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SpudFiles Potato Gun Commercial

Last post by quinn whitsitt
Posted in Combustion Cannons
Replies: 15
by PCGUY » Tue Oct 29, 2013 10:54 pm » in Combustion Cannons
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I've been wanting to get in some spud shooting action this fall before the weather got cold. I know it's been a while since I filmed anything for...

Last post

thank you for creating this website is there anything i can do to help
15 Replies

1214444 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Mug Shot Pics!!

Last post by jakethebeast
Replies: 396
by Carlman » Wed Feb 20, 2008 12:14 am
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Hey all,

Saw a good thread on another forum and though id start the same kind of one here as well. Its basically to post your ugly mug on here so...

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Last night at my friends, some alcohol was involved :D
396 Replies

643440 Views

Last post by jakethebeast
Sun Sep 22, 2013 8:00 am

Topics

Machining glass?

Last post by inonickname
Replies: 6
by inonickname » Mon Mar 29, 2010 1:34 am

First post

I'd like to machine some parts from glass (nothing intricate-mainly just making tubes from recycled glass jars, test tubes etc). I'd like to be able...

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I'm pretty sure you can use tungsten carbide (hell, there's a cutting bit at Landmark made of tungsten carbide that is specifically for cutting...

6 Replies

3179 Views

Last post by inonickname
Mon Mar 29, 2010 9:35 am
Engineering Challenge

Last post by deathbyDWV
Replies: 22
by deathbyDWV » Fri Mar 26, 2010 1:04 pm
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How many of you have done this at school? I did the paper plane distance. I'm actually on the bus home now... I got first place. The prize was $60. ...

Last post

Yep, they had a challenge there (it wasn't one you had to sign up for) to make a boat of aluminum foil. Then they dropped pennys in. One held 200....
22 Replies

8369 Views

Last post by deathbyDWV
Sun Mar 28, 2010 8:12 pm
electrolysis machine

Last post by ramses
Replies: 31
by Jeeperforlife » Mon Mar 22, 2010 4:51 pm
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I built a electrolysis machine today because I was board. Like most kids when I was in school I built one with a couple of paper clips, salt and a 9...

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um... I actually have no idea where the burst disk is. It's a little screw thing. make sure your union burst disk fails at under 1800 and you should...
31 Replies

45715 Views

Last post by ramses
Fri Mar 26, 2010 8:29 pm
Classes next semester

Last post by btrettel
Replies: 7
by btrettel » Thu Mar 25, 2010 2:36 pm

First post

Next semester (Fall 2010) I'll be taking two classes that should help a great deal in modeling spud guns.

ENME489I: Computational Fluid Dynamics -...

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UMD's hands on classes go way beyond just being a project. The ME program requires that students take at least 3 hands-on project classes, and two of...

7 Replies

3122 Views

Last post by btrettel
Fri Mar 26, 2010 10:22 am
question/help me: making videos.

Last post by chinnerz
Replies: 13
by chinnerz » Wed Mar 24, 2010 6:01 pm

First post

don't get me wrong i know how to use a camera and all. i own everything i need to make videos (i think)

what i am asking about is the editing part....

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any one seen tried something called video spin?? its free :D but other than that i dont know its pro's and con's

link:

13 Replies

3709 Views

Last post by chinnerz
Fri Mar 26, 2010 12:35 am
wakeboard winch

Last post by sniper hero
Replies: 2
by sniper hero » Wed Mar 24, 2010 12:14 pm

First post

hey,

I am probably going to make a winch for wakeboarding this summer but I still need some problems to be solved.

first an impression of my idea...

Last post

thanks
yes my budget isn't huge but I think I will manage to buy a pretty strong engine and I already found some cheap rope.

and is there a big...

2 Replies

3320 Views

Last post by sniper hero
Thu Mar 25, 2010 4:59 am
Search Error

Last post by jrrdw
Replies: 10
by saefroch » Tue Mar 23, 2010 9:54 am

First post

I just got this error message when trying to search 3/4 exhaust valve :

Fatal error: Allowed memory size of 16777216 bytes exhausted (tried to...

Last post

I've heard from PCGUY, he's working on this issue. Do the best you can untill he gets it resolved.

10 Replies

2801 Views

Last post by jrrdw
Wed Mar 24, 2010 3:59 pm
Squirrel Trap

Last post by jrrdw
Replies: 13
by clemsonguy1125 » Tue Mar 23, 2010 6:33 pm

First post

Heres my squirrel trap that made over the weekend for about 15 bucks. Its made from 6 inch heater pipe. It works with the rabbit box notched trigger...

