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8J-2.4G

8-CHANNEL RADIO CONTROL SYSTEM

INSTRUCTION MANUAL

Technical updates and additional programming examples available at: http://www.futaba-rc.com/faq

Entire Contents © 2012

1M23N26602

Related Manuals for FUTABA T8J-2.4G

Summary of Contents for FUTABA T8J-2.4G

• 8J-2.4G 8-CHANNEL RADIO CONTROL SYSTEM INSTRUCTION MANUAL Technical updates and additional programming examples available at: http://www.futaba-rc.com/faq Entire Contents © 2012 1M23N26602...

• TABLE OF CONTENTS Introduction.............3 Trim..............45 Service ..............3 Sub Trim ............46 Usage Precautions ...........4 Servo ..............47 ....8 Fail Safe .............48 Flaperon (ACRO Only) ........50 Transmitter controls ..........10 Flap Trim (ACRO Only)........51 Transmitter batteries ..........12 AIL DIFF (ACRO Only) ........52 Switch assignment table ........12 Receiver and servo connections ......14 Elevon (ACRO Only) ........53 Charging batteries ..........15...

• OUTSIDE NORTH AMERICA (PROGRAMMING AND USER QUESTIONS) Please contact your Futaba importer in your region of the world to assist you with any questions, problems or service needs. Please recognize that all information in this manual, and all support availability, is based upon the systems sold in North America only.
• If you have purchased this product from an exporter outside your country, and not the authorized Futaba distributor in your country, please contact the seller immediately to determine if such export regulations have been met.

• Meaning of Special Markings Pay special attention to safety where indicated by the following marks: DANGER - Procedures which may lead to dangerous conditions and cause death/serious injury if not carried out properly. WARNING - Procedures which may lead to a dangerous condition or cause death or serious injury physical damage is high.
• Do not cover/hold the built-in antenna part of T8J-2.4G transmitter by your hand during Do not put any conductive plate/sticker on the antenna part. Otherwise, the operating range may become shorter.
• A QUICK INTRODUCTION TO THE 8J SYSTEM Note that in the text of this manual, beginning at this point, any time we are using a feature’s specialized name or abbreviation as seen on the screen of the 8J, that name, feature, or abbreviation will be exactly as seen on the radio’s screen, including capitalization and shown in a DIFFERENT TYPE STYLE for clarity.
• RECEIVER: R2008SB used with conventional system servos, etc. in addition to S.BUS system compatible servos and gyros, etc. Link switch (Connectors) Channel 1 output Channel 7 output for conventional system S.BUS Port Channel 8 output for conventional system /Battery terminal R2008SB Antenna SERVOS...
• Note that the 8J transmitter may be connected to another 8J system, as well as to many other models of Futaba transmitters. The 8J transmitter uses the newer micro (rectangular type) cord plug. Both new-to-new and new-to-round plug style trainer cords are available.

• TRANSMITTER CONTROLS - AIRPLANE Built-in Antenna Carrying Handle Flap Trim Control Digital Trim 5 This controls CH6, and if flaperon mixing is activated controls the flap. /CH7 Control SW(C) SW(B) Elevator - Flap Mixing or Rudder Dual Rate Switch Airbrake Mixing Switch SW(A) Elevator Dual Rate Switch...
• TRANSMITTER CONTROLS - HELI Built-in Antenna Carrying Handle CH8 Knob Digital Trim 5 SW(C) SW(B) Governor Switch/CH7 Rudder Dual Rate Switch SW(A) Elevator Dual Rate Switch SW(F) SW(D) Aileron Dual Rate Switch Idle-up 3 Switch /Gyro/CH5 SW(H) Trainer Switch SW(E) SW(G) Idle-up 1&2 Throttle - Hold Switch...

• * If there is any problem, the message "Backup Error" will be shown the next time when you turn on the power of the transmitter. Do not use the transmitter as it is. Send it to the Futaba Service Center. WARNING Do not connect any other chargers except the special charger to this charging connector.

• SWITCH ASSIGNMENT TABLE below. AUX-CH . check that you have the desired switch assignment for each function during set up. Switch/VR Airplane ( ACRO ) Helicopter ( HELI ) A or H SWITCH A elevator dual rate elevator dual rate SWITCH B rudder dual rate rudder dual rate...

