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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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First post

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

662900 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Sketchup Model Library

Last post by mrfoo
Replies: 152
by dewey-1 » Tue Mar 24, 2009 12:12 pm
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First post

Over the last year I have made a lot of CAD drawings for
Pneumatic Launchers.

I have imported several of them into Sketchup format.
Here is the link...

Last post

Bollocks. Dewey put them out in the hope that, and I quote

some of you can make use of these!

There's absolutely nothing wrong with using them,...
152 Replies

388045 Views

Last post by mrfoo
Mon May 20, 2024 11:17 am
Solvent Welding Course Recommended For ALL

Last post by Technician1002
Replies: 46
by sgort87 » Fri Aug 04, 2006 8:18 pm
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First post

Originally posted by DR on the Spudtech forums:

IPEX Solvent Cements ONLINE Course can be found here:

It is recommended that you download and...

Last post

Your earlier post about just scoring the surface, has me wondering if that is why OATEY makes a brush tool that scores the inside of a fitting, and...
46 Replies

203345 Views

Last post by Technician1002
Thu Dec 02, 2010 5:04 pm

Topics

What kind of tests

Last post by sandman
Replies: 36
by noname » Tue Mar 27, 2007 7:37 pm
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First post

What kinds of tests does everyone want to see? Soon, I'll be doing tests on vortex and cloud strafers of the same size and barrel length, seeing...

Last post

Rail guns dont contain magnets. Stop playing so much quake.

i know i have one

but i mean if hes going to use magnets why not just build something...
36 Replies

8902 Views

Last post by sandman
Thu Mar 29, 2007 7:29 pm
Spudgun Technology Center Forum Is Closed!

Last post by spuzi14
Replies: 67
by spudkilla » Mon Mar 26, 2007 6:45 am
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Awww.I thought it was just down for a while. Who knew is was going to close?(exept pcguy).I wish that they would transfer all of that useful info...

Last post

all locked down with (hopefully) advanced search features to help you find what you need to.

Ahh, the search feature at Spudtech...funny stuff...
67 Replies

20205 Views

Last post by spuzi14
Thu Mar 29, 2007 2:27 pm
Anyone have pics of a Stand for the cannon?

Last post by cdheller
Replies: 7
by rust0r » Tue Mar 27, 2007 7:07 pm

First post

Looking to build a stand for my cannon, ive been looking but can't seem to find many pics, any ideas or pictures anyone can post would be appreciated

Last post

This is a older carriage I've used a couple of times

one of them I used a coupler on the barrel that was a slip fit onto the chamber .
I blocked...

7 Replies

2036 Views

Last post by cdheller
Wed Mar 28, 2007 8:09 pm
Propane (Oh My!)

Last post by WOW!!
Replies: 12
by DaShooster » Wed Mar 28, 2007 4:14 pm

First post

I have a question:

What is the best way and how do I set up a propane powered cannon? I belive that there are some ratios for charge size and...

Last post

The best way is to take a propane tank and inseret in the back of the cannon, close here up and you are good to go.

12 Replies

2871 Views

Last post by WOW!!
Wed Mar 28, 2007 6:54 pm
how loud

Last post by Scope
Replies: 13
by ecko » Mon Mar 26, 2007 4:37 pm

First post

ok, i have a around 5 foot tall potato gun, 3 inch width chamber and i want to know how loud it will be, i live in a pretty bit town and houses are...

Last post

whats the right ratio for a combustion? i have an almost perfect 1:1 but its still loud
this is gunna turn into a debate...

and hi i agree with...

13 Replies

4265 Views

Last post by Scope
Wed Mar 28, 2007 5:20 pm
Igniters

Last post by lukemc
Replies: 12
by DaShooster » Mon Mar 26, 2007 1:31 am

First post

I have a question, it may sound stupid to some of you and to you I apologize. Anyway I was wondering what the best type of igniter for a cannon is. I...

Last post

i wouldnt be too sad about the stun gun they all ignite the same stuff at very very very close to the same rate. mostly i have found that people use...

12 Replies

3760 Views

Last post by lukemc
Wed Mar 28, 2007 4:26 pm
Nuker II - Pneumatic launcher

Last post by joannaardway
Replies: 8
by Nuker » Tue Mar 27, 2007 10:42 pm

First post

When I set out to build the Nuker II, I had a few design goals in mind. First, I wanted high velocity without alot of noise. This is why I chose to...

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I'm quite gobsmacked by this.

