Combustion Cannons

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SpudFiles Potato Gun Commercial

Last post by quinn whitsitt
Replies: 15
by PCGUY » Tue Oct 29, 2013 10:54 pm
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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

639631 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Sparker Reference Guide

Last post by quinn whitsitt
Replies: 45
by rcman50166 » Tue Feb 05, 2008 4:19 pm
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OK. Everyone always seems to know more than me in almost every topic on this site. But this is my domain! High voltage electricity is what i know...

Last post

great job how can i help the fourms
45 Replies

214695 Views

Last post by quinn whitsitt
Fri Mar 01, 2024 10:52 am

Topics

Stungun on 18v?

Last post by biggsauce
Replies: 18
by biggsauce » Sun Apr 27, 2008 1:55 pm
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I'm running my chamber fan on 18v (2 9v in series) and I would like to someday add a stungun to my cannon. I also want to try to run both the fan and...

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Ahh ok well that makes sense. My cannon has the room to carry the charger, rc batteries, and spare 9vs in case I'm especially mad at the potatos that...
18 Replies

5982 Views

Last post by biggsauce
Tue Apr 29, 2008 1:15 pm
Stun Gun Schematic

Last post by mark.f
Replies: 4
by cannon freak » Sun Apr 27, 2008 1:42 pm

First post

OK, I need a bit of help here. Ive been looking for plans on the net to build myself some kind of stun-gun to use as an ignition source for my next...

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I say your best option is to go with BCARMS's stungun high-voltage power supply. If you're still not comfortable with that, then the next thing is to...

4 Replies

3002 Views

Last post by mark.f
Sun Apr 27, 2008 9:47 pm
just wanna build a small simple blaster, need ignition help

Last post by F.E.A.R._Sniper
Replies: 6
by F.E.A.R._Sniper » Sat Apr 26, 2008 2:13 pm

First post

ok so ever sinced i found out that paintball pnuematic tubing will fit on the tip of a lighter i have wanted to build a small launcher using lighters...

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thanks jimmy, i think i will go with building the spark gap onto the pvc pipe

6 Replies

1865 Views

Last post by F.E.A.R._Sniper
Sun Apr 27, 2008 8:47 pm
I would like your opinions on chamber diameter.

Last post by Spudgun on Crack
Replies: 18
by JDP12 » Fri Apr 25, 2008 7:57 pm
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Well after having all these guns that i'm in the process of building, all these fancy ones, I decided to take a step back, and build a simple little...

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I guess thats a last resort out of parts option lol!
18 Replies

5737 Views

Last post by Spudgun on Crack
Sun Apr 27, 2008 12:43 am
Ignition system help!

Last post by jimmy101
Replies: 11
by Spudgun on Crack » Thu Apr 24, 2008 3:14 pm

First post

Is it possible to use a flyback transformer and a camera circuit to make a spark.

I read the wiki on the ignition coil and the camera circuit and...

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Spudgun on Crack : Nice job on the video. Never thought about hacking out just the high voltage oscillator from the photoflash board, that's an...

11 Replies

2535 Views

Last post by jimmy101
Sat Apr 26, 2008 8:46 am
possible pressure drop in hose???

Last post by JDP12
Replies: 2
by JDP12 » Fri Apr 25, 2008 9:20 pm

First post

(you really only need to pay attention to the example at the end, the beginning just explains why i need to know)

Hey all, i plan on using a setup...

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k, see that's why, i just wanted to make sure i understood how regulators work. I wasn't quite sure, but wanted to make sure. I thought the regulator...

2 Replies

750 Views

Last post by JDP12
Fri Apr 25, 2008 9:33 pm
Dodgeball cannon??? Need help!

Last post by biggsauce
Replies: 2
by eastoff » Fri Apr 25, 2008 3:11 pm

First post

I'm trying to build a dodgeball combustion cannon. Before I spend tons of money experimenting, I wanted to know if anyone had any advice (or links to...

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If you have the pipe already, it really won't be that bad. Find an economical way to cap one end and use a solid piece of pipe as your chamber and...

2 Replies

1827 Views

Last post by biggsauce
Fri Apr 25, 2008 3:22 pm
semi-hybrid

Last post by DYI
Replies: 17
by metallover » Thu Apr 24, 2008 6:22 pm
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I am looking of ways to improve my propane advanced combustion cannon. Instead of adding a chamber fan, which is the only other thing I could think...

