Forum: New Product Release Info
04-18-2010, 07:26 AM
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Replies: 58
Views: 2,653
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Forum: General Forum
04-18-2010, 07:14 AM
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Replies: 9
Views: 594
Re: Your highest skill challenge score?
The key is to mix the Waits and sensor inputs. A lot of simple functions like moving a generic distance or opening a claw can be used with wait. It's when precise movement and limits come in that...
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Forum: New Product Release Info
04-17-2010, 09:33 AM
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Replies: 58
Views: 2,653
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Forum: Official VRC Clean Sweep Q&A
04-04-2010, 08:34 AM
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Replies: 1
Views: 464
Answered: Essay Submission Awards
I was wondering when and where we should submit the entries for the Teacher of the Year, Mentor of the Year, etc. awards. After searching the board, this site was used for last year and is still...
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Forum: Technical Discussion
04-02-2010, 09:55 PM
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Replies: 11
Views: 533
Re: What are the limits to the Vex motors?
You would have to consider the force to make the motor reach that resulting velocity, and then work backwards by calculating the velocity from the force of the motor minus the resisting force. I...
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Forum: UNOFFICIAL Answers - Ask the Community!
03-27-2010, 08:14 PM
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Replies: 1
Views: 198
Re: VexNet Issues
Saw this post on the Official forum.
http://www.vexforum.com/showthread.php?t=20956
To be honest it sounds like you haven't read the manual (...
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Forum: VRC Clean Sweep (2009-2010 VRC Game)
03-25-2010, 03:54 PM
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Replies: 43
Views: 2,618
Fields at Worlds
Two questions
1. How thoroughly are fields tested at Worlds? Ive had some problems with improperly set-up/tested fields that led to VEXNet users not being able to function, and I want to avoid...
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Forum: General Forum
03-25-2010, 03:03 PM
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Replies: 8
Views: 371
Re: Loctite
Well, I'm worried about it chewing up the plastic. All I have is a small screw through a Delrin bearing and into the motor, and all I plan to do is use a small dab and screw it into the motor.
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Forum: General Forum
03-24-2010, 04:04 PM
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Replies: 8
Views: 371
Re: Loctite
I make them pretty tight already, just over use they gradually vibrate out.
I know thread locking is legal, but would Teflon tape be legal as well?
It would be really, really nice if we had a...
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Forum: General Forum
03-24-2010, 02:52 PM
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Replies: 8
Views: 371
Loctite
I was just wondering if anyone has a preference of the type of Loctite they apply to VEX screws. I'm looking for a way to fasten the small, long screws into the motors without them falling out (at...
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Forum: UNOFFICIAL Answers - Ask the Community!
03-23-2010, 08:54 PM
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Replies: 3
Views: 503
Re: Pneumatics Force Calculations
http://www.vexrobotics.com/products/accessories/motion/275-0274.html
See "Max Force."
Plus for any piston, you can measure the force by multiplying the area of the cylinder head by the pressure...
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Forum: VEX Robotics Competition
03-18-2010, 01:29 PM
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Replies: 2
Views: 604
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Forum: UNOFFICIAL Answers - Ask the Community!
03-11-2010, 04:45 PM
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Replies: 19
Views: 871
Re: VexNet Question
If the VEXNet is a fast green, then the robot is linked. Good.
If the Robot is solid red, the main battery is near dead. Replace it with a charged battery, and insure that it is properly and fully...
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Forum: UNOFFICIAL Answers - Ask the Community!
03-11-2010, 04:39 PM
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Replies: 19
Views: 871
Re: VexNet Question
Game light shouldn't be on unless it's hooked up to a field or to a competition switch (either virtual or real).
And Spen, that wouldn't really affect anything since it's automatically 0 and 0...
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Forum: UNOFFICIAL Answers - Ask the Community!
03-11-2010, 04:27 PM
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Replies: 19
Views: 871
Re: VexNet Question
Check the lights on the VEXNet module on the bot - they tell a story, and could probably diagnose the problem.
Do you have the backup battery plugged in? If not sometimes the robot will stop...
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Forum: VRC Clean Sweep (2009-2010 VRC Game)
03-09-2010, 10:25 AM
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Replies: 1
Views: 303
Re: Medium thickness anti-slip mats?
Since you don't have an advantage over other teams, and the thickness is bound to be very, very, very small difference, I would definitely think that there wouldn't be a problem with it. I mean, even...
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Forum: VRC Clean Sweep (2009-2010 VRC Game)
03-08-2010, 10:15 AM
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Replies: 289
Views: 15,740
Re: Good Robots
Don't worry. I've seen people take pics, mental notes, etc. and come back with a similar design the next competition. The thing is, every time I've seen it they don't match up to the design and...
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Forum: General Forum
03-06-2010, 01:11 PM
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Replies: 20
Views: 679
Re: programming problem
Try this.
Since you have Ch3 for Forwards/Backwards, Ch2 for Right/Left, and Ch5 for turning, all you need is two arcade drive commands:
Arcade2 ( 0 , 3 , 5 , 1 , 2 , 0 , 0 ) ;
Arcade2 ( 0 , 2...
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Forum: General Forum
03-05-2010, 06:42 AM
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Replies: 14
Views: 691
Re: Elevation vs. Cleansweep
I think everyone is saying that the designs are different - yes, true. After a point last season, each person copied the other. Not to say that it doesnt happen this year (some teams all have the...
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Forum: VRC Clean Sweep (2009-2010 VRC Game)
02-28-2010, 07:04 AM
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Replies: 8
Views: 822
Re: Tsunami Warning--Nanakuli VEX Tournament
I think that its better to be safe than sorry in a situation like this. Don't let it vex you.
News reports say it was a miss, and the waves weren't too bad. I'm glad that from what I've heard...
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Forum: UNOFFICIAL Answers - Ask the Community!
02-27-2010, 04:02 PM
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Replies: 7
Views: 499
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Forum: UNOFFICIAL Answers - Ask the Community!
02-27-2010, 03:50 PM
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Replies: 7
Views: 499
Re: VEXNet Autonomous Problems
Thank you for your help SmartKid.
Competition went well, but definitely need to get this straight before Dallas.
Here's what we have tried to fix the problem-
-Replace battery
-Replace backup...
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Forum: UNOFFICIAL Answers - Ask the Community!
02-27-2010, 10:41 AM
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Replies: 7
Views: 499
VEXNet Autonomous Problems
I am at the Baltimore County VEX Competition, and my robot's code is ready to go. At one match, the auto worked, stopped, started over, stopped, started over, etc. All batteries were replaced and all...
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Forum: UNOFFICIAL Answers - Ask the Community!
02-24-2010, 08:46 PM
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Replies: 7
Views: 588
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Forum: VRC Clean Sweep (2009-2010 VRC Game)
02-18-2010, 09:50 PM
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Replies: 289
Views: 15,740
Re: Good Robots
Never say that something is impossible. Just because a team is a big name and has a successful design doesn't mean it can't be 1-upped in the most unexpected way.
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