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Fast Lad Performance . Ace Hobby . Esprit Model

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Aerobatic 3D Contest > Piroetting loops
 
 
vitek
Key Veteran
Location: Corvallis, OR

I can already do piro-flips and piro-rolls okay, but I have a serious problem getting the climbing portion of the piro-loop to look right. Has anyone found a trick to make that part of the loop easier?

Maybe instead of working on the loop, I should go back and relearn the flip and roll while piroetting the other direction?

Travis
06-08-2003 Over year old.
 
 
vitek
Key Veteran
Location: Corvallis, OR

I guess I'll assume that there are no 'tricks' to the piroetting loop, or that nobody who posts here can do them.

Travis
06-09-2003 Over year old.
 
 
MJA
Key Veteran
Location: Cumbria-UK

Travis,
I think it's more a case of people can't be bothered.
A few years ago i emailed Curtis, because a couple of the people i'd asked in person who i knew could do them gave somewhat pissy answers, like they didn't want to give much away:-)

CY's reply was to split it up into backwards,forwards and sideways loops first.Then add a 1/4 piro at the top or bottom of each.Then add a 1/4 piro at the 3 and 9 o'clock positions.Then add it all together.


If you have a simulator and practise the segments you'll find it'll all start to flow eventually when you start to join it all up.
It's better if you can learn all the 1/4 piro views rather than rely on pure cyclic timing as cyclic timing is fine only if the tail holds a constant piro


Getting the heli up and over the first half is more difficult if you try to enter it with too little forward speed,you can still do piro loops of reasonable diameter from a near standing start but it requires a lot more engine power as you need the collective more to help haul it up and over the first half in time with the cyclics(asuming it's started from 6 o'clock).
You can fly into the entry already piro'ing,or fly straight and level then use the line of the nose/tail as a reference to start the first cyclic input
I found it's also helpful to practise into a headwind,it's more difficult getting the first half to look good when flat calm,though the tail may have more noticeable fast and slower half piro's when windy,just depends how good your gyro and tail setup is.

Martin
06-09-2003 Over year old.
 
 
MJA
Key Veteran
Location: Cumbria-UK

Panos,
What happened to just practise,practise,practise

When i said a lot of people can't be bothered,i meant to reply to a question in the first place and i wasn't getting at anyone in particular
as i do the same thing.


Martin
06-09-2003 Over year old.
 
 
vitek
Key Veteran
Location: Corvallis, OR

Thanks Footaba, this was exactly what I was looking for. Maybe not a trick, but it is something I can use to practice the maneuver.

Quote 

CY's reply was to split it up into backwards, forwards and sideways loops first.Then add a 1/4 piro at the top or bottom of each.



My biggest problem appears to be practicing complete piroetting loops, failing and getting discouraged. I'd do 10 loops and only get 1 that would look good. This gets old real quick.

I did find a little 'trick' to making them easier for me. Starting the loop while sideways. This sets me up so that I'm nose up at the 9 o'clock position, which seems to help.

Travis
06-10-2003 Over year old.
 
 
vitek
Key Veteran
Location: Corvallis, OR

Since I've finally got you guys reading this, I have a few quick questions.

I'm progressing fairly well with piroetting. I do upright piroetting circuits, flips, rolls and sometimes loops, all with left rudder. I can do a little inverted piroetting.

So now the questions. Should I slow down working on the 'maneuvers', go back the the 'basics', and practice upright/inverted piroetting circuits? Also, should I be learning every one of these maneuvers with left/right rudder, or go back and learn right rudder after I have them down with the left?

Travis
06-10-2003 Over year old.
 
 
MJA
Key Veteran
Location: Cumbria-UK

<>>

Travis,
Yes for learning upright and inverted piro circuits with fast and very slow rudder inputs.

The answer to the second part is really yes also,do the same with the opposite rudder input,however depending on your ability you could be spending a long time just doing that alone.Whatever you do the most you tend to get "handed" at so though it's even more time consuming it's best if you can mix both whilst practising
.The amount of real flying time you can get in in a year may dictate otherwise as to how long you spend doing what.



I've watched a lot of 3D flyers and generally most of them are "handed"
when it comes to more complex pirouetting stuff in as much as they always use the same rudder direction for their piro flips/loops etc.


Martin
06-10-2003 Over year old.
 
 
riprocop
Senior Heliman
Location: Sunny California

One word, "Practice!"
06-11-2003 Over year old.
 
 
Augusto
rrAdvertiser
Location: San Diego, CA

I can do them all day long and I managed to infect panos with the piro virus now hehehe
Now he's as mesmerized with it as I was when I got infected LoL

Good thing because he infected me at IRCHA with his pumping-the-collective fetish thing!

Augusto.

Avant Aurora Ultimate
06-11-2003 Over year old.
 
 
mark fadely
Senior Heliman
Location: indianapolis, indiana

vitek,

I think the piro loop is one of the most difficult manuevers to do. You don't see too many pilots do one that really looks good, and is orientated with the flight line. Usually guys do them towards themselves or at a slight angle to themselves because they have learned piro flips in those orientations first. What makes the flight line orientated piro loop so hard is that you are canting your reference orientations by 90 degrees to either the right or the left vs. the "head on" orientation most use in piro flips. You are very correct in saying that the first 1/2 of the piro loop is the most troublesome to learn. I've been doing em for 3 yrs now and am just now gettting really comfortable with them. It's not a move for the easily discouraged pilot. Keep working on them though until you perfect them. I love a good piro loop with a large round flight path, it's truly art in motion.

mark fadely
06-13-2003 Over year old.
 
 
Albert
Heliman
Location: Munich, Germany

piroloop video

Hi,
@mark: I agree with you, that you need long practise, that a piroloop looks well like this (thats not me )

http://www.helipoint.org/wiki/pub/H...er/cw2003dh.MPG

~5MB

Albert
06-15-2003 Over year old.
 
 
wisebob
Senior Heliman
Location: US

wow...that video is impressive!
06-15-2003 Over year old.
 
 
1 page985 viewsPOST REPLY
Thunder Power RC . Mikado Modellhubschrauber . GrandRC

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Aerobatic 3D Contest > Piroetting loops
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