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1.4K

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Custom FM Radio Station Powered By Shell Scripts

523

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I live in the take off path of SFO and built a ceiling projection mapping of the planes flying over my house using ADS-B radio

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967

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Turning An Old 3D Printer Into A Vinyl Cutter For Cheap

1.2K

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Resourceful runner 'can race my own ghost' using homemade Meta Ray-Ban Display app — also adds bonus coins, mini leaderboard, and more

948

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See Aerodynamics In Action With A Desktop Wind Tunnel

393

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A Benchtop Neutron Generator For The Home Reactor

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616

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Low Head Turbine Generates Plenty Of Power

484

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Cerelog’s ESP-EEG is a new 8 channel biosensing board at a hobbyist-friendly price

754

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DIY open-source ultrasound hardware on the rp2040/rp2350

412

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A Cyberdeck That Runs Linux…in An Altoids Tin

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632

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Boomba is a Roomba with every upgrade imaginable

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1.1K

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This Credit Card Computer Follows All Dimensions

1.2K

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I Built My Own Hair Electrolysis Machine

312

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Three-Axis Camera Slider From 3D Printer Parts

157

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Enthusiast builds his own RAM in garden shed cleanroom — fledgling array of memory cells groundwork for much larger future project | Tom's Hardware

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170

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DIY Smart Button Gets Surprisingly Complicated

224

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This is the tiniest e-reader in the world, and you can build one yourself

1.1K

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Guy builds AI driven hardware hacker arm from duct tape, old cam and CNC machine

515

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Engineer open-sources DIY radar system that's 95% cheaper than $250,000 commercial offerings, has 20 kilometer range — Moroccan engineer designs Aeris-10 radar, shares it on GitHub

957

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DIY UPS Keeps Home Assistant Running

489

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Wearable Circuit Sculpture Is One Smart Bracelet

88

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Trying To Build Your Own Consumer-Grade Router In 2026

466

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FPGA Powers DIY USB Scope And Signal Generator

843

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ESP32 Weather Display Runs Macintosh System 3

891

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Hacking a Cheap PIR Night Light Into Something Actually Useful

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