Rates and servo setup

[VicenteRC]

Troy:

You are giving us excellent tips.  I wish I had the settings for windy 
conditions in the Nats.  Also, I wish to have your fingers.

Thanks,

Vicente Bortone





----- Original Message -----
From: Troy Newman <troy_newman at msn.com>
Date: Friday, August 1, 2003 2:31 pm
Subject: Re: Rates and servo setup

> I have a couple rates...I have a High rate elevator for spin entry
> only....This rate is 100% of the servo travel...I have a low rate 
> Elevatorwhich is in the 85% range. The higher elevator just helps 
> get the model
> stalled...I spin on low rate.
> 
> I have a Higher rate aileron that is 100% throw....this is for the 
> verticalupline snaps only...There is one vertical upline snap and 
> that is in the
> F-03 sequence. My flying aileron rate in 90% this is what I do the 
> entireP-03 and all but one maneuver of the F-03 sequence on.
> 
> I have one rudder rate
> 
> 
> By the way these rates are pretty mild compared to some....I am 
> flying my
> Smaragd with 11deg of aileron and about 10 deg of Elevator...About 
> 30 deg of
> rudder....on high elevator I think I get about 12-13deg and High 
> aileron its
> like 13 deg tops...maybe 14
> 
> 
> So I have a little room for adjustment...as you attend contests at 
> sea level
> or 6000ft you need a few points of travel to adjust with to get 
> the same
> feel...I find at most its about a 10% swing....usually in the 5% 
> range.
> I have started limiting the adjustment to 85%...If I'm less than 
> 85% on the
> rate I look at changing the mechanical linkage. Unless I'm needed 
> that extra
> throw for a certain mode.
> 
> I have played with different conditions and different rates....The 
> onlyplace I see a need for a special condition is Vertical Upline 
> snaps and Spin
> entries. On the upline snap I also have a higher idle...as I 
> unlike some
> guys chop the power on the upline for the snap. I found it helped some
> things like heading and break(appearance or look) in the snap With 
> power on
> a upline negative snap will look very barrel like.....Especially 
> one done on
> center as in the F-03.....So I speed up the ailerons a little and 
> then pull
> some of my power out of it....this made for a clean snap.The 
> problem is not
> loosing too much energy...So an idle setting of about 25-30% power 
> on the
> same switch as the Higher rate aileron was easy to do.....So for 
> the P-03
> sequence I flip one switch other than my kill switch and its on 
> the last
> maneuver of the sequence....And in the Final schedule I flip 2 
> switches a
> spin condition and a upline snap....by the way the spin condition 
> has only a
> larger throw on Elevator same aileron rate...and the upline snap 
> has a
> little higher aileron rate and a higher idle.....I use the Flight 
> Modes of
> the 10X and its easy to keep the changes straight. Actually its 
> all 3 modes
> are on one switch....its a 3 position switch....
> 
> In AMA pattern there are no upline snaps so the only mode I would 
> use would
> be for the Spin entry....This is not really even needed but adds a 
> littlesafety margin. If you enter the spin right you can get it 
> stalled and a
> clean break on low rate...but the extra little travel helps insure 
> a good
> break and stall..
> 
> Oh one more little switch I have active beside the kill switch. I 
> have two
> different throttle curves...one is a windy flight and one is a calm
> flight....This is on a switch because the 10X allows me easy 
> management of
> the throttle curve...the difference is where my "cruise" flat spot 
> is on the
> curve....The windy one is about 5%-10% higher than the calm 
> version.....justgives a little more energy while still keeping the 
> throttle stick in the
> same spot. The end points stay all the same but the middle curve 
> changes a
> little.... Another way is to have 2 different models setup...One 
> windy and
> one calm....Then when you get ready to take off you decide which you
> need....Sometimes conditions change in the air...thus the flex of 
> the 10X
> comes into play....Other radios can work around this also....I 
> know the 8
> ch's use a throttle to throttle curve mix to setup a curve....So 
> you could
> do two curve mixes if you have any left. The 9Z uses conditions 
> and you just
> pick a  new condition setup....the 10X is cool as all I have to do 
> is say
> put the throttle curve on the gear switch and it automatically 
> gives me two
> curves for it. No messing with the Flight modes or 
> conditions....its one
> touch of the screen and its all setup.
> 
> TN
> ----- Original Message ----- 
> From: "Jeff Hughes" <jhughes at hsonline.net>
> To: <discussion at nsrca.org>; <discussion at nsrca.org>
> Sent: Friday, August 01, 2003 2:07 PM
> Subject: Re: servo question
> 
> 
> >
> > If I understand right, now you do not have high or low rates, 
> just one
> > rate that you fly everything?
> >
> > Jeff
> >
> > > Jon,
> > >
> > > you will be surprised at the precision you gain.....I was believe
> > me....its
> > > huge....60% low rates are killing the precision of your model. If
> > you are
> > > going to try to improve your flying you need to improve your 
> setup.> >
> > > I have been doing this a long time and been fairly successful with
> > it...and
> > > just this past spring I found that I was not using the 
> equipment to
> > its
> > > potential....my answer was well I'm close and my setup is 
> clean and
> > > neat....followed all the rules about square pushrod to the servo
> > horn (not
> > > the servo case but the arm)...and use stiff friction free
> > linkages....and so
> > > on...Well my low rates that I do everything on were down in 
> the 60-
> > 70%
> > > range.
> > >
> > > I went in one hole on the servo arm and dialed out the control 
> horns> on the
> > > surface...and man alive Rate values went up to 90 and 
> 100%...hitting> lines
> > > and points became soooooo much easier. Servo pot wear was less 
> of a
> > factor
> > > and yes my flying got better overnight! Huge improvements.
> > >
> > > I would have called BS on this before...I would have figured hey
> > I've got a
> > > good setup. What I did do was over compensate for lack of 
> mechanical> > advantage with speed and power of the servo....Now 
> that I have the
> > > mechanical advantage the speed and power of the servo are working
> > for me.
> > > Servos especially the performance servos we use in competition
> > models are an
> > > investment. Whether its a $70 4131 or a $100 digital you are 
> paying> for the
> > > performance of the servo....Why would you short change the 
> servo by
> > sticking
> > > it in a position where its working so hard just to maintain. 
> Give it
> > the
> > > right setup and environment and you will be able to feel the
> > difference too.
> > >
> > > Troy Newman
> > >
> > > ----- Original Message ----- 
> > > From: "Jon Uhler" <juhler at bellsouth.net>
> > > To: <discussion at nsrca.org>
> > > Sent: Friday, August 01, 2003 12:27 PM
> > > Subject: re: servo question
> > >
> > >
> > > > Troy,
> > > >
> > > > Good point on it not being just a IMAC thing.
> > > >
> > > > I guess I haven't bother getting really crazy on the Focus 
> set up
> > yet
> > > cause it is not needed for Sportsman.  I wanted a simple, easy 
> setup> so I
> > > could concentrate more on flying and learning the ropes.  As I 
> start> to
> > > practice other schedules I will need to work on my radio set up.
> > > >
> > > > I was talking to Larry recently about his Focus set up and
> > discovered that
> > > for Sportsman, I didn't even need to set up a dual rate on the
> > elevator or
> > > ailerons.  I plan on making a copy of the model memory and start
> > tweaking
> > > it....
> > > >
> > > > Jon
> > > >
> > > > =====================================
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> > >
> >
> > -- 
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> > http://home.core.com
> >
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