Last post

Nice work, but, www.Theopia.com please.

13 Replies

6053 Views

Last post by jrrdw
Wed Mar 24, 2010 3:33 pm
Egg Cooking Chem Project

Last post by grock
Replies: 45
by grock » Sat Mar 06, 2010 1:04 am
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Ive got this project for chemestry, and the project is: cook an egg using ~20g of ethanol. A small crappy alchohol burner is provided.

now the...

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hey guys, i tried a super-simple version if the heating-rod-through-the-middle design, and the egg cooked so fast, that the top actually exploded....
45 Replies

33487 Views

Last post by grock
Tue Mar 23, 2010 2:58 am
Project: Homemade Weed Burner

Last post by metalmeltr
Replies: 11
by DR » Thu Mar 18, 2010 5:44 am

First post

Who'da thought that those nifty little disposable propane bottle adapters, could be used for something else?

NOTE: Unless you are just pathetically...

Last post

Haha, looks fun. One little word of warning though (you may already be aware of this), with that type of blowgun (at least, the one I owned) whenever...

11 Replies

19946 Views

Last post by metalmeltr
Fri Mar 19, 2010 2:58 pm
humorous forum member titles

Last post by DR
Replies: 4
by DR » Thu Mar 18, 2010 11:15 pm

First post

Does anyone here remember the funny forum titles that we were calling one another, years ago, at SGTC Forums- The only ones I could think of were...

Last post

Insomniac, you ROCK! 8) - Thank you, very much!

4 Replies

2956 Views

Last post by DR
Fri Mar 19, 2010 8:17 am
BBC Vortex Cannon

Last post by DR
Replies: 3
by DR » Sat Mar 13, 2010 7:58 pm

First post

Has anyone seen this video? - I searched for spec.'s on the cannon, but couldn't find anything? I'd love to build one!

Vortex Cannon! - Bang Goes...

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Signature : J'mets mes pieds où j'veux, et c'est souvent dans la gueule. .

Vous aimez le goût de vos propres pieds ? :x

3 Replies

1845 Views

Last post by DR
Sat Mar 13, 2010 9:10 pm
PVC Pipe Model Rockets?

Last post by jrrdw
Replies: 3
by spudkilla224 » Sat Mar 13, 2010 11:17 am

First post

Hello everyone, I read the rules forum and i'm not 100% sure if a model rocket would be considered a incendiary projectile, because I don't plan on...

Last post

Some times this can be confusing, highlighed in red is what prohibits what you want to do.

Discussion of solid propellants, explosive devices or...

3 Replies

4605 Views

Last post by jrrdw
Sat Mar 13, 2010 3:30 pm
Calc project

Last post by Coodude26
Replies: 2
by PVC Arsenal 17 » Fri Mar 12, 2010 9:38 pm

First post

My Calc 1 class is going to be making models of the 3-dimensional shapes produced when curves are rotated about the x-axis as part of a unit on...

Last post

I've never worked personally with a lathe but I hope I can help.
Print out a picture of the graph on regular paper, and then transfer it to some...

2 Replies

1791 Views

Last post by Coodude26
Sat Mar 13, 2010 1:31 am
Thinking about selling my high speed camera...

Last post by jrrdw
Replies: 3
by ramses » Sun Mar 07, 2010 9:39 pm

First post

Does anyone have an opinion on this? I really need the money for a computer, and I don't think I would loose too much money on it. I have an EX-F1,...

Last post

If you decide to sell it for sure let me know via PM and you can put up some pics or a link to a auction or simular. It would be good to list any...

3 Replies

4431 Views

Last post by jrrdw
Mon Mar 08, 2010 7:20 am
Chile earthquake...

Last post by jrrdw
Replies: 8
by deathbyDWV » Sat Feb 27, 2010 6:46 pm

First post

I just wanted to say, best of luck to anyone in there. I hope no members are hurt. I know jagerbond is in Hawaii so i'm hoping there aren't any big...

Last post

That about does it for this topic.

8 Replies

3894 Views

Last post by jrrdw
Mon Mar 08, 2010 7:14 am
pressurized buoy

Last post by Gun Freak
Replies: 9
by covey12 » Tue Mar 02, 2010 4:56 pm

First post

i know this isn't a cannon, but was wondering if this would work, would a pressurized buoy ( probably just a 4 pvc pipe with two endcaps) at 100psi...

