 66
https://www.nxtbook.com/allen/avne/60-10
https://www.nxtbook.com/allen/avne/60-9
https://www.nxtbook.com/allen/avne/60-8
https://www.nxtbook.com/allen/avne/60-7
https://www.nxtbook.com/allen/avne/60-6
https://www.nxtbook.com/allen/avne/60-5
https://www.nxtbook.com/allen/avne/60-4
https://www.nxtbook.com/allen/avne/60-3
https://www.nxtbook.com/allen/avne/60-2
https://www.nxtbook.com/allen/avne/60-1
https://www.nxtbook.com/allen/avne/59-12
https://www.nxtbook.com/allen/avne/59-11
https://www.nxtbook.com/allen/avne/59-10
https://www.nxtbook.com/allen/avne/59-9
https://www.nxtbook.com/allen/avne/59-8
https://www.nxtbook.com/allen/avne/59-7
https://www.nxtbook.com/allen/avne/59-6
https://www.nxtbook.com/allen/avne/59-5
https://www.nxtbook.com/allen/avne/59-4
https://www.nxtbook.com/allen/avne/59-3
https://www.nxtbook.com/allen/avne/59-2
https://www.nxtbook.com/allen/avne/59-1
http://www.brightcopy.net/allen/avne/58-12
http://www.brightcopy.net/allen/avne/58-11
http://www.brightcopy.net/allen/avne/58-10
http://www.brightcopy.net/allen/avne/58-9
http://www.brightcopy.net/allen/avne/58-8
http://www.brightcopy.net/allen/avne/58-7
http://www.brightcopy.net/allen/avne/58-6
http://www.brightcopy.net/allen/avne/58-5
http://www.brightcopy.net/allen/avne/58-4
http://www.brightcopy.net/allen/avne/58-3
http://www.brightcopy.net/allen/avne/58-2
http://www.brightcopy.net/allen/avne/58-1
http://www.brightcopy.net/allen/avne/57-12
http://www.brightcopy.net/allen/avne/57-11
http://www.brightcopy.net/allen/avne/57-10
http://www.brightcopy.net/allen/avne/57-9
http://www.brightcopy.net/allen/avne/57-8
http://www.brightcopy.net/allen/avne/57-7
http://www.brightcopy.net/allen/avne/57-6
http://www.brightcopy.net/allen/avne/57-5
http://www.brightcopy.net/allen/avne/57-4
http://www.brightcopy.net/allen/avne/57-3
http://www.brightcopy.net/allen/avne/57-2
http://www.brightcopy.net/allen/avne/57-1
http://www.brightcopy.net/allen/avne/56-12
http://www.brightcopy.net/allen/avne/56-11
http://www.brightcopy.net/allen/avne/56-10
http://www.brightcopy.net/allen/avne/56-9
http://www.brightcopy.net/allen/avne/56-8
http://www.brightcopy.net/allen/avne/56-7
http://www.brightcopy.net/allen/avne/56-6
http://www.brightcopy.net/allen/avne/56-5
http://www.brightcopy.net/allen/avne/56-4
http://www.brightcopy.net/allen/avne/56-3
http://www.brightcopy.net/allen/avne/56-2
http://www.brightcopy.net/allen/avne/56-1
http://www.brightcopy.net/allen/avne/55-12
http://www.brightcopy.net/allen/avne/55-11
http://www.brightcopy.net/allen/avne/55-10
http://www.brightcopy.net/allen/avne/55-9
http://www.brightcopy.net/allen/avne/55-8
http://www.brightcopy.net/allen/avne/55-7
http://www.brightcopy.net/allen/avne/55-6
http://www.brightcopy.net/allen/avne/55-5
http://www.brightcopy.net/allen/avne/55-4
http://www.brightcopy.net/allen/avne/55-3
http://www.brightcopy.net/allen/avne/55-02
http://www.brightcopy.net/allen/avne/55-01
http://www.brightcopy.net/allen/avne/54-12
http://www.brightcopy.net/allen/avne/54-11
