9C Dual Rate Setup
#1
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From: Fort Collins,
CO
I have a Futaba 9C radio. I would like make the following switch assignments:
Switch B DOWN: Rudder low rates
Switch B UP: Rudder high rates
Switch D DOWN: Elevator low rates
Switch D UP: Elevator high rates (I can get this far)
Switch A DOWN: Aileron low rates
Switch A UP: Aileron high rates + Rudder and Elevator high rates.
Is this possible?
The theory here is that Switch B UP creates the ability to knife edge, stall turn, etc., with normal rates on the control surfaces other than the Rudder. Switch D UP creates the ability to do water falls, harriers, etc., with normal rates on the control surfaces other than the Elevator. Switch A UP puts high rates on all the control surfaces for spins, snap-rolls, etc.
Do you have a better suggested arrangement?
Switch B DOWN: Rudder low rates
Switch B UP: Rudder high rates
Switch D DOWN: Elevator low rates
Switch D UP: Elevator high rates (I can get this far)
Switch A DOWN: Aileron low rates
Switch A UP: Aileron high rates + Rudder and Elevator high rates.
Is this possible?
The theory here is that Switch B UP creates the ability to knife edge, stall turn, etc., with normal rates on the control surfaces other than the Rudder. Switch D UP creates the ability to do water falls, harriers, etc., with normal rates on the control surfaces other than the Elevator. Switch A UP puts high rates on all the control surfaces for spins, snap-rolls, etc.
Do you have a better suggested arrangement?
#2
Senior Member
My suggestion is to put all rates on a three position switch. Low position would be all controls low rates, middle position has low rates except rudder on high (for hammerheads), and high position for all rates on high for 3D aerobatics.
#3

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From: Champaign, IL
Hi Rocky_Mountn_Flyer,
Since you have this set up up to setting your Aileron Dual Rates, I would keep the set up you have, and just continue with the Aileron Dual Rate set up. The to set the Rudder and Elevator High Rates onto switch A. I would do a Pmix for each of them.
The fist mix, do Rudder to Rudder, onto Switch A in the Up position at whatever rate you want the Rudder high rate to be. Next do an identical mix but this time you will do this from Elevator to Elevator with the rates set as needed for High rate. Again this will be on Switch A in the Up position.
Now, you will get normal Dual rate action from the switches that were selected in your Dual Rate menu, but you will also get full high rates of both Rudder and Elevator with the switch A in the Up position.
I hope you find this information helpful. You can also reach our Futaba support technical team at 217-398-8970, or via fax at 217-398-7721.
Sincerely,
Krysta
Lead Futaba Customer Service and Programming Technician
Since you have this set up up to setting your Aileron Dual Rates, I would keep the set up you have, and just continue with the Aileron Dual Rate set up. The to set the Rudder and Elevator High Rates onto switch A. I would do a Pmix for each of them.
The fist mix, do Rudder to Rudder, onto Switch A in the Up position at whatever rate you want the Rudder high rate to be. Next do an identical mix but this time you will do this from Elevator to Elevator with the rates set as needed for High rate. Again this will be on Switch A in the Up position.
Now, you will get normal Dual rate action from the switches that were selected in your Dual Rate menu, but you will also get full high rates of both Rudder and Elevator with the switch A in the Up position.
I hope you find this information helpful. You can also reach our Futaba support technical team at 217-398-8970, or via fax at 217-398-7721.
Sincerely,
Krysta
Lead Futaba Customer Service and Programming Technician
#4
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From: Fort Collins,
CO
Hi Krysta,
I tried the setup you describe and it works as advertised with one exception. If I have the B switch up and the A switch up, then the Rudder travel goes way beyond the high rate endpoint settings, potentially damaging the servo and/or the control surface. Same for the Elevator if the D and A switches are both up.
Any suggestions for dealing with this?
I tried the setup you describe and it works as advertised with one exception. If I have the B switch up and the A switch up, then the Rudder travel goes way beyond the high rate endpoint settings, potentially damaging the servo and/or the control surface. Same for the Elevator if the D and A switches are both up.
Any suggestions for dealing with this?



