Search found 49 matches

by seadog
November 6th, 2016, 11:16 am
Forum: 2017 Lab Events
Topic: Hovercraft B/C
Replies: 906
Views: 156356

Re: Hovercraft B/C

Hi - We are new to this event and if you can help out with some of our questions, we would really appreciate it! 1) What kind of speed control is acceptable? Is a potentiometer ok? 2) Does the hovercraft need to break at the finish line? If so, do you have any suggestions on how to brake? For a stop...
by seadog
November 2nd, 2016, 1:39 pm
Forum: Scrambler B
Topic: Scrambler B
Replies: 136
Views: 25318

Re: Scrambler B

Hello I am from New Jersey and I am on the event scrambler. I was wondering if I could 3d print the backstop to the egg. Is that okay?
by seadog
February 2nd, 2016, 8:33 pm
Forum: 2016 Build Events
Topic: Scrambler B
Replies: 195
Views: 39034

Timing

It takes our vehicle about 4 seconds to get to 9m and 6 seconds to get to 12m. Is this ok? Right now, the vehicle is made of balsa wood. Should we try to improve the vehicle by building it of lightweight metal or some other material? Any suggestions is highly appreciated. Thanks!!!!
by seadog
January 27th, 2016, 3:54 pm
Forum: 2016 Build Events
Topic: Scrambler B
Replies: 195
Views: 39034

Egg breaking

With the push rod launcher, is there a high chance that the egg will crack?

How do I go about building a pulley system launcher?

Thanks!!
by seadog
January 26th, 2016, 11:49 pm
Forum: 2016 Build Events
Topic: Scrambler B
Replies: 195
Views: 39034

Push Rod Launcher Question

Hi guys, In the push rod launcher model, where there is the arm that pushes the vehicle and does not touch the ground at the end, does the arm along with the masses be impounded so that they can be measured for the total mass. Meaning, the arm needs to be detached from the device at impound? If the ...
by seadog
September 24th, 2015, 2:30 pm
Forum: Elastic Launch Glider B
Topic: Materials/Kits
Replies: 20
Views: 6999

Re: Materials/Kits

Thank you so much. 3.5 gm - that will be the hard part.
by seadog
September 24th, 2015, 5:15 am
Forum: Elastic Launch Glider B
Topic: Materials/Kits
Replies: 20
Views: 6999

Re: Materials/Kits

What are the major changes in the rules this year? Anyone know?
We don't have the rules as yet :(
Thanks in advance..
by seadog
May 27th, 2015, 8:29 pm
Forum: 2015 Build Events
Topic: Elastic Launched Glider B
Replies: 134
Views: 37784

Re: Elastic Launched Glider B

Not official scores but 1st place was about 34-35 seconds for the top 3 flights...about 104-105 total.
by seadog
May 20th, 2015, 7:27 pm
Forum: 2015 Build Events
Topic: Bottle Rocket B
Replies: 79
Views: 28279

Re: Bottle Rocket B

Thank you Chalker for your quick reply. Appreciate your willingness to share the scores....I'm sure there are a lot of folks asking.
by seadog
May 20th, 2015, 7:27 am
Forum: 2015 Build Events
Topic: Bottle Rocket B
Replies: 79
Views: 28279

Re: Bottle Rocket B

Hello...Does anyone have the top 6 or 10 scores for Bottle Rocket at Nats?
It was a pity that it was really windy in spurts through the morning. It was hard to tell whether the better times were due to wind or not.

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