diy projects
Animate a Halloween Skeleton with a Raspberry Pi Pico and Servos
Turn a ₱150 plastic skeleton into a spooky animatronic with a Raspberry Pi Pico, four 9g servos, and a distance sensor. Wiring and power…
diy projects
Flip-Dot Display Turns Fluid Physics Into Sound on a Pi Pico 2 W
A maker swapped silent LEDs for a room-filling flip-dot panel that physically clacks out real fluid physics, steered by a joystick and a hidden…
diy projects
Raspberry Pi Pico Revives a Discontinued Heathkit Packet Radio Modem
A maker resurrected a discontinued 1980s Heathkit packet radio modem by making a $4 Raspberry Pi Pico run the exact original firmware itself.
diy projects
30 ATtiny412 Chips Recreate a 1928 Bicycle-Chain Number Sieve
Maker KB Sriram rebuilt a 1928 mechanical number sieve using 30 ATtiny412 chips and an RP2040, and the century-old math still checks out perfectly.
diy projects
Three Kids Built a Raspberry Pi 3 Underwater Camera for £130
Three kids sealed a Raspberry Pi 3 and a DS18B20 sensor in a £130 acrylic tube to log river temperature and video on their…
diy projects
Raspberry Pi Zero 2 W PICO-8 Handheld With a Square 720×720 Screen
A Pi Zero 2 W, an 18650 cell and a square 720x720 screen turn PICO-8 into a pocket console. Here's how UncleStem built it…
diy projects
Self-Driving 1/48 Scale Train Runs on a Supercap and IR Sensors
A 1/48 scale locomotive packs a supercapacitor, boost converter, and IR receiver so it can stop, wait, and reverse on its own. Here's how…
diy projects
Nipkow Drum 3D Display: 1884 TV Tech Meets Fast LED Matrix Panels
A spinning drum with a spiral of holes plus 22,500 fps LED panels gives glasses-free 3D. Here's how James Brown's Nipkow display works and…
diy projects
Pocket Linux Messenger Built From a $20 MF800 4G Hotspot
A $20 MF800 hotspot, a thumb keyboard, and a Sharp Memory Display become a pocket Linux messenger with 4G. Here's the parts list and…
diy projects
Sudo-Pi Zer0: A Raspberry Pi Zero 2 W Handheld Linux Terminal
A maker built a pocketable Linux terminal around the Pi Zero 2 W, with a custom carrier PCB, keyboard, USB hub and battery. Schematics…
diy projects
Prop-Maker FeatherWing: Add Lights, Sound and Motion to Props
One FeatherWing puts a 3W class-D amp, a NeoPixel port, an RGB LED driver and an accelerometer on your Feather, so a prop reacts…
diy projects
Robot Poker Chips and Heated Dice: Engineering a Casino Cheat
Mark Rober invited makers to beat his casino with hardware. A self-driving poker chip, wax-loaded dice and a wearable card counter were the result.