AIRTRONICS MT-4s User Manual
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AIRTRONICS MT-4s User Manual

Telemetry system 2.4ghz fh4t radio system
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MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE
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Summary of Contents for AIRTRONICS MT-4s

  • Page 1 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE...

  • Page 2: Table Of Contents

    User's Guide carefully prior to use so that you may obtain maximum success and enjoyment from the operation of your new radio control system. The MT-4S has been designed for the utmost in comfort and precise control of all types of model cars and boats. We wish you the best of success and fun with your new purchase! Additional 2.4GHz FH2, FH3 and FH4T surface receivers* can be purchased and paired with the MT-4S.

  • Page 3: Service And Support

    Fountain Valley, CA 92708 Email: service@airtronics.net If you made your purchase outside of North America, please contact your regional Airtronics or Sanwa agent for service and support. Global Services is unable to offer warranty support for products purchased outside of North America.

  • Page 4: Ghz Frequency Band Precautions

    RX-462, along with Airtronics Temperature and RPM Sensors (available separately). The included RX-472 receiver can send Telemetry Data for the voltage of the receiver battery pack only, unless used with the Airtronics Super Vortex ZERO ESC. • Full Telemetry support is provided when used with an Airtronics Super Vortex ZERO ESC (available separately) plugged into the BATT/SSL port of the included RX-472 receiver.

  • Page 5: System Features

    NOR servo operating mode. If your ESC does not work in SHR servo operating mode, use NOR servo operating mode. Any brand and type of digital servo can be used in NOR or SHR servo operating mode. Only Airtronics/Sanwa SRG series digital servos are compatible for use with SSR servo operating mode.

  • Page 6: Transmitter Overview Diagrams

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TRAnSMITTER OvERvIEw DIAGRAMS GEnERAl Use the diagrams in this section to familiarize yourself with the layout of your transmitter. Descriptions of these features can be found in the Transmitter and Receiver Overview Diagram Descriptions section on pages 8 and 9.
  • Page 7 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TRAnSMITTER OvERvIEw DIAGRAMS GEnERAl LCD Screen LED 1/2 Push-Button Rotary Dial (Up/Down/Enter Key) BACK/CANCEL Key Wrist Strap Anchor Slot Dial Knob Trim Switch (Trm4) Trim Switch (Trm3) TOp vIEw Trim Switch (Trm2) Trim Switch (Trm1)

  • Page 8: Receiver Overview Diagrams

    Use the diagrams in this section to make receiver connections and to familiarize yourself with the RX-472 4-Channel 2.4GHz FH4T Super Response receiver included with the MT-4S transmitter. Descriptions of the features can be found in the Transmitter and Receiver Features Descriptions section below and on the next page.

  • Page 9: Servo Connectors

    Bind LED: Displays the current status of the receiver. Charging Jack: Used for onboard charging of optional NiCd or NiMH batteries. Only the recommended Airtronics 110v AC charger (95034) should be used through the Charging Jack. If using an after-market Peak-Detection charger or other type of fast charger, the batteries should be removed from the transmitter to avoid damage to the transmitter circuitry and/or your batteries.

  • Page 10: Transmitter Safety Alarms And Led Condition Indicators

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TRAnSMITTER SAFETY AlARMS AnD lED cOnDITIOn InDIcATORS GEnERAl MT-4S transmitter is equipped with several different safety alarms to warn you of an abnormal transmitter condition. In addition, LED 1 and LED 2 can also be used to indicate various transmitter conditions.

  • Page 11: Transmitter Battery Options

    TRAnSMITTER bATTERY OpTIOnS GEnERAl The MT-4S transmitter's Operating Voltage Range is 4.0 to 9.6 volts. This allows you to use several different battery options (not included), depending on your preference. Alkaline - In the default configuration, the transmitter is designed to be powered using four 'AA' Alkaline batteries. This results in a transmitter that is lightweight and well-balanced for unmatched comfort.

  • Page 12: Throttle Trigger Position Adjustment

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE THROTTlE TRIGGER pOSITIOn ADjUSTMEnT GEnERAl The position of the throttle trigger can be adjusted forward or backward to change the feel of the throttle trigger during use. Some users may prefer the throttle trigger positioned farther forward and some users my prefer the throttle trigger positioned farther back.