• RECEIVER AND SERVO CONNECTIONS (Wing Type) Receiver ACRO Output and Aircraft ( ACRO ) (FLAPERON) Channel ailerons/aileron-1 AIL2 AIL1 FLP1 elevator FLP2 (CH6) (CH1) throttle rudder ACRO (FLAP) spare/landing gear/aileron-2 (CH1) AIL2 spare/aileron-2 AIL1 (CH7) (CH1) (CH6) spare/elevator-2 /mixture control Aileron Differential mode ( AILE-DIFF ).
• CHARGING THE BATTERIES (When the rechargeable battery option is used) Charging Your System’s Batteries 1. Connect the transmitter charging jack and batteries to the transmitter and receiver connectors of the charger. 2. Plug the charger into a wall socket. 3. Check that the charger LED lights. According to the description of the battery to be used and its exclusive charger, please use it after carrying out full charge.

• ADJUSTING THE IENGTH OF THE CONTROL STICKS transmitter more comfortable to hold and operate. To lengthen or Stick tip A Locking piece B locking piece B and turning stick tip A counterclockwise. Next, move the locking piece B up or down (to lengthen or shorten). When the length feels comfortable, lock the position by turning locking piece B counterclockwise.

• RANGE CHECK THE RADIO adequate operational range. We have installed a special “Power Down Mode” in the T8J in order to perform an operational ground range check. During this mode, the RF power is reduced in order to test the operational range of the T8J. To activate the Power Down Mode and Perform A Range Check: 1) To activate the “Power Down Mode”...

• Always pull on the plastic connector instead. to extend the length of the servo lead. Additional Futaba extension cords of varying lengths are available from your hobby dealer. Always use an extension of the proper length. Avoid plugging multiple extensions together to attain your desired length.
• Futaba's dual antenna diversity then seamlessly selects the best signal reception between these antennas to ensure that there is no loss of signal. 1. The two antennas must be kept as straight as possible. Otherwise it will reduce the effective range.
• Antenna Antenna *The two antennas should be placed at 90 degrees to each other. *The main purpose of the photo demonstrates how the antenna should be placed. vibration, shock, and temperature extremes. For protection, wrap the receiver in foam rubber or other vibration-absorbing materials.

• LINK PROCEDURE (T8J transmitter/R2008SB): Each transmitter has an individually assigned, unique ID code. In order to start operation, the receiver must be linked with the ID code of the transmitter with which it is being paired. Once the link is made, the ID code is stored in the receiver and no further linking is necessary unless the receiver is to be used with another transmitter.

• S.BUS INSTALLATION This set uses the S.BUS system. The wiring is as simplified and clean mounting as possible, even with models that use a large number of servos. In addition, the wings can be quickly installed to the fuselage without any erroneous wiring by the use of only one simple wire, even when there are a large number of servos used.

• TRANSMITTER DISPLAYS & BUTTONS reversed, and travels and trims will be wrong, potentially leading to a crash. Total timer display <TIMER> Shows the cumulated ON time. (hours:minutes) Up/down timer display <ST1.ST2> (minutes:seconds) Model timer display <MDL> Shows the cumulated ON time for each model.(hours:minutes) System timer display <SYS>...

• The BACKUP ERROR warning occurs when the transmitter memory is lost for any reason. If this occurs, all of the data will be reset when the power is turned on again. : all programming has been erased and is not available. Return your transmitter to Futaba for service.
• AIRCRAFT ( ACRO ) MENU FUNCTIONS Model Select .............27 Fail Safe .............48 Model Copy ............27 Flaperon (ACRO Only) ........50 Model Data Reset..........28 Flap Trim (ACRO Only)........51 Model Name ............29 AIL DIFF (ACRO Only) ........52 Parameter ............30 Elevon (ACRO Only) ........53 Model Type ............30 Ailevator (ACRO Only) ........54 RX select (S-FHSS /FHSS) .......31...

• MAP OF ACRO FUNCTIONS (Startup screen) To return to the Startup screen, To enter the Menu, press the End key. press the + key for one second. ( for one second) ACRO Menu (Menu 1/3) (Menu 2/3) (Menu 3/3) Press Key to page up and down through the 3 pages of screens in each menu.

• A LOOK AT THE RADIO'S FUNCTIONS STEP BY STEP MODEL SELECT submenu: includes three functions that manage model memory: MODEL SELECT , MODEL COPY and MODEL RESET . Since these functions are all related, and are all basic features used with most models, they are together in the MODEL SELECT submenu.