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Oxygen isn't even a fuel...

However, if you're talking about replacing the existing 20% O 2 /79%N 2 mix with 100%O 2 and then adding the correct...
17 Replies

4764 Views

Last post by DYI
Fri Apr 25, 2008 12:07 pm
Lookin for Cheap

Last post by judgment_arms
Replies: 3
by Jman99 » Fri Apr 25, 2008 7:18 am

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I dont have much money to put out towards making a gun, but I do want to make one. I've made about the most basic one you can and I love it, it was...

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How much money we talkin’; 20 bucks’ll buy you a fairly decent pneumatic cannon in almost any caliber under 2 inch…

I think when I get back from the...

3 Replies

1471 Views

Last post by judgment_arms
Fri Apr 25, 2008 8:12 am
Metering Pipe Length

Last post by hansom72
Replies: 11
by hansom72 » Tue Apr 22, 2008 9:27 pm

First post

I just measured the volume of my combustion chamber and did the math to find the length of my metering pipe. unfortunately my chamber calls for a...

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Alright,...I used burnt latke's fuel tool 1.5 to figure out my metering pipe length and diameter...My chamber is 2 ft long which is a little over 300...

11 Replies

3490 Views

Last post by hansom72
Thu Apr 24, 2008 11:32 pm
Chamber Fan Voltage. Is 18V too much?

Last post by starman
Replies: 13
by hansom72 » Tue Apr 22, 2008 7:39 pm

First post

I have been looking at making a fan controler for my propane injected spud cannon that i'm building and I was wondering if any of you guys have ever...

Last post

The fan will succumb to the repetitive shock of combustion much sooner than burning out on 18 vdc. Build your chamber in such a way so that it can be...

13 Replies

3771 Views

Last post by starman
Thu Apr 24, 2008 10:38 pm
Looking for some guidance

Last post by Davidvaini
Replies: 4
by Jester79 » Thu Apr 24, 2008 8:17 pm

First post

Howdy im new to the forums and relatively new to spud guns , i have one and it works fine however im looking to make more of them and experiment. To...

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no problem jester, also when you go to a hardware store to fiddle with the different parts make sure the ones you pick out are sch 40 nsf-pw and not...

4 Replies

1091 Views

Last post by Davidvaini
Thu Apr 24, 2008 9:14 pm
CF

Last post by Blitz
Replies: 16
by Blitz » Wed Apr 16, 2008 10:05 pm
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*** UPDATE - 23 Apr 2008 : Electrical system posted here .

So here's my pseudo build-log for those who were interested in my upcoming cannon. I...

Last post

I picked up most of them down the road at McMaster-Carr. A few of them came from a local plumbing store that's no longer in business. :(

That being...
16 Replies

4696 Views

Last post by Blitz
Thu Apr 24, 2008 6:32 pm
AT4 is Finished (videos)

Last post by Hubb
Replies: 44
by scottcrete » Fri Apr 04, 2008 12:45 pm
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Okay guys.. its finally finished.. what do you think?
Each pic will be posted with a caption under it.. and yes i know there is some scratches in the...

Last post

Pocket Vortex fit almost perfectly inside 2 Sch40. They are 1.937inchs diameter (at the ball). The fins are just slightly larger.
44 Replies

13305 Views

Last post by Hubb
Thu Apr 24, 2008 5:06 pm
Exhaust Valves.

Last post by cannon freak
Replies: 11
by hansom72 » Tue Apr 22, 2008 11:47 pm

First post

I know the conventional easy way to exhaust your chamber using a fan is just unscrewing the cap from the chamber. I know that you can mod the cap and...

Last post

I simply use a 1 one way valve (all plastic $3) I found at the local hardware store end embedded that in my clean out end cap. Then attached a piece...

11 Replies

5176 Views

Last post by cannon freak
Thu Apr 24, 2008 4:25 pm
Would this wokr to control recoil?

Last post by psycix
Replies: 14
by Spudgun on Crack » Wed Apr 23, 2008 7:33 pm

First post

I was thinking of mounting a small combustion to a robot but the recoil will have no where but into the robot with would result in shaking and...

Last post

Why dont you first try it without recoil absorbing? It might not even be needed.
And if it is needed, drill a few holes in the barrel near the muzzle...

