Forum: Robot Showcase
23-03-2005, 05:58
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Replies: 31
Views: 9,029
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Forum: Control System
16-02-2005, 10:29
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Replies: 5
Views: 3,219
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Forum: Control System
16-02-2005, 10:05
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Replies: 21
Views: 2,119
Re: Faulty PWM?
It seems to me that the plastic housings on the 2005 "red" generation Victor 884s are much looser in their tolerances than previous generations of 883s and 884s. This could be why there is a...
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Forum: Electrical
16-02-2005, 09:30
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Replies: 26
Views: 3,719
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Forum: Electrical
16-02-2005, 09:18
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Replies: 21
Views: 1,980
Re: Electronics visible?
Protecting the electronics is a smart idea. However, you are better off using polycarbonate instead of aluminum.
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Forum: Robot Showcase
06-02-2005, 16:17
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Replies: 28
Views: 5,329
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Forum: Robot Showcase
04-02-2005, 16:24
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Replies: 20
Views: 7,980
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Forum: Programming
04-02-2005, 15:42
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Replies: 8
Views: 1,961
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Forum: Pneumatics
04-02-2005, 02:35
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Replies: 6
Views: 1,241
Re: Modifying Parker Cylinder
The brake on the van door motor can be used to provide a slight amount of back-drive resistance, but it will NOT be able to handle a large load. It will eventually fail. Any design utilizing the...
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Forum: Robot Showcase
03-02-2005, 11:29
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Replies: 20
Views: 7,980
Re: pic: 857 "tetra cannon"
Before we get a bunch more posts talking about launching/shooting/tossing tetras... It doesn't. We just think it looks like it could. ;)
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Forum: Extra Discussion
03-02-2005, 11:25
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Replies: 10
Views: 2,028
Re: pic: 1418 Teaser
I'm a big fan of the LEDs from here: http://www.lumileds.com/products/family.cfm?familyId=2
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Forum: Robot Showcase
03-02-2005, 09:29
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Replies: 20
Views: 7,980
Re: pic: 857 "tetra cannon"
Thank you, everyone, for your kind words.
We'll post pictures of other parts in due time. ;)
That is (part of) the robot we're building for this season.
It will be able to load from the human...
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Forum: Chit-Chat
25-01-2005, 16:41
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Replies: 54
Views: 5,252
Re: Constitutional Rights at school?
The big SCotUS case in this matter is New Jersey v. T.L.O. (1985). The key idea in the decision is that school officials may conduct searches under "reasonable suspicion", which is considerably less...
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Forum: Technical Discussion
15-01-2005, 23:36
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Replies: 59
Views: 5,722
Re: Arm Designs
http://www-2.cs.cmu.edu/People/rapidproto/mechanisms/chpt5.html
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Forum: Programming
15-01-2005, 23:30
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Replies: 5
Views: 1,500
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Forum: General Forum
05-12-2004, 08:32
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Replies: 22
Views: 2,216
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Forum: Electrical
20-02-2004, 13:59
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Replies: 23
Views: 7,586
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Forum: Robot Showcase
19-02-2004, 20:19
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Replies: 37
Views: 7,441
Re: pic: T3 Controlls (team 68 truck town thunder)
Our team has two electrical/controls/programming mentors. I was the one that helped with the controls board. I told the students not to make it too heavy and not to make it too complex. As you can...
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Forum: General Forum
19-01-2004, 23:38
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Replies: 22
Views: 7,775
Re: Is FIRST being cheap!?
This year's electronics is the last thing I would be complaining about.
The inclusion of electrical connectors is a very pleasant return from the past, especially for rookie teams and other teams...
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Forum: Electrical
13-01-2004, 17:41
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Replies: 23
Views: 2,463
Re: Yaw Rate Sensor
Newark is expensive, but they have everything. Just the nature of the beast, I suppose.
To compare prices between different distributors, try http://www.findchips.com/. It is an EE's bestfriend.
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Forum: Electrical
13-01-2004, 17:14
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Replies: 6
Views: 1,252
Re: Circuit CAD program
PSpice is pretty much the standard for the general circuits needed for a FIRST robot. If you're looking for circuit board design, EAGLE is a great program. And finally, if you're looking to do...
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Forum: Technical Discussion
13-01-2004, 12:07
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Replies: 23
Views: 10,964
Re: How Does a Winch Work?
And when it wears out, no amount of tightening will do you any good.
During the summer of 2000, I did a study on the brakes. What they are exactly is a set screw (did someone inhale?) with a spring...
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Forum: General Forum
18-04-2003, 21:32
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Replies: 112
Views: 17,570
In looking at many of the FIRST games of the...
In looking at many of the FIRST games of the past, I've come up with the following conclusions:
1. Points scored for robot position at the end of the match should be minimized or should be part of a...
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Forum: Math and Science
18-04-2003, 15:41
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Replies: 30
Views: 5,252
According to this article...
According to this article (http://www.dailyrecord.co.uk/news/page.cfm?objectid=12844132&method=full&siteid=89488&headline=TAKE%20606) there is one second of CG to join two sections.
The 606 takes...
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Forum: College Teams
16-04-2003, 21:34
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Replies: 29
Views: 4,416
Team 857 gets almost all of our 'high school'...
Team 857 gets almost all of our 'high school' support through the school district, not individual schools. Student from any of the local high schools are invited to join as well as anyone else...
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...playing hard and impressing teams is way more valuable than trying to play god with the rankings. - JamesBrown [more] 
