Search found 34 matches

by jarrred_1415
January 18th, 2012, 9:59 am
Forum: Helicopters C
Topic: Helicopter Testing
Replies: 98
Views: 20749

Re: Helicopter Testing

I guess it does wobble when it comes down, but when it goes up it shoots up. Yes we're using competition rubber 3/32 inch from freedomflightmodels. We're using lube, but I have no idea if it's silicone based. It came with the rubber we bought. How long should the rubber we're winding be? Our rubber...
by jarrred_1415
January 5th, 2012, 7:54 pm
Forum: Helicopters C
Topic: Rotors
Replies: 126
Views: 24070

Re: Rotors

Any drying in the oven should be at the lowest setting, well under 200 degrees. Doesn't take much to light off Balsa, as you found. You might be better just air drying over a heating register. Some folks have used microwaves to dry, very tricky but some make it work. It can overheat your glue and w...
by jarrred_1415
January 5th, 2012, 7:47 pm
Forum: Helicopters C
Topic: Helicopter Testing
Replies: 98
Views: 20749

Re: Helicopter Testing

Quick question guys, i'm new at this any my copter keeps turning on its side and moving then like a wright stuff airplane (obviously not in circles though). What causes this? Is it that the copter is top heavy or what? Can be a multiply things 1. the props aren't balanced. in which case you need to...
by jarrred_1415
October 12th, 2011, 9:02 pm
Forum: Helicopters C
Topic: Duration
Replies: 219
Views: 32274

Re: Duration

4 minute flight
by jarrred_1415
June 1st, 2011, 10:59 pm
Forum: Helicopters C
Topic: Duration
Replies: 305
Views: 35578

Re: Duration

wlsguy wrote:
illusionist wrote:Not sure if anyone remembers, but someone claimed a five minute helicopter..... What happened to that?
It's still possible. Maybe you'll see it next year :)
Definitely
by jarrred_1415
May 10th, 2011, 4:29 pm
Forum: Towers B/C
Topic: Curved Wood
Replies: 14
Views: 8304

Re: Curved Wood

havenguy wrote:Well, how do you make it the exact same curve every time?
i made a jig out of wood
by jarrred_1415
May 2nd, 2011, 6:44 pm
Forum: 2011 Invitationals, Regionals, and States
Topic: Ohio 2011
Replies: 162
Views: 32352

Re: Ohio 2011

hmcginny wrote:does anyone know the instruments centerville and solon used in Sounds of Music?
centerville uses chimes for one of their instruments
by jarrred_1415
May 2nd, 2011, 1:01 pm
Forum: Helicopters C
Topic: Duration
Replies: 305
Views: 35578

Re: Duration

I would believe a little over 3:00 but any more than that I'd have to see to believe. That's a great time! I look forward to seeing it at nationals fly i think a 3:30 plus is completely pausible. having built a heli that routenily gets over 3 minutes i can see where the improvements would be made a...
by jarrred_1415
May 1st, 2011, 7:58 pm
Forum: Mission Possible C
Topic: Sign Task
Replies: 111
Views: 24936

Re: Sign Task

chalker said that they used very few tasks, as mentioned above, so they probably lifted more than 177 grams. When i ran the math to get 177 it was assuming they did all the highest tasks, without those tasks they must have been closer to 185, maybe even more. i didn't see them run at state but i've...
by jarrred_1415
May 1st, 2011, 4:55 pm
Forum: Helicopters C
Topic: Duration
Replies: 305
Views: 35578

Re: Duration

ohio state had a probably 100-120 foot ceiling but its sloped with all kinds of obstruction. The French field house (where helicopters and other flight events have been held for years at OSU is ~47 feet tall at the peak, definitely not 100. ohhh! my bad good thing i didn't do metric mastery when it...

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