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...

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

953955 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

314555 Views

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

Topics

first combustion

Last post by f.c
Replies: 3
by thespeedycicada » Wed Aug 15, 2007 8:46 pm

First post

first combustion nothing special throws golf ballf pretty far sch 40 chamber sdr 26 barrel.What do you think?

Last post

its a nice clean gun. basic combustion now comes the time for chamber fans and propane injection. :evil:

3 Replies

1526 Views

Last post by f.c
Fri Aug 17, 2007 12:29 am
paintball mini combustion

Last post by frankrede
Replies: 12
by spudling » Mon Aug 13, 2007 8:53 pm

First post

ok im going paintballing this saturday (13th) and i wan t make an under barrel launcher for my tipmann 98 so it needs to be small but powerfull so i...

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A coaxial would work perfect then.

12 Replies

3459 Views

Last post by frankrede
Thu Aug 16, 2007 12:14 pm
Metal Combustion

Last post by TwitchTheAussie
Replies: 9
by Novacastrian » Tue Aug 14, 2007 6:03 am

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Hey metal lovers, the chamber is s\s and the barrel is Aluminium, It can be doubled, up to 2 metres long.
It has a chamber fan and does hella...

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ill give it a look mate :thumbright:

9 Replies

2640 Views

Last post by TwitchTheAussie
Wed Aug 15, 2007 3:33 am
2 chambers safe?

Last post by pyrogeek
Replies: 23
by CannonCreator » Mon Aug 13, 2007 1:48 am
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Would it be safe to have a combustion potato cannon with 2 chambers? made of ABS or PVC schedule 40?

So basically would it be safe to have a cannon...

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2 will surely be safe. And I think that even if you had ignition in only one, it would still work. The flame is going to travel out of one, and since...
23 Replies

6266 Views

Last post by pyrogeek
Wed Aug 15, 2007 1:24 am
cheap high voltage ignition!

Last post by thespeedycicada
Replies: 6
by thespeedycicada » Mon Aug 13, 2007 1:24 am

First post

I found flouroescent inverters for 5 bucks at this wesite. To find it goggle micro tesla coil.You can power these things with 5 volts and get a...

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spark size little more than 1/8 inch,it arcs internaly(just like the guy said) if you put abpve 5 volts thus killing it.Idrew a picture in some...

6 Replies

2430 Views

Last post by thespeedycicada
Tue Aug 14, 2007 6:58 pm
MAPC-50

Last post by ispudder
Replies: 33
by Killjoy » Sat Nov 18, 2006 3:07 am
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MAPC-50
( M obile A ssault P otato C annon- 50 millimeter)

I orignally built this cannon for a friend of mine for his birthday, but his mom didnt...

Last post

dude you should shoot that at some 3/4 steel and see what it does from like 50, 100, 150, feet. that would be pretty sweet
33 Replies

15133 Views

Last post by ispudder
Mon Aug 13, 2007 6:08 pm
Query on kerosene and LPG

Last post by jimmy101
Replies: 5
by FiveseveN » Sat Aug 04, 2007 3:39 pm

First post

In the old days I used to make small flamethrowers from bug spray cans. Recently it has come to my attention that I could use them as fuel for a...

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The calorific value of LPG is 94 MJ/m³ ; kerosene's is 40-something. That's lower than butane's 133 MJ/m³, but the cost/energy ratio would still be...

5 Replies

2417 Views

Last post by jimmy101
Mon Aug 13, 2007 4:03 pm
Buulding control boxes!

Last post by Pete Zaria
Replies: 8
by CannonCreator » Sun Aug 12, 2007 3:19 pm

First post

I am making a new cannon, And I want to make my own fan control and spark igniton control box. Has anyone done this beofre? any tips?

p.s. I...

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Pete, I for one think the members here should treat new Spuders with a little more respect. What may be a stupid question to you people that have...

8 Replies

2658 Views

Last post by Pete Zaria
Mon Aug 13, 2007 3:27 pm
First Combustion, PVC Questions...

Last post by TurboSuper
Replies: 21
by Dornep » Fri Aug 10, 2007 9:57 pm
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I've been cruising around Spudfiles as a guest for the last few days soaking up all the info I can find on Combustion cannons.

I built an all...

