Pneumatic Cannons

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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

1204850 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Directional Control Valves (3way valves and stuff like that)

Last post by jpalf1
Replies: 86
by POLAND_SPUD » Sun Mar 07, 2010 1:12 am
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Directional Control Valves, commonly refereed to as 3,4,5 etc. valves or spool/poppet valves etc., can be very useful for spuders.
They can be used...

Last post

very,useful info for a beginner such as myself.The links are great as well.Thankyou.(you won't believe this but as i was reading,my fridge comp...
86 Replies

605896 Views

Last post by jpalf1
Sat Apr 13, 2013 10:53 am
Sprinkler Valve Troubleshooting Guide

Last post by quinn whitsitt
Replies: 64
by noname » Sat Jun 16, 2007 12:15 am
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Sprinkler Valve Troubleshooting

This is a guide to sprinkler valve problems. Before creating a new topic to ask questions on why your valve isn't...

Last post

great job everyone
64 Replies

858597 Views

Last post by quinn whitsitt
Thu Feb 22, 2024 2:18 pm
Piston Valves Explained Visually

Last post by pavina
Replies: 178
by clide » Mon May 14, 2007 11:21 pm
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I had this posted on Spudtech, but I am reposting it here to hopefully help some people out and allow for discussions/updates.

Well I made this...

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Thanks for sharing this! It might also be useful to mention how friction and maintenance can affect performance over time. Looking forward to more...
178 Replies

1021821 Views

Last post by pavina
Fri Sep 27, 2024 4:05 am
"How Much CO2 do I need?"

Last post by choke
Replies: 32
by BC Pneumatics » Sun Apr 01, 2007 9:52 pm
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For all those people out there looking for a rough idea of how much CO2 they will need for a chamber of any given size-
Just multiply the volume of...

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Great piece of software :) I've been kicking numbers round my head for a while now, and wondered if someone here could confirm. I'm filling a 1.5 dia...
32 Replies

393031 Views

Last post by choke
Thu Jul 04, 2013 2:38 pm
Valve Cutaways

Last post by jhalek90
Replies: 8
by PCGUY » Sat Feb 26, 2005 9:10 pm

First post

VALVE CUTAWAY

Provided By - Longshot

These are some pictures of some of the most popular valves used on spud cannons. Only difference is, these...

Last post

Can someone fix the picture links??

8 Replies

100243 Views

Last post by jhalek90
Wed Oct 07, 2009 2:13 pm

Topics

how to "hook up" QEV

Last post by psycix
Replies: 8
by JDP12 » Tue Sep 02, 2008 7:06 pm

First post

what goes where?- there are 3 ports on the QEV- and which one does the barrel , chamber and fill/exhaust go into?

sorry i just had a COMPLETE brain...

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Remind the construction of a barrel sealing piston valve, QEVs basically are that and so, the chamber is basically always on the side port.
For the...

8 Replies

1968 Views

Last post by psycix
Wed Sep 03, 2008 9:24 am
simple safety valve question....

Last post by sharpshooter
Replies: 5
by sharpshooter » Tue Sep 02, 2008 3:21 pm

First post

Lets say i have one of those pop off safety valves between 2 chambers. if it is set at 50 psi, it will make for a 50 psi difference between the...

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the biggest reason is size. i found some adjustable pressure ones that are about 3/4 in long and 1/2 in dia. the other is that if i can spend $8...

5 Replies

1472 Views

Last post by sharpshooter
Tue Sep 02, 2008 4:45 pm
Electronic circuit for solenoid

Last post by jimmy101
Replies: 30
by Acdcmonkey1991 » Thu Aug 28, 2008 6:39 pm
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I am working on an automatic prototype with a solnoid that strikes open a hammervalve, my question is: Can I get a circuit or something that when I...

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put a LED in first to test it, way easier to debug if you cant use the comp o scope. Tell us if anything goes wrong. make sure the capacitor is...
30 Replies

10822 Views

Last post by jimmy101
Tue Sep 02, 2008 1:21 pm
air pump update 9.1.08 700psi + picture

Last post by far_cry
Replies: 18
by far_cry » Tue Aug 26, 2008 6:45 pm
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this is my home made air pump
updated
this a picture of my new gauge at 700 psi

Last post

you want power
get some psis how much you can :P
18 Replies

8388 Views

Last post by far_cry
Mon Sep 01, 2008 6:28 pm
Automatic Golfball Cannon

Last post by trae08
Replies: 9
by microman171 » Sat Aug 30, 2008 7:03 pm

First post

I would like to know if anyone has tried this? It looks like a fun build and in USA not too expensive. I have no idea as to how this works.

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if you used a small compressor you could also use a 20 ounce co2 tank and when the pressure drops the co2 could help offset the difference.

9 Replies

6094 Views

Last post by trae08
Mon Sep 01, 2008 5:59 pm
Tell me what u think of me and my dads first gun..