  • Page 13: Throttle Trigger/Steering Wheel Spring Tension Adjustment

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE THROTTlE TRIGGER AnD STEERInG wHEEl SpRInG TEnSIOn ADjUSTMEnT GEnERAl The spring tension of the throttle trigger and steering wheel can be adjusted to best suit the user. Some users may prefer the throttle trigger and/or steering wheel to feel 'firmer' and some users may prefer them to feel 'softer'. It all depends on your personal preference.

  • Page 14: Top Screen And Telemetry Screen Overview

    RX-461 or RX-462, along with Airtronics Temperature and RPM Sensors (available separately). The included RX-472 receiver can send Telemetry Data for the voltage of the receiver battery pack only, unless used with the Airtronics Super Vortex ZERO ESC (available separately), plugged into the BATT/SSL port of the included RX-472 receiver.

  • Page 15: Programming Keys Overview And Functions

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TOp ScREEn AnD TElEMETRY ScREEn OvERvIEw, cOnTInUED..GEnERAl Receiver Voltage Display: Displays the current voltage of the receiver battery. RPM Display Monitor: Displays the current RPM from the RPM Sensor in graphical format.

  • Page 16: Binding The Transmitter And Receiver

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE bInDInG THE TRAnSMITTER AnD REcEIvER GEnERAl The Binding function allows you to Bind the transmitter and receiver pair. When new, it is necessary to pair the transmitter and receiver to prevent interference from transmitters operated by other users. This operation is referred to as Binding. Once the Binding process is complete, the setting is remembered even when the transmitter and receiver are turned OFF.