http://www.brightcopy.net/allen/avne/54-10
http://www.brightcopy.net/allen/avne/54-9
http://www.brightcopy.net/allen/avne/54-8
http://www.brightcopy.net/allen/avne/54-7
http://www.brightcopy.net/allen/avne/54-6
http://www.brightcopy.net/allen/avne/54-5
http://www.brightcopy.net/allen/avne/54-4
http://www.brightcopy.net/allen/avne/54-3
http://www.brightcopy.net/allen/avne/54-2
http://www.brightcopy.net/allen/avne/54-1
http://www.brightcopy.net/allen/avne/53-12
http://www.brightcopy.net/allen/avne/53-11
http://www.brightcopy.net/allen/avne/53-10
http://www.brightcopy.net/allen/avne/53-9
http://www.brightcopy.net/allen/avne/53-8
http://www.brightcopy.net/allen/avne/53-7
http://www.brightcopy.net/allen/avne/53-6
http://www.brightcopy.net/allen/avne/53-5
http://www.brightcopy.net/allen/avne/53-4
http://www.brightcopy.net/allen/avne/53-3
http://www.brightcopy.net/allen/avne/53-2
http://www.brightcopy.net/allen/avne/53-1
http://www.brightcopy.net/allen/avne/52-12
http://www.brightcopy.net/allen/avne/52-11
http://www.brightcopy.net/allen/avne/52-10
http://www.brightcopy.net/allen/avne/52-9
http://www.brightcopy.net/allen/avne/52-8
https://www.nxtbook.com/allen/avne/52-7
https://www.nxtbook.com/allen/avne/52-6
https://www.nxtbook.com/allen/avne/52-5
https://www.nxtbook.com/allen/avne/52-4
https://www.nxtbook.com/allen/avne/52-3
https://www.nxtbook.com/allen/avne/52-2
https://www.nxtbook.com/allen/avne/52-1
https://www.nxtbook.com/allen/avne/51-12
https://www.nxtbook.com/allen/avne/51-11
https://www.nxtbook.com/allen/avne/51-10
https://www.nxtbook.com/allen/avne/51-9
https://www.nxtbook.com/allen/avne/51-8
https://www.nxtbook.com/allen/avne/51-7
https://www.nxtbook.com/allen/avne/51-6
https://www.nxtbook.com/allen/avne/51-5
https://www.nxtbook.com/allen/avne/51-4
https://www.nxtbook.com/allen/avne/51-3
https://www.nxtbook.com/allen/avne/51-2
https://www.nxtbook.com/allen/avne/51-1
https://www.nxtbook.com/allen/avne/50-12
https://www.nxtbook.com/allen/avne/50-11
https://www.nxtbook.com/allen/avne/50-10
https://www.nxtbook.com/allen/avne/50-9
https://www.nxtbook.com/allen/avne/50-8
https://www.nxtbook.com/allen/avne/50-7
https://www.nxtbook.com/allen/avne/50-6
https://www.nxtbook.com/allen/avne/50-5
https://www.nxtbook.com/allen/avne/50-4
https://www.nxtbook.com/allen/avne/50-3
https://www.nxtbook.com/allen/avne/50-2
https://www.nxtbook.com/allen/avne/50-1
https://www.nxtbook.com/allen/avne/49-12
https://www.nxtbook.com/allen/avne/49-11
https://www.nxtbook.com/allen/avne/49-10
https://www.nxtbook.com/allen/avne/49-9
https://www.nxtbook.com/allen/avne/49-8
https://www.nxtbook.com/allen/avne/49-7
https://www.nxtbook.com/allen/avne/49-6
https://www.nxtbook.com/allen/avne/49-5
https://www.nxtbook.com/allen/avne/49-4
https://www.nxtbook.com/allen/avne/49-3
https://www.nxtbook.com/allen/avne/49-2
https://www.nxtbook.com/allen/avne/49-1
https://www.nxtbook.com/allen/avne/48-12
https://www.nxtbook.com/allen/avne/48-11
https://www.nxtbookmedia.com