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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

993566 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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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...

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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

504343 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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Originally posted by DR on the Spudtech forums:

IPEX Solvent Cements ONLINE Course can be found here:

It is recommended that you download and...

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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

281093 Views

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

Topics

Short question topic

Last post by Opob
Replies: 1503
by Labtecpower » Sat Jan 15, 2011 10:10 am
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You can ask questions here, not worth having their own topic.

Do not answer on a question already answered, unless you have very relevant or...

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Are the links on the Wiki broken? Im trying to find a how to for making a tennis ball combustion canon or mortar but am struggling to find something....
1503 Replies

1381615 Views

Last post by Opob
Sun Nov 03, 2024 4:03 pm
GGDT/HGDT Request Thread

Last post by Stelladario
Replies: 120
by MrCrowley » Thu Aug 25, 2011 5:22 pm
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So this is a topic where you may request GGDT/HGDT outputs assuming your own computer is unable to run them. To make a request, you will be required...

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Ok understood
120 Replies

548709 Views

Last post by Stelladario
Tue Sep 10, 2024 4:15 am
Useful Links & Information

Last post by jackwilson
Replies: 9
by mega_swordman » Sat Feb 09, 2008 10:50 pm

First post

I, like many other members here, certainly are mad by the prospect of people coming in asking for help or demanding plans without searching. However,...

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Thanks for sharing this useful information..

9 Replies

82221 Views

Last post by jackwilson
Wed Apr 13, 2016 1:18 am
How to make a spud gun with Sureshot SIK-20

Last post by jimmy101
Replies: 3
by jagerbond » Tue Aug 18, 2009 10:06 pm

First post

HOW TO BUILD A SPUD GUN

WITH SURESHOT KIT ( SIK-20 )

AVAILABLE FROM www.ultimatespudgun.com

SIK-20 Standard Igniter Instructions

These...

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Trouble shooting your cannon

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One of the most common fuel problems leading to misfire is too much fuel! Not usually a problem with hairspray ,...

3 Replies

64371 Views

Last post by jimmy101
Wed Aug 19, 2009 12:37 pm
Does anyone here have a 4 inch cannon and wants some free prototype shells?

Last post by JimmyT

by JimmyT » Wed Mar 25, 2026 2:29 am

I recently got a 4 footer of 1 inch allthread rod, and I intend to use it for the good of mankind. (I'm going to be making some big ass sabot rounds...

0 Replies

1818 Views

Last post by JimmyT
Wed Mar 25, 2026 2:29 am
Stepper Motor Heat Issues

Last post by karlsinner
Replies: 1
by Allen58 » Tue Jan 20, 2026 1:30 am

First post

I know absolutely nothing about stepper motors. I bought a NEMA 17 stepper motor (17HS8401- ), with a nominal rated current of 1.7 amps. I did some...

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Using 24V with a DM542 stepper motor driver to run a NEMA 17 stepper motor is normal because the driver controls the current, not the voltage....

1 Replies

27236 Views

Last post by karlsinner
Mon Mar 16, 2026 11:10 pm
BlasterSim

Last post by btrettel

by btrettel » Fri Mar 06, 2026 5:50 pm

BlasterSim is my pneumatic and spring gun simulator. I've been slowly developing this since last year and have decided it's finally ready for a wider...

0 Replies

8755 Views

Last post by btrettel
Fri Mar 06, 2026 5:50 pm
DIY Automatic Marble Shooter from Recycled Materials

Last post by samlevy0515
Replies: 1
by annasmith » Sat Jan 03, 2026 3:13 am

First post

I’m planning a DIY project to build an automatic marble shooter using only recycled materials like plastic bottles, PVC pipes, and old springs—no...

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Interesting project! You could try a spring-loaded lever system using tension from cut plastic bottles or rubber bands for force adjustment.
Have you...