• GOAL of EXAMPLE: STEPS: INPUTS: Copy model 3 into model 5. Open the menu, then open MODEL for 1 second. SELECT submenu. if required to MODEL SELECT . N O T E : T h i s i s o n e o f s e v e r a l Confirm you are currently using the If SELECT does not indicate 3 , use MODEL functions for which the radio requires...

• MODEL NAME/USER NAME : MODEL NAME assigns a name to the current model memory. By giving each model a name that is immediately recognizable, a crash. USER NAME Adjustability and values: MODEL NAME: format ( MODEL-0001 USER NAME: NOTE: When you COPY one model memory over another, everything you change MODEL TYPE or do a MODEL RESET , the entire memory is reset, including MODEL NAME want to do after you COPY a model, change its type, or start from scratch, is rename the new copy to avoid confusion.

• PARAMETER submenu: SFHSS or FHSS ]? trim on channel 3 ( ATL )? using the MODEL RESET : see p. 28. (ACRO) (HELI) MODEL TYPE : sets the type of programming used for this model. The T8J has 20 model memories, which can each support: ACRO elevator servos, ELEVON , and V-TAIL for further information.) MODEL TYPE for details, p.
• Receiver modulation select ( RX ): sets the type of modulation transmitted. The modulation of your receiver will determine whether you utilize SFHSS or FHSS setting in RX during transmission. F/S ) settings as you intended (see p. 48). SFHSS / FHSS SFHSS mode/ FHSS mode) Adjustability: SFHSS...

• Adjustable travel limit ( ATL TRIM LEVER (THROTTLE TRIM) effective only at low throttle, disabling the trim at high throttle. This prevents pushrod jamming due to idling trim changes. This function defaults to ON . If you are not using channel 3 for throttle, you may want trim operation the same as on all other channels. To do so, set ATL to OFF .

• Home screen display mode selection ( HOME-DSP ): selects the display item in the home screen. USER NAME mode DT5/DT6 mode USER NAME : displays USER NAME in the home screen. (default) The default USER NAME DT5/DT6 : displays the current DT5 and DT6 position in the home screen. THR/PIT : displays the current throttle and pitch position in the home screen.

• GOAL of EXAMPLE: STEPS: INPUTS: Change BATT TYPE from 4CELL to 5CELL . Open the menu, then open PARAMETER for 1 second. submenu. to PARAMETER . Go to BATT TYPE and change setting. to BATT TYPE . (Ex: 5CELL ) to 5CELL .

• MDL-TRANS [ T8J of the transmits side ] 1. The data of a model to send is called by MDL-SEL. 2. MODE of MDL-TRANS is set to TRANSFER . 3. Execute . [ T8J of the receives side ] *It receives for 10 seconds. 1.

• End Point of servo travel adjustment ( END POINT ): the most flexible version of travel adjustment available. It directions. Again, for CCPM helicopters, be sure to see SWASH AFR (see p. 75) prior to adjusting end points. Adjustability: END POINT spoilers.

• Engine idle management: IDLE-DOWN and THR-CUT THROTTLE TRIM to provide a simple, consistent means of engine operation. No more fussing with getting trim in just the right spot for landings or THROTTLE-NEEDLE (p. 62) and THROTTLE DELAY (p. 63). IDLE-DOWN ( ACRO Important note: The IDLE-DOWN function is not normally used when starting the warns that IDLE-DOWN is on when the transmitter is turned on.

• Throttle cut ( THR-CUT ): provides an easy way to stop the engine by flipping a switch (with THROTTLE STICK at HELI , there is an additional setting, THR-HOLD . See p. 78. NULL to avoid accidentally assigning it to a switch, which might result in an unintentional dead IDLE-DOWN and THR-CUT on p.

• Dual/triple rates and exponential ( D/R , EXP ): assigns adjusted rates and exponential. Dual/Triple Rates: rates affect the control listed, such as aileron, not just a single (ex: channel 1) when using FLAPERON or AIL-DIF when using AILEVATOR or ELEVON or a CCPM helicopter. Activation: SWITCH, A-H Adjustability:...
• GOAL of EXAMPLE: STEPS: INPUTS: Set up dual rates and exponential in a Open D/R , EXP . for 1 second. HELI model. to D/R , EXP . Choose channel. to desired channel. to No . to UP . Set rate and exponential (Ex: high rate to D/R .
• GOAL of EXAMPLE: STEPS: INPUTS: Set up aileron triple rates on SWITCH Open D/R , EXP function. for 1 second. to D/R , EXP . Choose the channel to change to desired channel. aerobatics) and exponential settings of (Ex: aileron is already selected) ACRO model.