It has it's problems, but I couldn't give a damn about those - it's just so pretty!!!

8 Replies

2804 Views

Last post by joannaardway
Wed Mar 28, 2007 2:39 pm
Proper sealant / glue for tire stem valve?

Last post by willarddaniels
Replies: 5
by atreverse12 » Tue Mar 27, 2007 11:38 am

First post

Hi guys, I was hoping I could get some help. I've gotten all my PVC together for pneumatic cannon with a 4 inch holding tank, and I need to get a...

Last post

Yes, all the above ideas are great... however if you are worried about leaks between the stem and the pvc, use a chrome valve stem. You won't need...

5 Replies

6892 Views

Last post by willarddaniels
Wed Mar 28, 2007 1:05 am
PVC end cap dividing.

Last post by Mr.Russ
Replies: 4
by Mr.Russ » Tue Mar 27, 2007 6:16 am

First post

Well i have a PVC end cap (2 ) and i need a 2 coupling and a 2 piece of flat pvc.

I was thinking of cutting the end from an end cap, so im left with...

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Are you really that cheap where you can't spend the whole 60 cents on a new coupler?

they cost $3.15 here.

And I just want to improvise because...

4 Replies

1093 Views

Last post by Mr.Russ
Wed Mar 28, 2007 12:52 am
The Nuker 1 - propane based beast

Last post by MrCrowley
Replies: 4
by Nuker » Tue Mar 27, 2007 10:32 pm

First post

I built the Nuker 1 to be both functional and cool looking. I went to great lengths to deliver on both fronts. There are higher tech propane based...

Last post

Sorry I made the same post in your Nuker II topic but I didn't realise you had posted it and I reposted it their just to make sure you got the...

4 Replies

1556 Views

Last post by MrCrowley
Tue Mar 27, 2007 11:02 pm
new to the site

Last post by ecko
Replies: 7
by fastfox89 » Tue Mar 27, 2007 9:16 am

First post

just wanted to say hi to everyone first time on the site and looking around I see allot of things I know nothing about cant wait to start learning I...

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Welcome, O' creator of terribly long sentences. The period is a mighty tool. Learn it. Feel it. Be it pwnd...pwnd very much.

7 Replies

2133 Views

Last post by ecko
Tue Mar 27, 2007 6:34 pm
pipe splitter

Last post by A-98
Replies: 9
by A-98 » Sun Mar 25, 2007 9:42 pm

First post

ok, i need someway to go from 1 or 1-1/4 pipe and split it into two .5 barrels. interestingly enough, two .5 peices of pvc have the same combined OD...

Last post

lol, great minds think alike.

9 Replies

1293 Views

Last post by A-98
Mon Mar 26, 2007 8:24 pm
SpudMonster/ Eric's Phone Number

Last post by SpudMonster
Replies: 1
by CS » Sat Mar 24, 2007 3:16 pm

First post

If anyone happens to know Eric's phone number, please tell me. I need to relay to him that I am not able to make it to the meet. This for reasons I...

Last post

Oh. We were wondering just what happened to you and why you didn't even call. I guess this explains it. We missed you!

1 Replies

715 Views

Last post by SpudMonster
Mon Mar 26, 2007 4:58 pm
question for a sprinkler valve

Last post by Matheusilla
Replies: 9
by pat123 » Sun Mar 25, 2007 2:50 pm

First post

if i have a 4 chamber go into a 1 sprinkler valve and then a 2.5 barrel
will the valve be able to release the pressure fast enough?

ok thanks i...

Last post

Use two 1 modded valves, that would look cool.

9 Replies

2600 Views

Last post by Matheusilla
Mon Mar 26, 2007 10:31 am
water and air

Last post by boilingleadbath
Replies: 10
by SpudFarm » Sun Mar 25, 2007 4:33 am

First post

hello!

if I am right so is water 650 times as dense as air.
so here are the point! if i have a pressure tank that could stand big pressure and if i...

Last post

1)Let's say we take two gasses with different densities and add 1 liter of each to a 1 liter container. We will find that the pressure in both of the...

10 Replies

2535 Views

Last post by boilingleadbath
Sun Mar 25, 2007 12:55 pm
Ozone

Last post by boilingleadbath
Replies: 7
by LGM » Sat Mar 24, 2007 3:12 pm

First post

How practical would it be to use ozone in a combustion cannon, all that would be necassary is to have a high voltage spark at the end of an oxy hose...