Last post

Oh crap, I thought he said water :oops:

9 Replies

3846 Views

Last post by Gun Freak
Fri Mar 05, 2010 10:29 pm
I have created the smallest gun on spudfiles.

Last post by inonickname
Replies: 18
by jhalek90 » Thu Feb 25, 2010 6:54 pm
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Its a double barrel shotgun:. :twisted:

1/8'' cal double barrel shotgun
total length 2.45''

The stock is pine.
barrels are made from 1/8''...

Last post

.243? Bah, do it in 3mm pinfire.
18 Replies

8559 Views

Last post by inonickname
Sat Feb 27, 2010 6:33 pm
Ducktape wallet

Last post by FULLMETALJACKET
Replies: 19
by Jack_Hogg » Thu Feb 25, 2010 1:33 pm
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Yes. It's true. I made a ducktape wallet recently. You might ask why, but I didn't had anything to do atm, so I watched some vid's on YouTube and...

Last post

that's one truly slick wallet, well done!

looks nicer than the Ducti tm wallet I've owned a for several years now.
cost 20 bucks no joke, yah over...
19 Replies

6507 Views

Last post by FULLMETALJACKET
Sat Feb 27, 2010 5:21 am
Need ideas for an air cannon to be attached to a robot

Last post by dewey-1
Replies: 16
by djbutter22 » Thu Feb 25, 2010 1:17 pm
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Our high school robotics team is building a project for a competition. One of the requirements is to have the robot kick a soccer ball across the...

Last post

Just follow the pictures- Pretty much self-explanatory

DR; another unique idea! Good to see you back on the forum. It has been quite a long time...
16 Replies

8538 Views

Last post by dewey-1
Fri Feb 26, 2010 9:51 am
Where to buy transducer mating connector?

Last post by metalmeltr
Replies: 1
by kjjohn » Thu Feb 25, 2010 7:05 pm

First post

I recently bought a transducer, which has a 6-pin connector. It is a Bendix PT06A-10-6 connector. Does anyone know where I could buy one of these...

Last post

Try allied electronics, it is at least worth a try. I have there catalog(4 inches thick) and it has quite a few electrical conectors in it....

1 Replies

1352 Views

Last post by metalmeltr
Thu Feb 25, 2010 9:57 pm
First Sketchup Model

Last post by maverik94
Replies: 13
by maverik94 » Sat Feb 20, 2010 10:52 am

First post

Yesterday I downloaded the free version of Google Sketchup, and I just wanted to show you what I made on my first try. This model took me about 2 hrs...

Last post

Just a quick drawing (copied you with the shotgun maverik). It's missing a few details and the internals aren't done but it's alright. Didn't take...

13 Replies

15672 Views

Last post by maverik94
Tue Feb 23, 2010 2:50 pm
Electrothermal Launcher Construction Tips

Last post by inonickname
Replies: 28
by DYI » Thu Nov 26, 2009 11:58 pm
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Though not nearly as popular a topic as spudguns, ETGs have seen some popularity on the internet in recent times. Most suffer from similar sets of...

Last post

BTW I tried using a 2x22mm piece of foil (instead of 5x22mm) and the muzzle blast wasn't as bright but the power was exactly the same.

Less energy...
28 Replies

9943 Views

Last post by inonickname
Tue Feb 23, 2010 5:00 am
pumpless fountain

Last post by Insomniac
Replies: 5
by iknowmy3tables » Sun Feb 21, 2010 9:26 pm

First post

hey guys I your probebly familiar with xkcd, but less familiar with the blog. anyway I found an interesting project idea in this blog post from an...

Last post

cool, I've just built mine and I just notice that I could refill it by turning it upside down and I was just thinking about building a reversible...

5 Replies

12013 Views

Last post by Insomniac
Mon Feb 22, 2010 11:50 pm
who else is tired of all this snow!!!

Last post by Hubb
Replies: 52
by geardog32 » Mon Feb 15, 2010 4:29 pm
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now i know i dont live in the worst areas for snow (ohio) but i am still sick of it. i drive a crappy 17 year old camry that cant make it up the two...

Last post

I guess I would be tired of the snow...if I ever got to see it. In fact, just the other day, it snowed here enough to stick, but was only about an...
52 Replies

23642 Views

Last post by Hubb
Wed Feb 17, 2010 4:09 pm

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