• TIMER submenu TIMER<1> TIMER<2> Adjustability: below 0. TIMER DOWN TIMER ) SWITCH A-H, by THROTTLE STICK ( ST-THR ) (Using the THROTTLE STICK is ( PWR-SW ). SWITCH A-H) GOAL of EXAMPLE: STEPS: INPUTS: Open TIMER function. for 1 second. b e i n g c o n t r o l l e d b y T H R O T T L E to TIMER .

• Auxiliary channel function ( AUX-CH Adjustability: SWITCH (A-H), TRIM LEVER (DT5 and DT6), or KNOB [VR]. channels for 2 rudder servos.) GYRO SENSE , GOVERNOR , and THR-NEEDLE functions are activated, AUX-CH settings of related channels become invalid automatically. Related channels: GYRO SENSE ( ACRO / HELI ): ch.

• TRAINER : for training novice pilots with optional trainer cord connecting 2 transmitters. The instructor has several levels of controllability. Adjustability: NOR : When the TRAINER SWITCH is ON, the channel set to this mode can be controlled by the student. The set channel is controlled according to any FNC : When the TRAINER SWITCH is ON, the channel set to this mode can be controlled by the student, controlled according to any mixing set at the MIX : When the TRAINER SWITCH is ON, the channel set to this mode can be controlled by both the student and the...

• TRIM submenu: resets and adjust effectiveness of digital trims. The 8J has digital trims which are different from conventional mechanical trim sliders. Each TRIM LEVER TRIM LEVER is pressed, the trim is changed a selected amount. When you hold the TRIM LEVER, the trim speed increases. The current trim position is graphically displayed on the start up screen.
• SUB-TRIM the default being no SUB-TRIM . SUB-TRIM SUB-TRIM values as small as possible. Larger SUB-TRIM restricted on one side. The recommended procedure is as follows: TRIM RESET menu) and the SUB-TRIMs SUB-TRIM GOAL of EXAMPLE: STEPS: INPUTS: SUB-TRIM until Open SUB-TRIM .

• SERVO display and cycle submenu: The servo submenu includes two features: Real-time bar-graph display to demonstrate exactly what commands the transmitter is sending to the servos. (This can be particularly handy in setting up models with complicated mixing functions, because the results of each Servo cycle function Adjustability: servos to be cycled.

• FailSafe (loss of clean signal and low receiver battery) submenu ( F/S ): sets responses in case of loss of signal or low Rx battery. FailSafe ( F/S ): instructs a 2.4G receiver what to do in the event radio interference is received. Adjustability: FHSS mode: ch2 only) NOR (normal) setting holds the servo in its last commanded position.
• Aircraft wing types ( ACRO ): There are 3 basic wing types in aircraft models: This is the default setup and requires no specialized wing programming. ELEVON . Twin Aileron Servos (with a tail) ( ACRO ): Many current generation models use two aileron servos, plugged into two ELEVON , p.
• Using FLAPERON ( ACRO ): The FLAPERON mixing function uses one servo on each of the two ailerons, raise/lower simultaneously. Of course, aileron function (moving in opposite directions) is also performed. Once FLAPERON ELEVATOR-FLAP mixing), the radio commands both FLAPERON . A trimming feature is also available (see FLAP-TRIM END POINT and SUB-TRIM both still adjust each servo individually.
• Using FLAP-TRIM ( ACRO ) FLAP-TRIM FLAP-TRIM is made active with AIL- DIFF , it will not have any effect. The ONLY function that allows control of the AIL-DIFF AIRBRAKE .) Most modelers use AIRBRAKE movement of a switch. GOAL of EXAMPLE: STEPS: INPUTS: Add FLAP-TRIM...
• Using Aileron Differential ( AILE-DIFF )( ACRO ): AILE-DIFF controlling proper aileron AILE-DIFF , except if using AIRBRAKE (Note FLAP-TRIM active while using AILE-DIFF , it will not have any effect. ONLY AIRBRAKE controls the ailerons as flaps in the AILE-DIFF GOAL of EXAMPLE: STEPS: INPUTS:...
• Aircraft tail types ( ACRO ): There are 4 basic tail types in aircraft models: AILVATOR p. 54. ELEVON . p. 53. V-TAIL . Model uses 2 surfaces, at an angle, together to create yaw and pitch control. see V-TAIL . p. 55. AILEVATOR , V-TAIL , and ELEVON ) can be used at a time.

