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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

659296 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

387032 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

202428 Views

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

Topics

Ignition - flyback w/ camera flash.

Last post by Necrosis
Replies: 2
by Necrosis » Tue Apr 01, 2008 1:30 pm

First post

I'm having difficulty finding the right connectors to power the spool..

I have a schematic here

Could you help me?

Last post

PS: Don't forget to place the transsitor on a big heatsink. I didn't and it was fried after ten seconds :?

I will use the original transistor from...

2 Replies

1214 Views

Last post by Necrosis
Tue Apr 01, 2008 3:07 pm
i need help paintball

Last post by MrCrowley
Replies: 1
by R0B3RT0 » Tue Apr 01, 2008 2:29 am

First post

ive allready done search and non of the threads tell me how to make it or are unreliable if you know how to make a paintball gun please tell me or if...

Last post

Do this once more and i'll recommend you for temp-ban.

This is a forum, where you discuss. How-to's are just a bonus. You are here to learn, just...

1 Replies

716 Views

Last post by MrCrowley
Tue Apr 01, 2008 2:31 am
help paintball gun

Last post by MrCrowley
Replies: 2
by R0B3RT0 » Tue Apr 01, 2008 2:18 am

First post

hey guys im new and everything and me and a whole heap of friends want to make our own paintball guns i thought you guys would have a good idea how...

Last post

20. Make sure to always do a decent search before asking any questions and/or making any topics.

Example:
If you need help with sprinkler valves,...

2 Replies

1181 Views

Last post by MrCrowley
Tue Apr 01, 2008 2:23 am
grenade launcher in terminator 2?

Last post by clide
Replies: 8
by JDP12 » Sun Mar 30, 2008 10:02 pm

First post

anyone know what kind it is? I'm going to build a gun based on it and want to see pics of it

thanks

ILTBTU

Last post

Actually he is using it to aim in that picture. Note the caption.

Explanation of marked-sling method from
Marked-Sling Method. To use this...

8 Replies

3398 Views

Last post by clide
Tue Apr 01, 2008 12:49 am
Which should I choose?

Last post by FordGtMan
Replies: 6
by FordGtMan » Thu Mar 27, 2008 9:36 pm

First post

As you can probably tell I haven't posted any cannons i have made or attempted. This is because i get halfway through a project, then make some...

Last post

Anyone else have a preference? I am still open to votes...

6 Replies

1283 Views

Last post by FordGtMan
Mon Mar 31, 2008 9:13 pm
piston idea for hybrid

Last post by pat123
Replies: 10
by pat123 » Fri Mar 28, 2008 4:41 pm

First post

I am thinking about trying this idea. do you think it will work?

here is the gun I want to use it on

edit: sorry forgot to post the pic

Last post

What kind of spring would you use? Maybe a spring out of a sprinkler?

10 Replies

1810 Views

Last post by pat123
Mon Mar 31, 2008 6:18 pm
Electronic Goldmine! I tried it.. and give it an A+

Last post by rcman50166
Replies: 8
by scottcrete » Sun Mar 30, 2008 10:32 pm

First post

Hey guys.. check out the website called elctronic goldmine.. its great.. the prices are too.. I bought a bunch of fans and L.E.D.'s and motors.. and...

Last post

I've got the ultimate site for this.

Everything for my second tesla coil can be found here. Including all of the rediculous value capacitors and...

8 Replies

4006 Views

Last post by rcman50166
Mon Mar 31, 2008 4:52 pm
have eny one made somthing like this ???

Last post by SpudFarm
Replies: 4
by gymgutt » Mon Mar 31, 2008 12:36 pm

First post

hello,
i watched this video,
have eny one made somthing like this before?
do you know of som plans for somthing like this ?
or wher i can buy...

Last post

you are a noob and are not able to build something like that!

build a basic combustion and a ball valve pneumatic and come back.

eny=any
eny one=...

4 Replies

1115 Views

Last post by SpudFarm
Mon Mar 31, 2008 2:06 pm
soda can barrel questions

Last post by biged
Replies: 23
by Pilgor » Sat Mar 29, 2008 11:09 am
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what size is the barrel? what Sch is the barrel?