1 Replies

17429 Views

Last post by samlevy0515
Wed Feb 04, 2026 12:57 am
Spudder's Design Tool (SDT)

Last post by D_Hall
Replies: 34
by D_Hall » Tue Sep 02, 2025 10:48 pm
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If you've read THIS THREAD , then you know I'm writing a replacement for GGDT/HGDT. The replacement is a single spreadsheet to replace *both* GGDT...

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I believe this makes sense. Thanks for your explanation! Is it correct to say that the best time scaler value for a given design is one that puts the...
34 Replies

107875 Views

Last post by D_Hall
Sat Jan 17, 2026 6:43 pm
HGDT & GGDT SUCK ARSE!

Last post by D_Hall
Replies: 11
by D_Hall » Tue Aug 19, 2025 11:48 pm

First post

I'm not sure when I started writing HGDT/GGDT, but the first version(s) are probably close to 20 years old and it's safe to say that I've not touched...

Last post

A new tool deserves a new thread....

11 Replies

52863 Views

Last post by D_Hall
Tue Sep 02, 2025 10:49 pm
New person wants to up his game.

Last post by samlevy0515
Replies: 9
by liljinx13 » Wed Sep 21, 2011 10:13 pm

First post

Hi,
I have two cannons- a standard hairspray one and a air powered one.
I have been looking around on this forum and have learned a few things but I...

Last post

On your AT4 design - wooden centering rings should handle hairspray, but for propane I'd recommend HDPE plastic instead. Post your drawings in the...

9 Replies

84970 Views

Last post by samlevy0515
Thu Jul 24, 2025 12:11 am
Caselman air machinegun

Last post by samlevy0515
Replies: 114
by jackssmirkingrevenge » Fri Dec 14, 2007 7:41 pm
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Not my own, but I came across these plans for what appears to be a functional high-powered 32 caliber air machinegun. I believe MrCrowley had linked...

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Interesting find! Since this involves high-pressure air/CO2 and machining specs, just a friendly reminder for anyone attempting this: please check...
114 Replies

484058 Views

Last post by samlevy0515
Tue Jul 22, 2025 9:36 pm
Stun Gun

Last post by Spud
Replies: 46
by PCGUY » Sat Feb 26, 2005 9:52 pm
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STUN GUN
Provided By Boogieman -

The much imposing 200,000V beast!

Stun guns: Truly a marvel to behold. Stun guns are a spud gunners best...

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Can someone help me with my stun gun? I have a vipertek VTS-880 stun gun, but I don't know how to set it up to get the spark inside. Could someone...
46 Replies

136283 Views

Last post by Spud
Sat Mar 29, 2025 6:55 pm
"In the world of spuds today"

Last post by jackssmirkingrevenge
Replies: 2466
by Novacastrian » Thu Feb 14, 2008 4:37 am
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Think about my sig guys.

Last post

ITWOST: not much going on. Just felt like letting you guys know I haven't forgotten about you.

You have not been forgotten either, hope life is...
2466 Replies

4692450 Views

Last post by jackssmirkingrevenge
Tue Jan 14, 2025 10:36 am
Confused about stepper motors

Last post by Selma

by Selma » Fri Dec 13, 2024 2:03 am

How do I connect a stepper motor to a circuit board. I'm very new to this and need a little help.

I have a k8055 and a hybrid stepper motor, size 11...

0 Replies

92499 Views

Last post by Selma
Fri Dec 13, 2024 2:03 am
Nouvelle mise à jour hgdt ggdt

Last post by Turbine32
Replies: 4
by Turbine32 » Fri Nov 22, 2024 5:16 pm

First post

Salut à tous et si ce trouve par ici le grand créateur de ggdt et hgdt, existe une mise à jour récentes de hgdt car en gaz ont trouve butane propane...

Last post

Oui, mais ca, c'est un choix que seulement D_Hall peut prendre.

Effectivement..