14 Replies

3263 Views

Last post by psycix
Thu Apr 24, 2008 4:10 pm
Electrical system for CF

Last post by Blitz
Replies: 7
by Blitz » Wed Apr 23, 2008 1:31 am

First post

So you guys have seen pictures of my current project (if not, you can here ).. I've made some progress and developed most of my electrical system....

Last post

wow, nice job, looks like you know what your doing (I sure as hell don't) , with all that sophisticated wiring i would have expected some super...

7 Replies

2056 Views

Last post by Blitz
Wed Apr 23, 2008 3:14 pm
Long range spud gun

Last post by biggsauce
Replies: 13
by pat656 » Tue Apr 22, 2008 6:55 pm

First post

I need to make a spud gun with a 2.5 inch barrel, max of 6ft long, remote firing system(stand far away) and need to shoot it as far as possible. What...

Last post

I'm confused... does it have to be a combustion? If not, why not a piston valved pneumatic? Within a 4 tee a 3 piston would be great for a beginner....

13 Replies

3995 Views

Last post by biggsauce
Wed Apr 23, 2008 1:13 am
Alright, "Advanced Combustion?": The best ignitio

Last post by biggsauce
Replies: 15
by biggsauce » Mon Apr 21, 2008 10:03 am
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I am building what I would consider an advanced combustion cannon and I am debating my ignition method. This will be my fourth combustion, and for...

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I wonder if you could run the output from a piezo through say a 1:2 home-rolled transfomer and swap current for a higher voltage? Might be possible...
15 Replies

3691 Views

Last post by biggsauce
Wed Apr 23, 2008 12:22 am
Propane Injected Spud Cannon. Are They Worth Building???

Last post by STHORNE
Replies: 13
by hansom72 » Tue Apr 22, 2008 3:11 pm

First post

I have heard many negative things about propane injected spud cannons usually to do with multiple misfires. I have already bought a lot of parts for...

Last post

just wondering...and i suggest you stick with over under...its size is more compact and the difference it performance isn't really noticable without...

13 Replies

3691 Views

Last post by STHORNE
Tue Apr 22, 2008 6:58 pm
::NEW VIDEO:: My first Combustion! Halo-Themed Decal

Last post by Coodude26
Replies: 28
by Coodude26 » Sun Apr 20, 2008 10:53 pm
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Well, it all started one day when I watched a lot of the awesome cannons across the internet. I noticed a lot of items that could be used for a...

Last post

Ha, thanks. I'll try to get another video up soon.
28 Replies

5565 Views

Last post by Coodude26
Tue Apr 22, 2008 12:21 am
Ressurection

Last post by TwitchTheAussie

by TwitchTheAussie » Sun Apr 20, 2008 9:13 pm

Well heres my first combustion I've posted so far. I called it ressurection because its under gone so many chop and changes.

Specs:
Barrel is a full...

0 Replies

1815 Views

Last post by TwitchTheAussie
Sun Apr 20, 2008 9:13 pm
The Best Cannon On This Website.

Last post by wangpushups
Replies: 41
by wangpushups » Tue Nov 13, 2007 1:21 am
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Before everyone gets pissed at the title, i'm just kidding... Here are the specs...

1.09:1 - C:B Ratio (I'm in the process of getting an 8 foot...

Last post

I'm painting it soon so be prepared for new awesome pics.
41 Replies

17198 Views

Last post by wangpushups
Sun Apr 20, 2008 5:18 pm
New Cannon... Maybe

Last post by rcman50166
Replies: 25
by rcman50166 » Thu Apr 10, 2008 12:42 pm
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Hey all. I just want to let you guys know that I may be making a new cannon over the next few weeks. I have spring brk next week and need something...

Last post

Well I don't honestly know all that much about DDT. All I know is that it is extremely powerful, only occurs at absolute optimium fuel mixtures, and...
25 Replies

5311 Views

Last post by rcman50166
Sun Apr 20, 2008 11:47 am
Latest combustion: 2008 Peacemaker

Last post by STHORNE
Replies: 29
by gwoloshyn » Thu Dec 27, 2007 7:50 pm
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My recently completed cannon features on board metered propane injection, stun gun ignition, chamber fan, and an over/under setup.

Specs:...

Last post

hmm...let me guess...

30 lbs?
29 Replies

14945 Views

Last post by STHORNE
Fri Apr 18, 2008 4:17 pm

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