Last post

Yes - The Valve is a ASCO 1.5 irrigation valve.
The chamber is 16 inches x 2.75 ID 1/8th inch heavy wall tubing.
The barrel is 30 inches x 2.625 ID...
23 Replies

6020 Views

Last post by biged
Mon Mar 31, 2008 5:21 am
Heating PVC to flatten to sheet or other modifications.

Last post by Brian the brain
Replies: 21
by psycix » Thu Mar 27, 2008 5:24 pm
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I want to bend pvc, and most people heat their pvc, then shape it and let it cool.
My main questions:
-What is the best temperature to get your pvc...

Last post

an electric oven works for the short stuff.
Heats it evenly.
21 Replies

7145 Views

Last post by Brian the brain
Mon Mar 31, 2008 4:15 am
Laser Sights

Last post by Davidvaini
Replies: 15
by scottcrete » Fri Mar 28, 2008 5:35 pm
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Sthorne wanted me to post about the laser sights I installed on my cannon..
He wanted to know about...

what powered it.. = 4 watch batterys
what...

Last post

sorry to say it but we have a PM button...

I'd like to thank you for posting this info, while others might not want to know this kinda info or...
15 Replies

3836 Views

Last post by Davidvaini
Sun Mar 30, 2008 10:28 pm
1/4" Npt Schrader

Last post by pizlo
Replies: 9
by koolaidman » Sun Mar 30, 2008 5:35 pm

First post

Could someone please post a link that sells 1/4 npt schraders. it'd be much appreciated. sorry to make a thread about it.

Last post

Shipping on a any order in a smallish box (like a 1.2ft long, 7iches tall, and 6 inches wide) is about 5 bucks.

9 Replies

2639 Views

Last post by pizlo
Sun Mar 30, 2008 8:13 pm
Easy 200psi... er make that 400psi stirrup pump

Last post by Mitchza89
Replies: 45
by Gippeto » Fri Feb 22, 2008 8:02 pm
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I was thinking about a pump design the other day. Nothing revolutionary, just something that could be built by the average spudder with average...

Last post

I am quite intreaged by your fridge compressor pump BTB. What do you think it's max psi output is?
45 Replies

22658 Views

Last post by Mitchza89
Sun Mar 30, 2008 7:26 pm
AMMO:wire nuts

Last post by Jared Haehnel
Replies: 5
by THUNDERLORD » Fri Mar 28, 2008 2:20 pm

First post

Hello to all , I am new to posting here, but I have been reading a long time. Anyways, I will try to give some back to the community. This topic, I...

Last post

what are wire nuts ?

Google it....

Wire nuts are what often tied two wires together. Instead of soldering or wrapping it up in electrical tape....

5 Replies

2078 Views

Last post by Jared Haehnel
Sat Mar 29, 2008 10:06 am
Projectle friction in fully/semi auto BB guns - discuss?

Last post by Jared Haehnel
Replies: 5
by SPG » Wed Mar 26, 2008 10:44 am

First post

I've been looking through all the various BB auto threads again, and I'm wondering if maybe one of the issues why a lot of these won't cycle and/or...

Last post

Good point...I'm going have to crunch some numbers to see if I can't incorporate that into a design...

5 Replies

1455 Views

Last post by Jared Haehnel
Sat Mar 29, 2008 9:41 am
Spud gun Safety rules

Last post by Bubba05
Replies: 62
by judgment_arms » Fri Feb 02, 2007 9:01 am
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Well sense a lot of people obviously know very little about firearm safety, or they do and don’t relies that it should carry over to spud guns, I’ve...

Last post

Prepare for the worse, pray for the best.

This is so true! and in the end thats what i ment!!

Bubba
62 Replies

20138 Views

Last post by Bubba05
Sat Mar 29, 2008 5:51 am
Please help me decide!

Last post by POLAND_SPUD
Replies: 9
by scottcrete » Fri Mar 28, 2008 3:18 pm

First post

Should i leave my gun looking like its one peice... or should i put graphics on it to make it look like it seperates at the center 4 inch coupler.....