Last post by Demon
Replies: 7
by Dussalater » Sun Aug 31, 2008 10:24 pm

First post

me and my dad built this gun the other day... its my first time we made one.. and im thinking about putting on a copper barrel and riggin up...

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Its a very nice gun and you are lucky then your father likes to build spudgun with you...

the only thing i would say its then the barrel is not...

7 Replies

2443 Views

Last post by Demon
Mon Sep 01, 2008 8:04 am
3/4" QEV PVC cannon! (+nearly finished coax teaser pics

Last post by ALIHISGREAT
Replies: 13
by ALIHISGREAT » Thu Aug 28, 2008 7:53 am

First post

finally got round to nearly finishing my first cannon! :lol:

specs

1m 3/4 PVC barrel
~80cm 1.5 chamber
3/4 QEV
blowgun pilot
good for about...

Last post

Nice car!

:D

*ahem* yes, good effort on the launcher, damage pics!

you are talking about the red monster truck in the background of the TVR pic...

13 Replies

6431 Views

Last post by ALIHISGREAT
Mon Sep 01, 2008 2:44 am
paintball idiots

Last post by ammosmoke
Replies: 36
by Demon » Thu Aug 28, 2008 5:03 pm
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I sawed this video on youtube and decided to share it, i am just amazed how pepoles could be stupid.

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I don't think that they deserve the punishment they got. That was your soccer moms at work. But they deserve a month or so to learn their lesson. You...
36 Replies

10530 Views

Last post by ammosmoke
Sun Aug 31, 2008 10:48 pm
Where can I buy these things?

Last post by trollhameran
Replies: 6
by QuaziGNRLnose » Sat Aug 30, 2008 9:59 pm

First post

well i live in quebec and i cant seem to find and PSI rated PVC, in fact the only pvc i can buy is those large irrigation pipes and those grey wire...

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If you've got money, you can get bigger bore copper, the biggest I have seen is 48mm.

ALIHISGREAT: Surely you realize everything is more expensive...

6 Replies

3826 Views

Last post by trollhameran
Sun Aug 31, 2008 1:22 pm
paintball air cannon (new pic's on page 3!)

Last post by stevenarroyo
Replies: 37
by stevenarroyo » Thu Aug 07, 2008 1:25 pm
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this is my full size air cannon that i shut paintballs out of.

all it needs is a paint job that i well be doing soon.

Last post

thanks man
i when i was painting it black i was like i need some more color and then i found the green.

i think it came out good
37 Replies

10502 Views

Last post by stevenarroyo
Sun Aug 31, 2008 10:39 am
NSWP Mk.1 (Nightshade Warrior Pneumatic Mk.1)

Last post by nivekatoz
Replies: 17
by TNW_NL » Sun Feb 10, 2008 12:02 pm
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Hi all,

This is my first post here, having done some serious lurking :)

Anyway, built my first pneumatic cannon, after some months of messing...

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Theres no such things as dumb questions, Just stupid mistakes.
17 Replies

8880 Views

Last post by nivekatoz
Sat Aug 30, 2008 5:33 pm
Build log -- Full-auto 6mm - First Test Shots : FAILURE

Last post by Sticky_Tape
Replies: 36
by Leonard » Sat Aug 16, 2008 12:20 pm
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Hey guys!

First of all, here's a link to the design i am currently making :

I'v been working for the past months to achieve a semi/full-auto...

Last post

You do know that there are special flow valves that regulate flow right? I think they are called needle valves.
36 Replies

11585 Views

Last post by Sticky_Tape
Sat Aug 30, 2008 3:15 pm
Grenade pistol

Last post by Demon
Replies: 6
by Davidvaini » Sat Aug 30, 2008 2:59 am

First post

Alright so its 3am here and I am really tired.. so I thought it would be fun to take a bunch of my 3/4 burst disk cartridge peices and make a quick...

Last post

I think the pistol with the short barrel is cooler, its my advice.

6 Replies

1791 Views

Last post by Demon
Sat Aug 30, 2008 2:09 pm
Coaxial Piston not actuating

Last post by iisthemuffin
Replies: 8
by iisthemuffin » Thu Aug 28, 2008 6:27 pm

First post

I started a mini coaxial a few mopths ago. I couldnt get it so i gave up on it for a while.

Ive since decided to retry.

Today i noticed i have...

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Oh no sorry Gippeto. My piston will onl travel about .5 inches. The extra space is the adapter. My piston will not travel though the adapter without...

8 Replies

2560 Views

Last post by iisthemuffin
Sat Aug 30, 2008 12:15 am
how do i make ball amo?

Last post by hi
Replies: 16
by dilweed » Thu Aug 28, 2008 2:39 pm
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Im not sure how to make musket ball amo, but i have an idea please help me if im wrong. first im going to melt some soft metal nails(dont know what...

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cabela's has .50 cal lead molds for about $20. i have one, but havent used it yet. im sure it would work with .5'' pipe.

edit- type in lee bullet...
16 Replies

5280 Views

Last post by hi
Fri Aug 29, 2008 11:19 pm
Sprinkler Valve, modded vs non-modded

Last post by Eddbot
Replies: 5
by Toaster » Fri Aug 29, 2008 8:55 am

First post

Hi
First of all i could't do a research, it gave me an error, so sorry if the question was already posted...
So im going to build my first pneumatic...