• Dual Elevator Servos (with a rudder) ( AILEVATOR ) ( ACRO ): Many models use two elevator servos, plugged in separate V-TAIL , p. 55.) ELEVON travel. surfaces. Adjustability: THROTTLE-NEEDLE uses REVERSE or the set percentages may be reversed here. AIL3 and 4 to 0 disables this feature.

• Using V-TAIL ( ACRO ): V-TAIL functions are combined for the two tail surfaces. Both elevator and rudder travel can be adjusted independently on each surface. NOTE: If V-TAIL is active, you cannot activate ELEVON or AILEVATOR functions. If one of these functions is active, an error message will be displayed and you must deactivate the last function prior to activating V-TAIL .

• SNAP-ROLL ) ( ACRO ): the same input every time. It also removes the need to change dual rates on the 3 channels prior to performing a snap, as SNAP-ROLL the same position, regardless of dual rates, inputs held during the snap, etc. others snap on elevator alone.
• GOAL of EXAMPLE: STEPS: INPUTS: Activate SNAP-ROLL . Adjust aileron to Open the SNAP-ROLL function. for 1 second. 105% ,elevator travel to 95% , rudder to SNAP-ROLL . travel to 120% in the right/up snap. Activate the function. to MIX . to OFF or ON .
• MIXES: Mixes are special programs within the radio that command one or more channels to act together with input from only one There are a variety of types of mixes. Types: Linear: FLAPERON Offset: An OFFSET servo is moved to a set percentage of its range. An example of this is AIRBRAKE Curve: Curve mixes are mostly used in helicopters, but may also be used in airplanes and gliders.
• ELEV-FLAP mixing ( ACRO ): ELEV-FLAP ELEVATOR STICK is moved. It is most Adjustability: Rate when the ELEVATOR STICK is pulled to provide full up elevator.) : fully assignable. (SwA to H) NULL GOAL of EXAMPLE: STEPS: INPUTS: Activate ELEV-FLAP mixing. Adjust flap Open the ELEV-FLAP function.
• AIRBRAKE mixing ( ACRO ): AIL1 AIL2 FLAPERON and AILEVATOR , AIRBRAKE done for you within the radio. AIRBRAKE FLAP-ELEVATOR mixing together. Adjustability: Activation: Proportional by moving the THROTTLE STICK Mix SWITCH is selectable. LINR (Linear/Inversely proportional to THROTTLE STICK): provides a proportional increase in amount of AIRBRAKE action as THROTTLE STICK is lowered and assigned switch is on.
• GOAL of EXAMPLE: STEPS: INPUTS: Activate AIRBRAKE on a FLAPERON . FLAPERON is active. see FLAPERON instructions. model. Adjust the flaperon travel to Open the AIRBRAKE function. for 1 second. 75% ,with negative elevator (push) of to AIRBRAKE . 25% . Activate the function.
• THROTTLE-NEEDLE mixing ( ACRO / HELI ): ( ACRO ) ( HELI ) THROTTLE-NEEDLE THROTTLE STICK inputs for perfect engine tuning at all throttle settings. This function is particularly popular with Adjustability: AILEVATOR . ACC ) function ( ACRO only) helps the engine compensate for sudden, large amounts of throttle input by on rapid throttle input.
• Where next? Set up THROTTLE DELAY Adjust throttle and Ch8 END POINTs : see p. 36. Set up programmable mixes, for example, AILERON-to-RUDDER : see p. 65. Throttle delay function THR-DELAY ( ACRO ): The THR-DELAY function is used to slow the response of the throttle servo to simulate the slow response of a turbine engine.

• Throttle curve ( THR-CURVE )( ACRO ): This function adjusts the throttle operation curve for optimum engine response NOTE: If the throttle EXP function is activated, you cannot use THR-CURVE function simultaneously. Adjustability: GOAL of EXAMPLE: STEPS: INPUTS: Adjust throttle curve until engine idles Open the THR-CURVE function.
• LINEAR PROGRAMMABLE MIXES ( PROG.MIX1-4 ): Your 8J contains four separate linear programmable mixes. (Note that P.Mixing There are a variety of reasons you might want to use these mixes. A few are setup follows, step by step, to assist you. Adjustability: these mixes, simply select that mix number so that the master and slave servos are already selected for you.
• On/off choices: SWITCH: Any of the positions of any of the 8 switches may be used to activate a mix. UP&CT , CT&DN options allow the mix to be ON SWITCH. NULL : No SWITCH can turn this mix OFF . This mix is active at all times. THR : Turned on/off by THROTTLE STICK movement.