Last post

IMO it doesn't look like a Javelin at all.. but does it really have to ? it is good as it is.... to some extend you gun looks like a LAW launcher...

9 Replies

2225 Views

Last post by POLAND_SPUD
Fri Mar 28, 2008 8:47 pm
a REAL Co-axial

Last post by FeLeX
Replies: 7
by Hydra » Fri Mar 28, 2008 1:46 am

First post

Ok well Co-Axial means the barrel is inside the chamber right? Well in the real world Co-Axial means that there is another barrel on the same axis as...

Last post

Take a coaxial cable as an example. Its a wire inside of a mesh wire.

7 Replies

3109 Views

Last post by FeLeX
Fri Mar 28, 2008 11:21 am
C:B?

Last post by Hubb
Replies: 14
by Ecstasy » Thu Mar 27, 2008 4:31 pm

First post

So, I've heard that a C:B ratio of 1.5:1 is good but how come this article shows that a 0.6-0.8:1 ratio is better?

Last post

C:B, or chamber to barrel, ratio. This means the chamber's volume (not length or diameter) is 8/10ths the size of the barrel's volume.

Example: The...

14 Replies

2962 Views

Last post by Hubb
Fri Mar 28, 2008 1:23 am
Fittings don't say SCH 40

Last post by Hydra
Replies: 26
by mpcluever » Sun Dec 23, 2007 6:39 pm
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If the fittings don't SAY SCH 40, do I assume that they aren't? Of course the Home Depot employee looks at me like I'm stupid and says that they are...

Last post

DWV just means Drain, Waste and Vent. It doesnt mean it's weak. But most DWV isnt PW.

If you can fit a PW pipe into a fitting perfectly, then its...
26 Replies

5926 Views

Last post by Hydra
Fri Mar 28, 2008 12:55 am
heating propane

Last post by jon_89
Replies: 9
by jon_89 » Wed Mar 26, 2008 11:52 pm

First post

any ideas on how to heat a propane bottle to get more pressure?i am thinking something small, safe, and portable.

Last post

You know I think I will use another blow torch to heat it up. (just kidding)

9 Replies

2392 Views

Last post by jon_89
Thu Mar 27, 2008 8:53 pm
Bondo Pistol Grip (pics)

Last post by Spuddin
Replies: 22
by Spuddin » Mon Mar 24, 2008 1:01 pm
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Here's a few pics from my weekend project. I wanted a custom pistol grip for a shoulder fired launcher im building so i tried bondo. It's pretty...

Last post

negative on that scottcrete, it will stick but snap off easy. unless you use bondo as a plug inside a pvc pipe then it will work as long as you use...
22 Replies

16633 Views

Last post by Spuddin
Thu Mar 27, 2008 5:11 pm
supersonic?

Last post by SpudFarm
Replies: 30
by SpudFarm » Mon Mar 03, 2008 1:00 pm
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supersonic yeah thats right.
there has been many people saying (i go supersonic no) but no one can really say yes for certain if i ask (have you gone...

Last post

bob nailed it :)
30 Replies

6106 Views

Last post by SpudFarm
Wed Mar 26, 2008 6:07 pm
Penny Shooter

Last post by sniper hero
Replies: 8
by Jared Haehnel » Fri Mar 14, 2008 8:26 am

First post

I was wondering if an one had thought of making a rectangular barrel for a pneumatic that would shoot disks...pennies would be a cheap and easy ammo...

Last post

cool paying from 100m distance :D
but how to get a barrel that fits them exactly ?
and yes it would be expansive
and if you throw a piece of carton...

8 Replies

3245 Views

Last post by sniper hero
Wed Mar 26, 2008 11:43 am
DWV 4" sch40 rated at 220 psi?

Last post by Jeeperforlife
Replies: 6
by Jeeperforlife » Mon Mar 24, 2008 9:53 pm

First post

I have my next project in planning and I need to pressurize 4 pipe. I can get 4 sch. 40 pipe. It says DWV 220 PSI, I assume it would be good for 120...

Last post

This should solve all your problems :)

Thanks
Marcus

6 Replies

1763 Views

Last post by Jeeperforlife
Tue Mar 25, 2008 5:14 pm

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