4 Replies

51623 Views

Last post by Turbine32
Tue Dec 03, 2024 7:47 pm
GGDT Question

Last post by jackssmirkingrevenge
Replies: 1
by Flash » Mon Nov 11, 2024 6:25 pm

First post

Sorry I didn’t see that that was a sticky for these questions. Feel free to delete this one

Hello,

Would someone be able to run a few GGDT...

Last post

The critical parameter here is valve opening time, and you can't really run a GGDT simulation without it.

If you are actuating a ball valve...

1 Replies

40893 Views

Last post by jackssmirkingrevenge
Tue Nov 12, 2024 9:41 am
Can someone help me build a tennis ball Launcher

Last post by Opob

by Opob » Sun Nov 03, 2024 1:51 pm

Im a complete noobie and ive tried looking around and cant find something in good detail about how to make something.I tried looking through the wiki...

0 Replies

94934 Views

Last post by Opob
Sun Nov 03, 2024 1:51 pm
P.A.C. 6, Semi-Auto Air Cannon

Last post by NateOnyx
Replies: 24
by gadgevid » Wed Feb 08, 2006 5:44 am
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Hey guys!

I was wondering if any of you have ever tried the plans for this semi auto spud gun. It's called the P.A.C. 6...here is the site I found...

Last post

Hey guys!
I have built the P.A.C. 6 semi auto spud gun following the instructions from the website you linked. It was a fun and easy project, and the...
24 Replies

127966 Views

Last post by NateOnyx
Tue Oct 15, 2024 12:44 pm
New semi auto chamber design:maybe full auto later

Last post by NateOnyx
Replies: 4
by upit14 » Sun Oct 15, 2006 6:22 pm

First post

Hi, Ive had this design, in my head for at least a year now, and Ive finally found the parts I need for it. I would be very grateful for any comments...

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Have you thought about how the seals will hold up over time, or if any adjustments will be needed to handle wear and tear?

4 Replies

79568 Views

Last post by NateOnyx
Tue Oct 15, 2024 4:50 am
Newbie builder, need some help on a school project

Last post by Potatolauncher424

by Potatolauncher424 » Sat Sep 07, 2024 9:06 pm

Hey potato launchers! (or whatever y'all call each other! XD) I've been researching for a potato gun project at school and need some help. I can't...

0 Replies

92116 Views

Last post by Potatolauncher424
Sat Sep 07, 2024 9:06 pm
Is spudding dead?

Last post by frankrede
Replies: 119
by SpudBlaster15 » Sat May 02, 2015 2:19 am
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Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...

Last post

It's been a long time but I will be getting back into cannons again soon. Good to see some familiar names again
119 Replies

612436 Views

Last post by frankrede
Wed Mar 06, 2024 1:49 pm
does anyone know what are some of the best air tanks for spudguns

Last post by quinn whitsitt

by quinn whitsitt » Thu Feb 15, 2024 12:05 pm

if so please respond

0 Replies

48459 Views

Last post by quinn whitsitt
Thu Feb 15, 2024 12:05 pm
help with semi automatic airgun

Last post by quinn whitsitt
Replies: 5
by Nikolai1939 » Wed Jan 05, 2022 8:54 pm

First post

Hello there. I'm planning to make a semi automatic air carbine, but I'm not familiar with QEVs and air cylinder pistons, so heres two questions:

1-...

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nice job everyone

5 Replies

78252 Views

Last post by quinn whitsitt
Thu Feb 15, 2024 11:58 am
Need 2.5" ammo ideas.... Anyone please?

Last post by quinn whitsitt
Replies: 9
by Giorgio » Sun Dec 21, 2008 6:36 am

First post

I have a tennis ball cannon, but the same ammo gets boring after doing all that's possible with a tennisball... Even loading it with matches and...

Last post

use 2 in steel pipe put internal hex bolts drill hole into one fill thing with thermite then put sparkler in the front and boom armor piercing...

9 Replies

55318 Views

Last post by quinn whitsitt
Thu Feb 15, 2024 11:46 am

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