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-   -   steering dual rate (https://www.rctech.net/forum/rookie-zone/13210-steering-dual-rate.html)

wAyneswOrld 02-09-2003 09:31 PM

steering dual rate
 
anyone can enlighten me as to wat this is and how i can use it...........

i own an MX-3 and have no idea what the D/R function is for.

thanks.

Claydoh 02-10-2003 06:47 AM

Dual rate is the total amount of travel both left and right. On a big sweeping track, you might turn it down to 80% so that you don't over steer the car. On a tight track, you would need more travel so you would set it higher.

wAyneswOrld 02-10-2003 07:23 AM

thanks for your reply claydoh........

then how is that different from EPA, or end point adjustments..... which is also a function on my TX???

cheers.........

Claydoh 02-11-2003 04:52 PM

EPA is the limit you set for each direction of travel by the servo. On my car, the servo can turn 82% to the left before it hits the steering block stop. If I left it at 100% it'll wear on the gears and parts trying to turn farther than it can. The dual rate of 100% would mean that you are turning the full value of the EPA. And don't worry if the Left is 82% and the right is 77% or something. Few cars are symmetrical.

wAyneswOrld 02-11-2003 06:09 PM

enlightened!
 
hmmmm....... i see now......

thanks so much for your help!

rnd_tang 02-11-2010 01:59 AM

Old thread dug up!

On my TRF416 I m finding that the car is way too glitchy, a small movement on the wheel will cause the car to jump all over the place.

Should I be using the steering dual rate function to limit this? To my understanding the steering dual rate will also reduce my turning circle?

What I want to achieve is the same amount of steering, but just at a slower speed.

My radio is the Airtronics MX-3FHSS.

Thanks!

mthird 04-08-2010 07:36 PM

Replying to a reply to an old thread ...

You want to use the EXPO function which changes the rate at which input movements around the center translate into arm throw.

rnd_tang 04-09-2010 12:55 AM

Heh, thanks mthird. I'll give it a go when I get home.

Cheers.

RC Dad 04-11-2010 09:48 PM

Agree with mthird. A little negative expo (-25%) is very helpful to take the 'jumpiness' out of minor steering corrections.

Photocycler 11-06-2010 10:30 PM

So does this mean if I have my DR set to 90% I am not getting full steering? another wards will my buggy not turn as tight with DR set to lower then 100%

I thought it just numbed the sensitivity of the the steering?

Dave H 11-07-2010 03:35 PM


Originally Posted by Photocycler (Post 8176014)
So does this mean if I have my DR set to 90% I am not getting full steering? another wards will my buggy not turn as tight with DR set to lower then 100%

I thought it just numbed the sensitivity of the the steering?

Your first paragraph is correct. Reduces total turning and sensitivity by the amount you turn it down. (assuming there is no steering bottoming out or travel limiting at 100% to start with)


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