  • Page 17: Programming Menus Overview

    MEnUS OvERvIEw pROGRAM The Programming Menus allow you to program the various functions of the MT-4S transmitter, in addition to being able to access the System Menu. 1) To access the various Programming Menus, turn the transmitter ON, then press the ENTER key (Push-Button Rotary Dial).
  • Page 18 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 01.cH-SET ( cHAnnEl SET ) pROGRAM 4) Press the ENTER key to highlight the Programming Value in the upper right corner. 5) Scroll UP or DOWN to highlight the Programming Value you would like to change, then press the ENTER key to select it.
  • Page 19 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 02.D / R ( DUAl RATE ) pROGRAM Adjusting the Steering Dual Rate Percentage Value: 1) From the Top Screen, press the ENTER key to open the Programming Menu list. 2) Scroll UP or DOWN to highlight the D/R menu, then press the ENTER key. The D/R menu will be displayed and [ST]:RATE 100% will be highlighted.
  • Page 20 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.EpA ( EnD pOInT ADjUSTMEnT ) pROGRAM IMPORTANT: Before making End Point Adjustments, the servo horn needs to be centered. Install the servo horn onto the servo, making sure it's as close to being centered as possible, then use the Servo Sub-Trim function to center the servo arm exactly.
  • Page 21 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.EpA ( EnD pOInT ADjUSTMEnT ) pROGRAM 3) From within the EPA menu, scroll DOWN to [TH]:EPA B100%. Press the ENTER key, then scroll UP or DOWN to increase or decrease the Throttle Brake End Point Adjustment percentage value.
  • Page 22 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 04.cURvE ( ExpOnEnTIAl AnD ARc ) pROGRAM Choosing the Channel: Exponential or Adjustable Rate Control percentage values can be adjusted from Mild through Linear to Quick to allow you to set the most effective control response for your model. For example, if your model over-steers, reduce the Steering Exponential or Adjustable Rate Control percentage value, and if your model under-steers, increase the Steering Exponential or Adjustable Rate Control percentage value.
  • Page 23 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 04.cURvE ( ExpOnEnTIAl AnD ARc ) pROGRAM 1) From within the CURVE menu, scroll DOWN to highlight POINT 50%. Press the ENTER key, then scroll UP or DOWN to increase or decrease the Point percentage value.
  • Page 24 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 05.SpEED ( SERvO SpEED ) pROGRAM Adjusting the Return to Neutral Speed Value: 1) From within the SPEED menu, scroll UP or DOWN to highlight the desired channel you would like to change the Return to Neutral Speed value for. Choose from either [ST]:RETURN 0 (Steering), [TH]:RETURN 0 (Throttle), [A1]:RETURN 0 (Auxiliary 1) or [A2]:RETURN 0 (Auxiliary 2).
  • Page 25 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 06.Alb ( AnTI-lOck bRAkInG ) pROGRAM 1) From the Top Screen, press the ENTER key to open the Programming Menu list. 2) Scroll UP or DOWN to highlight the ALB menu, then press the ENTER key. The ALB menu will be displayed and STROKE OFF will be highlighted.
  • Page 26 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 06.Alb ( AnTI-lOck bRAkInG ) pROGRAM Adjusting the Lag Value: The Lag value determines the amount of delay before the Anti-Lock Braking function Activates after reaching the POINT setting. 1) From within the ALB menu, scroll DOWN to highlight LAG 0.00s. Press the ENTER key, then scroll UP and DOWN to increase or decrease the Lag value.
  • Page 27 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUx1 ( AUxIlIARY 1 cHAnnEl 3 pROGRAMMInG ) pROGRAM The Auxiliary 1 Programming function allows you to program the six different Auxiliary Programming functions that are controlled by Auxiliary 1 Channel 3. Use the table below to determine the different functions that are available:...
  • Page 28 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUx1 ( AUxIlIARY 1 cHAnnEl 3 pROGRAMMInG ) pROGRAM pOInT AUx ( point Auxliary ) The Point Auxiliary function allows you to program the Auxiliary 1 servo to move up to 6 different Points along its travel, then cycle through those Points using one of the Trim Switches or the Rotary Dial.
  • Page 29 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUx1 ( AUxIlIARY 1 cHAnnEl 3 pROGRAMMInG ) pROGRAM 4wS MIx ( Four wheel Steering Mixing ) The Four Wheel Steering Mixing function allows you to use Auxiliary 1 Channel 3 as a second steering channel, allowing you to use two separate steering servos for Front and Rear steering.
  • Page 30 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUx1 ( AUxIlIARY 1 cHAnnEl 3 pROGRAMMInG ) pROGRAM Controlling the Four Wheel Steering Mixing Function: 1) In the default configuration, Auxiliary 1 is controlled by the Rotary Dial. Turn the Rotary Dial clockwise to cycle Forward through the Four Wheel Steering options (FRONT >...
  • Page 31 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUx1 ( AUxIlIARY 1 cHAnnEl 3 pROGRAMMInG ) pROGRAM The following Motor on Axle Mixing options can be programmed: OFF (Balanced) - When set to 100:100, power will be evenly distributed between the Front and Rear motors.
  • Page 32 AUx ( cODE Auxiliary ) The CODE Auxiliary function is used with Airtronics or Sanwa brand accessories, such as the Airtronics Super Vortex ZERO ESC, that support Sanwa Synchronized Link (SSL). When used with an SSL equipped accessory item, the CODE Auxiliary function allows you to remotely change accessory Programming Mode values.
