Unit	Features and Functions	Wt.*
	-- Lighted 3” Turn Coordinator / Roll Axis Computer -- Turn Command in "ST" Stabilizer Mode -- HDG Preselect & Hold (HDG System Optional) --Low and High Gain VOR/LOC/GPS Tracking AVAILABLE OPTIONS - Control Wheel Mode Selection - DG or HSI - Manual Electric Trim - GPSS Roll Steering Converter	5.1 Lbs. 2.3 Kg.
SYSTEM 40	-- Lighted 3” Turn Coordinator -- 3 ATI Panel Mounted -- Turn Command in "STB" Stabilizer Mode -- HDG Preselect & Hold (HDG System Optional) -- VOR/LOC/REV/GPS Tracking AVAILABLE OPTIONS - DG or HSI - Manual Electric Trim - GPSS Roll Steering Converter	7.1 Lbs. 3.2 Kg.
SYSTEM 60-1	-- Lighted 3” Turn Coordinator -- 3 ATI Panel Mounted Programmer - Remote Computer -- HDG Preselect & Hold (HDG System Optional) -- Course Intercept Capability    NAV Mode    Dual Mode - Heading/NAV -- VOR/LOC/REV/GPS Coupling with 3 Gain Levels --VOR/LOC/REV/GPS Course Deviation and NAV Flag Warning AVAILABLE OPTIONS - DG or HSI - Manual Electric Trim - GPSS Roll Steering Converter	13.2 Lbs. 6.0 Kg.

Single Axis Autopilots - Pitch

Unit	Features and Functions	Wt.*
	---Stand Alone or Add On to Existing Roll Axis Autopilot ---Panel Mounted Selector Switch - Remote Computer ---Altitude Hold Only ---Pitch Trim Annunciation AVAILABLE OPTIONS ---Control Wheel Engage / Disengage ---Manual Electric Trim	4.01Lbs. 1.8Kg.
SYSTEM 60 PSS	---Pitch Stabilization System ---Stand Alone or Add On to Existing Roll Axis Autopilot ---Panel Mounted Programmer - Remote Computer ---Altitude Hold ---GS Coupling ---Vertical Speed Command ---Pitch Trim Annunciation AVAILABLE OPTIONS ---Automatic Electric Pitch Trim ---Altitude Selector/Alerter	7.3Lbs. 3.3Kg.

 

Single Axis Autopilots - Yaw

Unit	Features and Functions	Wt.*
YAW DAMPER	--Panel Mounted ON / OFF Switch ---Rudder Trim Control ---Remote Mounted Sensor / Amplifier ---Automatic ON / OFF Mode Integrated with Roll & Pitch Autopilot	3.8Lbs. 1.7Kg.

Unit	Features and Functions	Wt.*
	-- Lighted 3" Turn Coordinator / Roll Axis Computer -- Remote Pitch Axis Computer -- Turn Command in "ST" Stabilizer Mode -- Heading Preselect and Hold    (Heading System is Optional) -- Altitude Hold with Remote Engage / Disengage -- Low and High Gain VOR/LOC/GPS Tracking -- Pitch Trim Annunciation AVAILABLE OPTIONS - Control Wheel Mode Selection - DG or HSI - Manual Electric Trim - GPSS Roll Steering Converter	9.1Lbs. 4.1Kg.
SYSTEM 50	-- Lighted 3" Turn Coordinator -- 3 ATI Panel Mounted -- Turn Command in "STB" Stabilizer Mode -- Heading Preselect and Hold    (Heading System IS Optional) -- Altitude Hold -- VOR/LOC/REV/GPS Tracking -- Pitch Trim Annunciation -- Automatic Self Test AVAILABLE OPTIONS - Control Wheel Altitude Engage / Disengage - DG or HSI - Manual Electric Trim - GPSS Roll Steering Converter	10.0Lbs. 4.5Kg.