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70 psi?No no no, thats a major exageration.

Hardly, if you were to read the failure log on Spudtech, people who were silly enough to use DWV in...
21 Replies

5412 Views

Last post by TurboSuper
Mon Aug 13, 2007 6:04 am
stun gun battery life?

Last post by CannonCreator
Replies: 3
by CannonCreator » Sun Aug 12, 2007 8:47 pm

First post

Im making my cannon and im using a 100,000 volt stun gun that takes a 9v battery. How many uses will I get with a single 9v before changing it?

I...

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o ok thanks so much! thats all i needed to know. Im lucky to shot 4 spuds a week with the freaking cops around, ans there always looking for ME! so I...

3 Replies

2602 Views

Last post by CannonCreator
Sun Aug 12, 2007 10:39 pm
Carrot Launcher?

Last post by n3rdkw
Replies: 8
by n3rdkw » Thu Aug 09, 2007 12:26 am

First post

So I just finished my first combustion gun today. It's a 1/2 , about 3 feet long. C:B ratio of approximately 0.8:1
I'm using Lysol, which smells...

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Haha my friends and I shot a baby carrot at a soda can from ten feet out and the can went flying approximately 5 feet and it was bent like <
We then...

8 Replies

2585 Views

Last post by n3rdkw
Sun Aug 12, 2007 9:46 pm
Stun Gun Wiring Help

Last post by rednecktatertosser
Replies: 1
by PYRO93 » Fri Aug 10, 2007 9:05 pm

First post

I have never used a stun gun for an ignition before. Is the wiring hok up the same as with a BBQ ignitor?

IF NOT HOW?

Note by MrCrowley:
This is...

Last post

Well first you lick the electrodes while depressing the trigger button, then you can feel free to use the search button.

1 Replies

1297 Views

Last post by rednecktatertosser
Fri Aug 10, 2007 9:21 pm
Toms Tennis Gun

Last post by hoarp001
Replies: 28
by hoarp001 » Thu Aug 02, 2007 9:59 am
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Hi,

My freind Tom asked me to build him a tennis gun. I had all the stuff sent to my place, and I finished it today....

This breech is...

Last post

we dont do our pipe in SCHs but its 10bar (145psi) chamber, and 16 bar (232psi) for the fittings and barrel.

Its not actualy going to be aerosol...
28 Replies

7460 Views

Last post by hoarp001
Fri Aug 10, 2007 11:23 am
Maximum Distance for a combustion tater gun

Last post by spud yeti
Replies: 16
by Rukus » Tue Aug 07, 2007 1:20 pm
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I've only just got into this sport, but I was wondering what kind of distance can a big normal combustion gun throw a tater? What size gun?

Ive read...

Last post

I think the easiest would be to shoot in a sandy area, because then you can see all the impact marks (ie. the closest is the landing point). I am...
16 Replies

5743 Views

Last post by spud yeti
Fri Aug 10, 2007 10:16 am
Compact potato gun (self contained)

Last post by Redcoat
Replies: 8
by toadnoodle » Tue Aug 07, 2007 10:36 pm

First post

I made this gun a couple years ago when I was in high school to be able to shoot teachers at the front of the bus with paper balls, but I have since...

Last post

My mini just blew up in my hand. :cry: .Anyway, thats a nice mini i like it. It has style and it looks awesome. BTW, have you ever been zapped by the...

8 Replies

5413 Views

Last post by Redcoat
Thu Aug 09, 2007 7:19 am
Simple, effective, cool, first tater gun!!

Last post by beebs111
Replies: 31
by utz » Sat Jun 23, 2007 12:05 pm
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Here is my first attempt at a spud gun. This Sunday was the first time I had ever even seen one...and after checking it out I thought I could improve...

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meh. if you really want good performance go buy a $20 stun gun and spend $35 to make yourself a propane meter, you wont be disapointed.
31 Replies

12128 Views

Last post by beebs111
Tue Aug 07, 2007 9:23 pm
Canteloupe Cannon

Last post by beebs111
Replies: 20
by PCGUY » Sat Feb 12, 2005 11:40 pm
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CANTELOUPE CANNON

Provided By - DR

This afternnon I successfully launched 7 canteloupes, and 2 small watermelons. They averaged in weight from 3...