  • Page 33 6) Press the ENTER key again, then repeat steps 3 and 4 to change any other desired CODE Auxiliary values. Refer to the Airtronics or Sanwa brand accessory's User's Guide for information about what CODE Auxiliary value (or values) control what accessory functions and what actual values to use.
  • Page 34 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUx2 ( AUxIlIARY 2 cHAnnEl 4 pROGRAMMInG ) pROGRAM The Auxiliary 2 Programming function allows you to program the six different Auxiliary Programming functions that are controlled by Auxiliary 2 Channel 4. Use the table below to determine the different functions that are available:...
  • Page 35 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUx2 ( AUxIlIARY 2 cHAnnEl 4 pROGRAMMInG ) pROGRAM pOInT AUx ( point Auxliary ) The Point Auxiliary function allows you to program the Auxiliary 2 servo to move up to 6 different Points along its travel, then cycle through those Points using one of the Trim Switches or the Rotary Dial.
  • Page 36 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUx2 ( AUxIlIARY 2 cHAnnEl 4 pROGRAMMInG ) pROGRAM 4wS MIx ( Four wheel Steering Mixing ) The Four Wheel Steering Mixing function allows you to use Auxiliary 2 Channel 4 as a second steering channel, allowing you to use two separate steering servos for Front and Rear steering.
  • Page 37 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUx2 ( AUxIlIARY 2 cHAnnEl 4 pROGRAMMInG ) pROGRAM Controlling the Four Wheel Steering Mixing Function: 1) In the default configuration, Auxiliary 2 is controlled by the Auxiliary Lever, however, we suggest re-assigning this function to the Rotary Dial or one of the Trim Switches to make it easier to adjust while driving.
  • Page 38 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUx2 ( AUxIlIARY 2 cHAnnEl 4 pROGRAMMInG ) pROGRAM The following Motor on Axle Mixing options can be programmed: OFF (Balanced) - When set to 100:100, power will be evenly distributed between the Front and Rear motors.
  • Page 39 AUx ( cODE Auxiliary ) The CODE Auxiliary function is used with Airtronics or Sanwa brand accessories, such as the Airtronics Super Vortex ZERO ESC, that support Sanwa Synchronized Link (SSL). When used with an SSL equipped accessory item, the CODE Auxiliary function allows you to remotely change accessory Programming Mode values.
  • Page 40 6) Press the ENTER key again, then repeat steps 3 and 4 to change any other desired CODE Auxiliary values. Refer to the Airtronics or Sanwa brand accessory's User's Guide for information about what CODE Auxiliary value (or values) control what accessory functions and what actual values to use.
  • Page 41 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TRIM ( TRIM AnD SERvO SUb-TRIM ) pROGRAM The Trim function allows you to view the currently programmed Trim value of each of the four channels and, if desired, allows you to change the Trim values using the Push-Button Rotary Dial from within the Trim menu. In addition to the Trim function, the Servo Sub-Trim function allows you to fine-tune the Neutral position of each servo.
  • Page 42 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TRIM ( TRIM AnD SERvO SUb-TRIM ) pROGRAM 1) From within the TRIM menu, scroll UP or DOWN to highlight the desired channel you would like to change the Trim value for. Choose from either [ST]:[TRIM] 0 (Steering), [TH]:[TRIM] 0 (Throttle), [A1]:[TRIM] 0 (Auxiliary 1) or [A2]:[TRIM] 0 (Auxiliary 2).
  • Page 43 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 12.TIMER ( TRAck TIMERS ) pROGRAM The Track Timers function features three different Timers. Timers are provided for measuring Lap Times, Interval Times, and Countdown Times. Timers are displayed in the following format: 00:00.00 (Minutes:Seconds.1/100th of a Second). In the default configuration, Push-Button Switch Sw2 controls the selected timer.
  • Page 44 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 12.TIMER ( TRAck TIMERS ) pROGRAM Starting the Lap Timer: 1) In the default configuration, Push-Button Switch Sw2 controls the Lap Timer. Press and HOLD the Push-Button Switch for 3 seconds. An audible double-tone will sound and LAP will flash on the Top Screen indicating the Lap Timer is in Stand-by.
  • Page 45 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 12.TIMER ( TRAck TIMERS ) pROGRAM Starting the Interval Timer: 1) In the default configuration, Push-Button Switch Sw2 controls the Interval Timer. Press and HOLD the Push-Button Switch for 3 seconds. An audible double-tone will sound and INT will flash on the Top Screen indicating the Interval Timer is in Stand-by.
  • Page 46 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 13.lAp ( lAp TIMES ) pROGRAM The Lap Times menu displays a total of up to 99 laps that are recorded using the Lap Timer function. Each Lap Time is displayed along with the Best Lap Time and the Total (Cumulative) Lap Time.
  • Page 47 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 14.F / S ( FAIl SAFE ) pROGRAM 5) To program a Fail Safe percentage value, move the control the amount you want the servo to move to when the Fail Safe function Activates and HOLD it in that position, then press and HOLD the ENTER key until an audible tone sounds.
  • Page 48 RX-461 or RX-462, along with Airtronics Temperature and RPM Sensors (available separately). The included RX-472 receiver can send Telemetry Data for the voltage of the receiver battery pack only, unless used with the Airtronics Super Vortex ZERO ESC (available separately) plugged into the BATT/SSL port of the included RX-472 receiver.