Last post

Bah, it's not a major issue...
But, honestly, if we limit our discussions to what the lowest denominator thinks is practical , we'll be stuck...

7 Replies

2223 Views

Last post by boilingleadbath
Sun Mar 25, 2007 12:09 pm
Safety with Spud Guns!!! Urgent!

Last post by WOW!!
Replies: 15
by akaddis » Fri Feb 02, 2007 1:31 am
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Note: Moderators...I don't know exactly where to put this post, so i put it in the General Section. Feel free to move it as necessary.

I just...

Last post

It is the stupid little fuckers that do dumb shit like this, and then we all get in trouble. How stupid can you be took look down the barrel of a...
15 Replies

6996 Views

Last post by WOW!!
Sun Mar 25, 2007 10:37 am
Could I?

Last post by SpudFarm
Replies: 19
by TwitchTheAussie » Wed Mar 07, 2007 5:27 am
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Could I use this in a combustion as the ignition?

Any help is appreciated as I just won this.

Last post

i use a camera and a coil on all my combustions.
19 Replies

5231 Views

Last post by SpudFarm
Sun Mar 25, 2007 5:04 am
Threads (tapping Coke bottle, PVC)

Last post by WOW!!
Replies: 8
by Mr.Russ » Sat Mar 24, 2007 10:11 pm

First post

Hey im just wondering about threading a 1/4 brass nipple into a coke bottle lid. will this pop out from pressure? If it would, is there another way i...

Last post

You can do it in a Coke bottle, I have done it. Just thread it in and then put a nut on the back side or some epoxy on it and it will be fine.

8 Replies

2185 Views

Last post by WOW!!
Sun Mar 25, 2007 12:59 am
power washer cloud idea

Last post by hi
Replies: 6
by pyromaniac » Sat Mar 24, 2007 1:34 pm

First post

well instead of hooking your power washer hose into the washer is it possible to hook it up to an air compressor. do that then saw off the pipe close...

Last post

but the shot answer is yes it will work fine as long as you have the right fitting, the pressure washer is designed to run at like 2000psi and the...

6 Replies

2149 Views

Last post by hi
Sat Mar 24, 2007 11:57 pm
discharging power cap?? pics now added

Last post by singularity
Replies: 7
by HEMI1500 » Wed Mar 21, 2007 2:13 pm

First post

I am going to attempt to put a stun circuit into a project box, Replacing the slider power switch for a toggle and the rocker momentary switch for a...

Last post

no not 2kohm use around 500kohn or your gonna get a big spark when you connect it

7 Replies

1941 Views

Last post by singularity
Sat Mar 24, 2007 11:49 pm
modding a valve

Last post by Flying_Salt
Replies: 2
by pat123 » Sat Mar 24, 2007 3:19 pm

First post

I have never used a sprinkler valve i only used a ball valve. if you dont modify a sprinkler valve will it still work? and will it be stronger then a...

Last post

Modding a Sprinkler Valve

Yes, they can work without being modded. Modding it makes the diaphragm open faster, allowing the air to escape faster,...

2 Replies

792 Views

Last post by Flying_Salt
Sat Mar 24, 2007 4:31 pm
valve help

Last post by Scope
Replies: 3
by pat123 » Fri Mar 23, 2007 8:30 am

First post

Will any of these valves work for a spud gun?

Last post

I bet they have really slow opening times as well...
irrigation valves arent ment to be fast

3 Replies

1379 Views

Last post by Scope
Fri Mar 23, 2007 5:35 pm
is this the right valve?

Last post by MrCrowley
Replies: 9
by pat123 » Fri Mar 23, 2007 9:25 am

First post

will this valve hold the pressure and let it out fast enough at like 100 psi

thanks what is the biggest size that you can buy this one is 1 inch

Last post

Yeah true,Spose its like using a PVC barrel on a metal gun that goes up to 200psi except the PVC is pressure rated. Still if anything gets jammed or...

9 Replies

3763 Views

Last post by MrCrowley
Fri Mar 23, 2007 5:17 pm
Combustion/pnematic?

Last post by lukemc
Replies: 14
by lukemc » Thu Mar 22, 2007 2:08 pm

First post

i was designing a new combustion cannon it was an over under design with propane injection chamber fan you know the works and then i thought if i...

Last post

cool i might just make this. ill post it when im done

14 Replies

2933 Views

Last post by lukemc
Fri Mar 23, 2007 6:05 am

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