• GOAL of EXAMPLE: STEPS: INPUTS: Set up a FLAP-ELEV mix: Open an unused programmable mix. for 1 second. (Ex: use P.MIX3 to P.MIX1-6 . ON when SWITCH C is in the down for FLAP-ELEVATOR .) to 3 position. Activate the function. to MIX .
• CURVE PROGRAMMABLE MIXES ( PROG.MIX5-6 ): ACRO / HELI programs contain two separate curve programmable mixes. There are a variety of reasons you might curve mix is the THROTTLE-NEEDLE at 5 points along its RPM range. One programmable curve mix defaults to RUDDER-AILERON The 2 programmable curve mixes default to the most frequent choices, but can be set to any channel.
• GOAL of EXAMPLE: STEPS: INPUTS: Set up a RUDD-ELEV curve mix on a Open an unused curve programmable for 1 second. model that pitches down severely at mix. (Ex: use PROG.MIX6 since it is to P.MIX1-6 . full rudder and not at all with minimal RUDDER-ELEV .) to 6 .
• GYA gyro mixing FLAPERON . input is performed automatically by the gyro. Adjustability: (selectable) SWITCH A-H) NOR : Normal mode gain. AVC STD : Other than GYA gyros repeatedly. Precautions: necessary when turning because the weathervane effect is lost. Use the gyro in the Normal mode unless you are an expert in rudder operation.
• Gyros: information on gyro types, please see p. 70. Retracts: Retractable landing gear is often used on scale models for increased realism and on high performance models to servo used for mechanical retracts will continue to draw full power the entire time, prematurely draining the battery Pneumatic (air driven) retracts use a standard servo to control an air valve which directs air into or out of the retract units, moving the gear up or down.

• HELICOPTER MODEL FUNCTIONS .......... 72 Table of contents and reference info for helicopters . 72 Model Select .............27 ........81 Model Copy ............27 ........81 Model Data Reset..........28 ..........83 Model Name ............29 ..........84 Parameter ............30 ........85 Model Type ............30 ........85 .......31 ........86 ATL ..............32 ..........87 LED adjustment ..........32...
• HELI-SPECIFIC MENU FUNCTIONS MODEL TYPE : This function of the PARAMETER submenu is used to select the type of model programming to be used. Before MODEL TYPE is an 8JA, the default is ACRO HELI ( H-1 ). HELICOPTER SWASHPLATE TYPES: The 8J radios support 8 basic swashplate setups, including "single servo"...
• GOAL of EXAMPLE: STEPS: INPUTS: Change the MODEL TYPE and SWASH Confirm you are currently using the TYPE of model

  3 from aircraft to 120 proper model memory. (example: 3) # on top left. If it is not the correct model (example:3), unison for collective pitch and aileron see MODEL SELECT .