  • Page 49: System Menus Overview

    The different System Menus allow you to program options related directly to the use and setup of the MT-4S transmitter. From changing the Modulation Type, to adjusting LCD properties and changing Key Assignments to suit your specific setup, it's all here.
  • Page 50 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 01.MODEl ( MODEl SElEcT, nAMInG, cOpY AnD clEAR ) SYSTEM 4) Scroll UP or DOWN to highlight the model you would like to select, then press the ENTER key. Select this model? NO/YES will be displayed.
  • Page 51 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 01.MODEl ( MODEl SElEcT, nAMInG, cOpY AnD clEAR ) SYSTEM MODEl cOpY ( Model programming Data copy ) The Model Copy function allows you to copy the Programming Data from one model to another model. For example, if you have two models that are similar, you can copy the Programming Data from the first model to the second model to use as a base to start fine-tuning the programming for the second model.
  • Page 52 The Modulation Type function allows you to choose the transmitter Modulation Type. The Modulation Type can be changed to match the receiver you're using. For example, if you wish to use an Airtronics 2.4GHz FH2 receiver with your transmitter, you would need to change the Modulation Type to FH2 prior to Binding your transmitter and receiver. Modulation Type is model-specific, meaning that you can have one model use FH4T Modulation and another model use FH2 Modulation, etc.
  • Page 53 SHR and SSR Servo Operating Modes should only be used with Digital servos. While the SHR Servo Operating Mode can be used with any brand of Digital servo, the SSR Servo Operating Mode should ONLY be used with Airtronics SRG Digital servos.
  • Page 54 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.kEY ASSIGn ( kEY ASSIGnMEnTS ) SYSTEM SwITcH ( push-button Switch key Assignments ) The Key Assignments function allows you to assign the ON/OFF control of various functions to Push-Button Switches Sw1 and Sw2.
  • Page 55 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.kEY ASSIGn ( kEY ASSIGnMEnTS ) SYSTEM 4) Scroll UP or DOWN to highlight the function you would like to change for either SW1 or SW2. 5) Press the ENTER key, then scroll UP or DOWN to choose the desired function for either SW1 or SW2.
  • Page 56 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.kEY ASSIGn ( kEY ASSIGnMEnTS ) SYSTEM MENU FUNCTION DEFAULT SWITCH DEFAULT STEP DEFAULT REV ALB-LG Anti-Lock Braking-Lag ALB-HL Anti-Lock Braking-Hold ALB-RE Anti-Lock Braking-Release OFFSET Throttle Offset AUX1 Auxiliary 1 Channel 3 Rotary Dial...
  • Page 57 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.kEY ASSIGn ( kEY ASSIGnMEnTS ) SYSTEM Changing the Trim Switch Direction of Travel: The direction that the Trim Switches move the servos can be changed from Normal to Reverse. In Normal mode, the Trim Switches will move the servos toward the High Side when the Trim Switches are pushed Forward.
  • Page 58 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.kEY ASSIGn ( kEY ASSIGnMEnTS ) SYSTEM Changing the Auxiliary Lever Function: In general, the Auxiliary Lever is used to control Auxiliary 1 Channel 3 or Auxiliary 2 Channel 4. Adjusting the High and Low Tweak values determines how far and in which direction the Auxiliary servo travels when the Auxiliary Lever is moved Up and Down.
  • Page 59 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 04.TRIM TYpE ( TRIM TYpE ) SYSTEM The Trim Type function allows you choose the way servo Trim and servo End Point Adjustments interact with each other. When you apply Trim to a servo, the Neutral Point of the servo shifts toward the High Side or the Low Side. When you do this, the servo travels less in one direction and more in the other direction because the servo End Points are stationary.
  • Page 60 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 05.AUx TYpE ( AUxIlIARY TYpE ) SYSTEM 2) Press the ENTER key. The AUX TYPE menu will be displayed and AUX1:STEP AUX will be highlighted. 3) Scroll UP or DOWN to highlight the desired channel you would like to change the Auxiliary function for, either AUX1 [TYPE] (Auxiliary 1) or AUX 2 [TYPE] (Auxiliary 2).
  • Page 61 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 07.bUZZER ( AUDIblE kEY TOnE ) SYSTEM The Audible Key Tone function allows you to change the Volume and Tone of the audible sounds that are made when you use the Trim Switches, Rotary Dial, Auxiliary Lever, Push-Button Rotary Dial and the Timer function. The Volume can be Increased or Decreased (or Muted) and the Tone can be changed to suit your preference.
  • Page 62 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.bATTERY ( vOlTAGE AlARM ) SYSTEM 1) From within the SYSTEM menu, scroll UP or DOWN to highlight the BATTERY menu. 2) Press the ENTER key. The BATTERY menu will be displayed and ALERT VOLT 4.6v will be highlighted.
  • Page 63 RX-461 or RX-462, along with Airtronics Temperature and RPM Sensors (available separately). The included RX-472 receiver can send Telemetry Data for the voltage of the receiver battery pack only, unless used with the Airtronics Super Vortex ZERO ESC (available separately) plugged into the BATT/SSL port of the included RX-472 receiver.
  • Page 64 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TElEMETRY ( TElEMETRY DISplAY OpTIOnS ) SYSTEM This section covers both the TEMP1 and TEMP2 menus, since programming each of them is exactly the same. Choose either the TEMP1 or the TEMP2 menu depending on which of the two Temperature Sensor Ports you want to make changes to.
  • Page 65 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TElEMETRY ( TElEMETRY DISplAY OpTIOnS ) SYSTEM 1) From within the TEMP1 or TEMP2 menu, scroll UP or DOWN to highlight ALERT TEMP 212ºF (or 100ºC). 2) Press the ENTER key, then scroll UP or DOWN to change the Alert Temperature value.
  • Page 66 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TElEMETRY ( TElEMETRY DISplAY OpTIOnS ) SYSTEM 3) Press the ENTER key, then scroll UP or DOWN to change the Maximum Voltage value. The Voltage Display Monitor on the Telemetry Screen will not display receiver battery Voltage values above the Maximum Voltage value programmed.
  • Page 67 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TElEMETRY ( TElEMETRY DISplAY OpTIOnS ) SYSTEM 1) From within the RPM menu, scroll UP or DOWN to highlight MAX RPM 30000 (or MAX SPEED 34mph or MAX SPEED 54km/h). 2) Press the ENTER key, then scroll UP or DOWN to change the Maximum RPM or Maximum Speed value.
  • Page 68 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TElEMETRY ( TElEMETRY DISplAY OpTIOnS ) SYSTEM 3) Press the ENTER key, then scroll UP or DOWN to change the Telemetry ON/OFF value. When ON is selected, the Telemetry System is turned ON. When OFF is selected, the Telemetry System is turned OFF.