Last post

im pretty sure that this member is no longer here, since this thread is over 3 years old
20 Replies

19916 Views

Last post by beebs111
Tue Aug 07, 2007 9:18 pm
Mini Spud

Last post by kostaki sk8a
Replies: 64
by PCGUY » Sat Feb 12, 2005 4:49 pm
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MINI SPUD

Provided By - Kevin

This is my first combustion launcher and it is made out of all copper. The chamber is made out of 3/4 copper piping...

Last post

that guns got a nice look to it like a german lugor
64 Replies

51776 Views

Last post by kostaki sk8a
Tue Aug 07, 2007 4:16 pm
The Magic Stick

Last post by iknowmy3tables
Replies: 18
by paragod » Thu Oct 05, 2006 1:45 pm
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Here is my first propane injected gun.

I used double valves and a guage so that I could meter my propane shot. The chamber is 4 x14 , and is done...

Last post

triple post aaaahhh don't do that again use the edit button on your post, the fan doesn't melt cause the explosion is breif and it has lots of...
18 Replies

10113 Views

Last post by iknowmy3tables
Tue Aug 07, 2007 10:58 am
RMS's Cannon

Last post by SnowFlox
Replies: 27
by PCGUY » Sun Feb 13, 2005 12:12 am
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First post

RMS CANNON

Provided By - RMS

I tested it out this weekend. Barrel is 10' x 2 and it is still only a 1.2:1 C:B ratio. Another 5' extension and...

Last post

that looks and reminds me of a mortar just by the way it is set up on that hill.

same thought :D

Nice long cannon !! what do you mean about the...
27 Replies

18863 Views

Last post by SnowFlox
Tue Aug 07, 2007 10:07 am
Ignition Question

Last post by jimmy101
Replies: 6
by Rukus » Sun Aug 05, 2007 7:41 pm

First post

Hi guys....just signed up for the forum. I've been reading allot of old posts, picking up several good tips.

My new gun: 4 x 24 PVC Schedule 40...

Last post

Like others said, the problem is not the ignitor, it is either the mixture or the mixing.

There is a simulator for basic combustion guns; EVBEC ....

6 Replies

1996 Views

Last post by jimmy101
Mon Aug 06, 2007 9:57 am
The Pwnager

Last post by Skywalker
Replies: 4
by Skywalker » Sun Aug 05, 2007 8:19 pm

First post

This is my ghetto shoulder-fired combustion launcher. The name is a reference to the onager, a kind of wild mule that is said to give a vicious kick....

Last post

Oops, good catch, Hawkeye.

The blue rag on the barrel is the ghetto shoulder rest.

Yeah, it's pretty big. I like it that way though: I don't own...

4 Replies

2680 Views

Last post by Skywalker
Mon Aug 06, 2007 8:02 am
spud launcher #1

Last post by cody2
Replies: 16
by cody2 » Thu Apr 19, 2007 7:35 pm
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this is my second cannon It works good but needs a chamber fan. the ratio is out wack and i cant get a good fuel distribution

new ignition needed,...

Last post

It is going to have a nine volt ignition soon as soon as I get to radio shack
16 Replies

6718 Views

Last post by cody2
Sun Aug 05, 2007 8:38 pm
Yet Another Noob...

Last post by jimmy101
Replies: 25
by CaveC » Thu Aug 02, 2007 11:49 pm
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I've been lurking as a guest for the past few days, and decided I'd sign up and spread my noobiness around the forums!

I've got nothing but time for...

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pre cut potatos(we took some 2in pipe and made a mold so we could pre cut potatos and cut the tips to make them fly a little better .)
The problem is...
25 Replies

8890 Views

Last post by jimmy101
Sun Aug 05, 2007 4:55 pm
Alternative Ignition

Last post by jimmy101
Replies: 12
by flamerz14 » Fri Aug 03, 2007 10:28 pm

First post

I can't find BBQ ignitors here (yet) and most definitely stunguns are illegal in my country. I heard those flyback thingys can be used...what and...

Last post

I've got a flyback circuit question:
I just yanked a flyback from an old tv. I've located the correct coil leads on the bottom, but I can't find the...

12 Replies

3896 Views

Last post by jimmy101
Sat Aug 04, 2007 2:53 pm

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