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Need help on Pneumatic Air Cannon design!

Last post by farcticox1 « Sun Jun 07, 2026 3:54 pm
Replies: 1
by DaisyPukes » Thu May 21, 2026 2:46 am » in Pneumatic Cannons

First post

Hi everyone!

I'm a junior in high school and a noob about building pneumatic air cannons. For my physics 1 final, I decided to build a pneumatic air...

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Do you have a budget or access to parts. What ammo are you going to use ? I found airsoft a good place to start or even Nerf Rival can give good...

1 Replies

2798 Views

Last post by farcticox1
Sun Jun 07, 2026 3:54 pm
Stepper Motor Running in Reverse Direction

Last post by mrfoo « Wed Jun 03, 2026 10:52 am
Replies: 2
by Adalindis » Sat Mar 28, 2026 1:34 am » in Off-Topic Hobbies

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Hello everyone, I've encountered a strange problem during equipment debugging: the stepper motor ( ) occasionally rotates in the opposite direction...

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Steppers have a maximum speed, if you're running close to that or running under heavy load, it may miss steps, resulting in back stepping depending...

2 Replies

10353 Views

Last post by mrfoo
Wed Jun 03, 2026 10:52 am
Inconsistent Holding Force at Different Points of Linear Actuator

Last post by Engratia « Tue Jun 02, 2026 2:04 am

by Engratia » Tue Jun 02, 2026 2:04 am » in Off-Topic Hobbies

Hello everyone.

Our automated tooling relies on an electric linear actuator ( ) for segmented, fixed-point locking. Drive parameters and power...

0 Replies

1219 Views

Last post by Engratia
Tue Jun 02, 2026 2:04 am
BlasterSim

Last post by btrettel « Wed May 27, 2026 9:12 am
Replies: 2
by btrettel » Fri Mar 06, 2026 5:50 pm » in General Cannon Discussion

First post

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...

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BlasterSim is adiabatic.

Sorry for the delay, the email notification didn't come in until today for some reason.

2 Replies

26214 Views

Last post by btrettel
Wed May 27, 2026 9:12 am
Tire Bead Blaster Modification

Last post by Moonbogg « Wed May 06, 2026 7:20 pm
Replies: 1
by treehousedan » Fri Mar 20, 2026 8:06 am » in Pneumatic Cannons

First post

As an arborist needing to get a pilot line over a specific tree limb I have many options but my current addiction is air cannons. When I saw a video...

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I just discovered these things and soon after this post. I can't more people don't talk about this here. Some of these devices are authentic,...

1 Replies

8706 Views

Last post by Moonbogg
Wed May 06, 2026 7:20 pm

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