  • Page 69: Telemetry Connections And Mounting

    TElEMETRY cOnnEcTIOnS AnD MOUnTInG REFEREncE When used with an Airtronics 2.4GHz FH4T Telemetry-capable surface receiver, such as the RX-461 or RX-462, and up to two Temperature Sensors and an RPM Sensor (all available separately), Telemetry Data, such as RPM or Speed, Temperature, and Receiver Voltage can be viewed on the M12 transmitter's Telemetry Screen.
  • Page 70 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TElEMETRY cOnnEcTIOnS AnD MOUnTInG REFEREncE IMPORTANT: If the Sensor Wires are not long enough for your specific application, you can carefully splice in extra wire of similar gauge to extend the Sensor Wires to the desired length. Make sure to solder the splices securely together and protect the splices using heat-shrink tubing.

  • Page 71: Troubleshooting Guide

    This troubleshooting guide can help you diagnose and solve some of the more common problems that you might encounter with your radio control system. If you cannot solve the problem using this troubleshooting guide, please contact Airtronics Customer Service using the information in the Service and Support section on page 3.

  • Page 72: Glossary Of Terms

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE cAUSE SOlUTIOn pROblEM RPM Sensor not functioning Sensor not facing reflective decal Mount Sensor so it faces rotating part/reflective decal Sensor to far away from rotating part Mount Sensor closer to rotating part...
  • Page 73 Charging Jack: Used for onboard charging of optional NiCd or NiMH batteries. Do not attempt to charge Alkaline batteries. Only the recommended Airtronics 110v AC charger should be used through the Charging Jack. If using an after-market Peak-Detection charger or other type of fast charger, the batteries should be removed from the transmitter to avoid damage to the transmitter circuitry and/or your batteries.
  • Page 74 GlOSSARY OF TERMS REFEREncE FH3 Modulation: Frequency Hopping 3rd generation FHSS technology. FH3 Modulation is used in new-generation Airtronics radio control systems, such as the M11X and MX-3X. FH4T Modulation: Frequency Hopping 4th generation FHSS technology. FH4T Modulation is the latest Airtronics 2.4GHz frequency modulation and supports Telemetry.
  • Page 75 Do not use with Analog servos! SSR Servo Operating Mode: If you're using Airtronics SRG Digital servos, you can use the SSR setting for the fastest response time. This results in the ultimate feel and response, making you feel more in control of your model than ever. Use only with...
  • Page 76 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE GlOSSARY OF TERMS REFEREncE Step Value: A preset amount that the servo will travel when a Trim Switch is pressed once. The step value can be adjusted so that the servo either moves more or moves less when the Trim Switch is pressed.