Full Featured Two Axis Autopilots - Roll and Pitch

Unit	Features and Functions	Wt.*
	-- Lighted 3” Turn Coordinator -- Avionics Stack Mounted -- Control Wheel Steering -- HDG Preselect & Hold (HDG System Optional) -- Altitude Hold with Altitude Trim -- Course Intercept Capability    NAV Mode   Dual Mode - HDG/NAV or HDG/APR -- VOR/LOC/GS/REV/GPS Coupling with 3 Gain Levels -- VOR/LOC/GS/REV/GPS Course Deviation and NAV Flag Warning -- Digital Vertical Speed Command -- Pitch Trim Annunciation -- GPSS Roll Steering Mode AVAILABLE OPTIONS - Remote Mode Annunciator - Flight Director (Requires Remote Annunciator) - DG or HSI - Automatic Electric Pitch Trim - Altitude Selector/Alerter	14.2Lbs 6.5Kg.
SYSTEM 60-2	-- Lighted 3" Turn Coordinator -- 3 ATI Panel Mounted Programmer -- Remote Roll and Pitch Computers -- Heading Preselect and Hold    (Heading system is optional) -- Altitude Hold with Altitude Trim -- Course Intercept Capability    NAV Mode    Dual Mode - HDG/NAV -- VOR/LOC/GS/REV/GPS Coupling with 3 Gain Levels -- VOR/LOC/GS/REV/GPS Course Deviation and    NAV Flag Warning -- Vertical Speed Command -- Pitch Trim Annunciation AVAILABLE OPTIONS - Flight Director - DG or HSI - Automatic Electric Pitch Trim - Altitude Selector/Alerter	19.5Lbs. 8.9Kg.
SYSTEM 65	-- Lighted 3" Turn Coordinator -- Pedestal or Panel Mounted Programmer -- Remote Roll and Pitch Computers -- Panel Mounted Remote Annunciator -- Heading Preselect and Hold    (Heading system is optional) -- Altitude Hold with Altitude Trim -- Course Intercept Capability    NAV Mode    Dual Mode - HDG/NAV -- VOR/LOC/GS/REV/GPS Coupling with 3 Gain Levels -- VOR/LOC/GS/REV/GPS Course Deviation and    NAV Flag Warning -- Vertical Speed Command -- Pitch Trim Annunciation -- Automatic Pitch Trim AVAILABLE OPTIONS - Flight Director - DG or HSI - Altitude Selector/Alerter - GPSS Roll Steering Converter	15.8Lbs. 7.2Kg.

Upgrade Kits

Unit	Features and Functions
Mod Kit Thirty	Contains all necessary components, hardware, and cables to upgrade a single axis System Twenty to a two-axis System Thirty.
Mod Kit 50	Contains all necessary components, hardware, and cables to upgrade a single axis System 40 to a two-axis System 50. Includes factory upgrade of System 40 programmer.
Mod Kit 60-1	Contains all necessary components, hardware, and cables to upgrade a System 60 PSS to a two-axis System 60-2. Includes factory exchange of programmer at no charge. (Heading system is optional.)
Mod Kit 60-2	Contains all necessary components, hardware, and cables to upgrade a single axis System 60-1 to a two-axis System 60-2. Includes factory upgrade of System 60-1 programmer.
Mod Kit Autotrim	Contains all necessary components, hardware, and cables to upgrade an S-TEC Manual Electric Trim System to Autotrim. Autotrim upgrades are only available for System 55/FiftyFiveX, 60-2, and 60 PSS autopilots. Note: Autotrim is not STC'd on all aircraft models.

GPSS Roll Steering Converter

Unit	Features and Functions	Wt.*
	ST-901 GPSS Roll Steering Converter ---Available to convert all S-TEC autopilots without integral GPSS to GPSS Steering ---Converts the heading channel of the autopilot to the GPSS channel for roll steering capability. REQUIRES GPS NAVIGATOR THAT OUTPUTS GPS ROLL STEERING SIGNALS.	0.3 Lbs. 0.14 Kg.

* Weight shown is the total of the system major components.
The weight of installation hardware and the wiring harness are not included.

Features and Functions

	System Twenty	System Thirty	System ThirtyALT	System 40	System 50	System Fifty Five X	System 60-1	System 60-2	System 65	System 60 PSS
ROLL FEATURE/FUNCTIONS
Turn Coordinator
Turn Coordinator/Roll Computer
Turn Command Knob
Heading Select & Hold (requires heading system)
Navigation/Approach Tracker (track only)
Navigation/Approach Coupler (intercept and track)
Backcourse Mode
Dual Mode Intercept HDG/NAV
Course Deviation/Nav Flag Warning
Navigation/Approach Gain Select
Navigation/Approach Gain Automatic
Roll Modifier
GPSS
PITCH FEATURES/FUNCTIONS
Altitude Hold
Altitude Trim
Trim Annunciation
Vertical Speed Command
Digital Vertical Speed Select
Glideslope Coupler
Automatic Electric Trim (where STC'd)
Pitch Modifier
OTHER FEATURES/FUNCTIONS
Turn Coordinator/Mode Selector
3 ATI Panel Mounted Mode Selector
Radio Stack Mounted Mode Selector/Computer
Pedestal Mount Mode Selector
Control Wheel Steering
Remote Computer
Remote Annunciator
OPTIONS
Directional Gyro
HSI
Flight Director
Altitude Selector/Alerter
Control Wheel Mode Select
Remote Annunciator
Automatic Electric Trim (where STC'd)
Manual Electric Trim (where STC'd)
Yaw Damper (where STC'd)
GPSS Converter
= Standard     = Optional

Web Site Up-Date 02/03/03