• SWASH AFR (not in SWH1 ): Swashplate function rate settings ( SWASH AFR ) reduce/increase/reverse the rate (travel) of the aileron, elevator (except H-2 ) and collective pitch functions, adjusting or reversing the motion of all servos involved in that function, only when using that function.
• Swash Mixing ( SWH MIX ): This function can be set for each flight condition, and is used to correct the tendency of the model to change when the rotor is tilted by aileron, elevator, and rudder controls. Adjustability: GOAL of EXAMPLE: STEPS: INPUTS: When the right roll is carried out, an...
• Throttle Mixing ( THROTTLE MIX ): This function can be set for each flight condition, and is used to correct the tendency of the model to change altitude when the rotor is tilted by aileron, elevator, and rudder controls. Adjustability: GOAL of EXAMPLE: STEPS: INPUTS:...
• Setting up the Normal Flight Condition: collective pitch curves are adjusted to provide consistent engine RPM despite the increase/decrease in collective pitch of As the 2 curves and revo. mixing are all interrelated. Note that the normal throttle, pitch and revo curves are all available. These may also be updated later in the menu with the IDL3 ), plus throttle hold ( HOLD )].
• GOAL of EXAMPLE: STEPS: INPUTS: Set up Normal Flight Condition Open the THR-CURV/NOR function. for 1 second. 5% .) Throttle/Collective Pitch Curves and to THR-CURV/NOR . Revo. to POINT-1 . to 5% . Base point: Adjust base point of throttle curve until engine idles reliably on the Open the PIT-CURV/NOR function.
• THR-HOLD : This function holds the engine in the idling position and disengages it from the THROTTLE STICK when SWITCH E Prior to setting up THR-HOLD is opened fully at high throttle. Then, use the digital trim to adjust the engine idle position.
• THR-CURVE and PIT-CURVE a separate collective pitch curve is available for throttle hold. Sample curves are displayed in the appropriate setup types (ex: curve of 100, 70, 50, 70, 100 to provide full throttle for inverted maneuvers. the bottom in a hurry.) Adjustability: (including inverted).
• unless the revo. mix is also increasing appropriately.) IDLE-UPS: different throttle curves, collective pitch curves, revo. mixing, and trims (except IDLE-3 certain maneuvers more easily. Lastly, the gyro and dual rate functions may be set to provide separate rates per condition changes in pitch.
• ### OFFSET : Optional separate trims in addition to those for the normal condition. This function is used to automatically change helicopter tends to drift to the right at high speeds, so an aileron offset may be applied to offset the helicopter to the left. The necessary elevator offset varies with model geometry, so it must be determined by noting collective pitch changes at high speed.
• DELAY : The Delay function provides a smooth transition between the trim positions whenever OFFSET , REVO. MIXING , or THROTTLE HOLD functions are turned on and off. Adjustability: pitch. new position...quite a long time. GOAL of EXAMPLE: STEPS: INPUTS: Set up a delay on all channels to ease Open the DELAY function.
• HOVERING ADJUSTMENTS ( HOV-THR and HOV-PIT ): curves for ideal setup. Adjustability: NULL center, the trim value accumulates.) NORM/IDL1 ) condition only. NORM GOAL of EXAMPLE: STEPS: INPUTS: Open the HOV-PIT function. for 1 second. adjustments. Remember these affect to HOV-PIT . only the hovering (normal) condition.

• HIGH/LOW PITCH ( HI/LO-PIT ): Adjustability: CONDITION SELECT function (p.78). MANUAL for multiple models. GOAL of EXAMPLE: STEPS: INPUTS: Open the HI/LO-PIT function. for 1 second. 1 condition. to HI/LO-PIT . A function is turned on. to ADJ . to NORM . to IDL1 .

• System) technology. These sensors, or computer chips, sense the motion. MEMS is far more accurate and less susceptible to inaccuracies caused by temperature changes, etc. until the same rotation is achieved. the gain is automatically. This way, if you give a large input for a stall turn, for example, the gyro turns itself off and using specialized digital servos.
• CH . Gain Example for AVCS/Heading-hold Gyros ( GY ) "Normal Mode" "Heading Hold Mode" +100% GOAL of EXAMPLE: STEPS: INPUTS: Open and activate the GYRO SENSE for 1 second. function. to GYRO SENSE . Activate the function. to MIX . to ON .

• GOVERNORS: GV-1 connections Magnetic sensor Throttle servo Control amp Mixture servo Connected only when fuel mixture function used. Speed setting channel Throttle channel Connected when speed set from transmitter Governor ON/OFF / Mixture trim channel Connected when the governor is turned on and off from transmitter and when mixture trim function is used, or when mixture curve data is sent from transmit- ter to governor...
• Expert Tip: Mounting the governor to the counter gear instead of the fan BPS-1 RPM Sensor which attaches a sensor to an exclusive engine directly is simpler. Switch Position Governor Speed Rate (%) (Switch C UP or NORM RS2: 1400 CNTR or IDL1 Speed adjusted by raising and lowering rate.

• TX SETTING ＋ − 1. Simultaneously depress the ＋ and − ■ STK-MODE The transmitter may be operated in four different MODE 1 MODE 2 The mode can be chosen by ＋− KEY from "STK- MODE 3 MODE 4 MODE" of the TX SETTING screen. The throttle detent mechanism will have to be moved as well.
• is displayed beside I t i s t h e d i s p l a y o f ④ ⑤ ■ ⑥ and left (up and down). "Complete" and is END. DOWN). pushed. ■ THR-REV ※ THR-REV setting Simultaneously depress the It is down about ①...