  • Page 77: Index

    Wrist Strap Anchor Slot: Used to attach the wrist strap anchor to the transmitter. Z-Connector: The type of servo and battery connector used by Airtronics. The Z-Connector is a universal connector which is electronically compatible with the airborne components of other radio control system manufacturers.
  • Page 78 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE InDEx REFEREncE Battery Compartment, Definition of 9, 73 Battery Compartment, Diagram of 6 Battery Installation. See Transmitter, Battery Installation Battery Options, Transmitter 5, 11 Battery Plug - Transmitter, Diagram of 11 Battery - Receiver, Installation 8...
  • Page 79 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE InDEx REFEREncE Dual Rate, Adjusting the Dual Rate Steering Percentage Value 19 Dual Rate, Adjusting the Throttle Dual Rate Percentage Value 19 Dual Rate, Controlling 19 Dual Rate, Overview 18 End Point Adjustment, Adjusting the Auxiliary 1 Channel 3 and Auxiliary 2 Channel 4 End Point Adjustment Percentage Values 21...
  • Page 80 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE InDEx REFEREncE Interval Timer, Setting the Alarm (Goal Time) 44 Interval Timer, Setting the Interval Timer (Target Time) 44 Interval Timer, Starting the Interval Timer 45 Interval Timer, Stopping the Interval Timer 45 Key Assignments.
  • Page 81 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE InDEx REFEREncE Modulation Type, Overview 52 Motor on Axle Mixing, Changing Motor on Axle Power Distribution Options 30, 37 Motor on Axle Mixing, Choosing the Motor on Axle Mixing Function 30, 37 Motor on Axle Mixing, Controlling 31, 38...
  • Page 82 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE InDEx REFEREncE Receiver Specifications 5 Receiver, Using 7.4 Volt Servos 8 Receiver Voltage Display, Definition of 15, 75 Receiver Voltage Display, Diagram of 14 Release, Definition of 75 RF Exposure Statement 3 Rotary Dial Key Assignments, Changing the Rotary Dial Direction of Travel 57...
  • Page 83 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE InDEx REFEREncE Suppression Capacitor, Definition of 76 System Features 5 System Menus, Overview with System Menus Table 49 Tandem Steering. See Four Wheel Steering Mixing, Choosing Four Wheel Steering Mixing Options Tandem Steering, Definition of 76...
  • Page 84 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE InDEx REFEREncE Throttle Trigger Spring Tension, Changing 13 Throttle Trigger Tension Adjustment Screw, Definition of 9, 76 Throttle Trigger Tension Adjustment Screw, Diagram of 6 Throttle Trim Display, Definition of 15, 76 Throttle Trim Display, Diagram of 14...

  • Page 85: Notes

    MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE nOTES REFEREncE...
  • Page 86 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE nOTES REFEREncE...

  • Page 87: Warranty And Liability Information

    This warranty does not cover typical wear and tear from use. Airtronics shall not be liable for any damage resulting from the use of this product. As Airtronics has no control over the use, setup, modification or misuse of this product, no liability shall be assumed nor accepted for any resulting damage or injury. By the act of using this product, the user accepts all resulting liability.
  • Page 88 MT-4S 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE Airtronics is Imported Exclusively in North America by: Global Hobby Distributors 18480 Bandilier Circle Fountain Valley, CA 92708 Telephone: (714) 963-0329 Fax: (714) 964-6236 Email: service@airtronics.net http://globalservices.globalhobby.com http://www.airtronics.net Features and Specifications are Subject to Change Without Notice.

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