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just a simple question in this thread (does not deserve a topic) since i can't get sprinklers, why has no one put the pilot valve in the solenoid...

5 Replies

3541 Views

Last post by Eddbot
Fri Aug 29, 2008 8:26 pm
Supply Chamber Size.

Last post by Wrath Ordanace
Replies: 6
by Wrath Ordanace » Thu Aug 28, 2008 10:03 pm

First post

What size supply chamber do I need???

I want to fire a Nerf Vortex from a 2 Barrel, 18 long. Sprinkler valve system and I need my supply chamber to...

Last post

No, they are ussually rated for 160psi or so, but I could use the program however I am having trouble opening the executable file. So I'm still...

6 Replies

2244 Views

Last post by Wrath Ordanace
Fri Aug 29, 2008 8:02 pm
QEV Help

Last post by POLAND_SPUD
Replies: 17
by ainsworth112294 » Tue Aug 26, 2008 10:37 pm
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could someone please tell me the parts i wold need to build the valve on this gun(someone told me it was a QEV but idk) i need parts list and how to...

Last post

Every QEV is a piston valve or diaphragm valve ohhhh sorry... true... :oops:

but still every QEV is a diagraphm valve or a piston valve but not...
17 Replies

5558 Views

Last post by POLAND_SPUD
Fri Aug 29, 2008 7:40 am
I need some good ammo for my Sch 40 1.5 inch barrel

Last post by umbra monachus
Replies: 12
by Dussalater » Thu Aug 28, 2008 7:16 pm

First post

I need some good ammo for the gun I'm building which is sch 40 1.5 inch.. And I would like to know if I could get srd21 at lowes or homedepot?

Last post

you could do that, what i meant was that we used raccoon shart for ammo Wow that is really funny and sick at the same time.

12 Replies

4847 Views

Last post by umbra monachus
Fri Aug 29, 2008 5:44 am
Bazookair - My Bad Ass Kiwi Coaxial

Last post by microman171
Replies: 14
by microman171 » Tue Aug 26, 2008 2:54 am

First post

At last this thing is complete. I have learnt a lot along the way and this thing is my first and last until I leave university.

The Specs:
Chamber:...

Last post

I have used neoprene from a stubby holder but ot no avail. Perhaps i should explain the problem... The gun now rather than ripping small holes in the...

14 Replies

3285 Views

Last post by microman171
Fri Aug 29, 2008 12:47 am
which valve

Last post by ajb12345
Replies: 3
by ajb12345 » Thu Aug 28, 2008 10:08 am

First post

for my second cannon(gotta get around to posting my first) I can't figure out which type of valve to use. It's going to have a two inch barrel and a...

Last post

so make piston

3 Replies

1855 Views

Last post by ajb12345
Thu Aug 28, 2008 7:20 pm
Real Action Paintball Mortar

Last post by Hubb
Replies: 17
by Hubb » Thu Aug 28, 2008 1:58 pm
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Okay, guys. I've been working on a a real action mortar. Here is what I've come up with so far:

I use a 2 SDR pipe as the barrel. This allows my...

Last post

If that were the case, I would just mod the sprinkler valve. Just to clear this up, you know this is built already, right?
17 Replies

6557 Views

Last post by Hubb
Thu Aug 28, 2008 5:26 pm
Good ammo for my gun..

Last post by hi
Replies: 6
by Dussalater » Wed Aug 27, 2008 4:31 pm

First post

I am gonna have a 1.5 inch barrel and a .5 inch barrel... Need ammo for both of them. Any suggestions?

Last post

what ever fits...

6 Replies

2678 Views

Last post by hi
Wed Aug 27, 2008 10:05 pm
my newest and only sprinkler valve cannon

Last post by taytayswims
Replies: 4
by taytayswims » Tue Aug 26, 2008 5:16 pm

First post

I call it the light house

specs.
1 inch modded valve.
2 inch chamber 1 foot long
1 inch barrel 3 feet long

it took me about two days to figure out...

Last post

you said it iisthemuffin.

4 Replies

2895 Views

Last post by taytayswims
Wed Aug 27, 2008 5:06 pm
GGDT request

Last post by POLAND_SPUD
Replies: 12
by ALIHISGREAT » Mon Aug 18, 2008 2:20 pm

First post

coaxial
101cm 28mm copper chamber (~26mm ID)
1m 15mm copper barrel (~13.5mm ID)
piloted by a 1/2 QEV piloted by a 1/4 sleeve valve
shooting a 3g spud...

Last post

finally... no offence but this programme is usefull if you can use it yourself and 'play' with it... GGDT will work on almost any PC and it won't...

12 Replies

10527 Views

Last post by POLAND_SPUD
Wed Aug 27, 2008 3:47 pm

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