Al Gnon

Al Gnon

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Al Gnon
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How to build and program your own fully autonomous sentry gun. Open-source code and schematics.

Project Sentry Gun is an open-source community dedicated to making computer-controlled paintball sentry guns on the cheap.

- A whole new level of DIY. - Figure Of Fun: Do It Yourself Coil Gun

Daniel Eindhoven is talented designer who created this cool coil gun. It took around 40 hours to finish this outstanding job. It weights 5 K.