diy projects
Brass and a Raspberry Pi 5: A Handheld PC You Build Yourself
Maker Huy Vector bent brass tubes into a frame for a Raspberry Pi 5 handheld with a 4-inch HDMI screen and an I2C keyboard.…
diy projects
Build a Rotating UV Flame Scanner With the UVTRON R2868
A solar-blind UVTRON R2868 phototube on a spinning platform spots flames through dense brush from 15 meters. Here's the parts list and wiring.
diy projects
Duality Canvas: Build a Wall-Sized ESP32 LED Display With WLED
Andy Huot's Duality Canvas tiles 16x16 addressable-LED PCB panels into a wall-sized display you can scale to any size, driven by an ESP32 and…
diy projects
A Palm-Sized Battery Bench Power Supply Built on the ATtiny3216
Ben Makes Everything built a palm-sized battery bench power supply with 0.8V to 22V output, USB-C PD charging, and an ATtiny3216 running the show.
diy projects
Lini: An Open-Source Raspberry Pi CM5 Handheld With 40-Pin GPIO
The open-source Lini handheld runs a Raspberry Pi CM5 and breaks out a full 40-pin GPIO header with 6A rails, turning a pocket computer…
diy projects
Open Book Touch: The ESP32-S3 E-Reader Built to Be Hacked
A $149 open-source e-reader runs on an ESP32-S3, sips under a milliamp while reading, and hands you the firmware, PCB, and CAD to hack…
diy projects
This Giant ATmega Chip Doubles as a Qi Wireless Charger
Nick Electronics supersized the ATmega chip every Arduino fan loves into a working Qi wireless charger, three prototypes and one 90C meltdown later.
diy projects
Build a Live Flight Tracker on the Feather RP2350 This Weekend
Turn a Feather RP2350 and a 3.5-inch TFT into a desktop flight tracker that spots planes on 1090 MHz and even flags lunar transits…
diy projects
Pi Zero Cyberdeck: A Pocket Linux Rig With a 3.5″ Screen
A Raspberry Pi Zero 2 W, a 3.5-inch GPIO screen, and a thumb keyboard fold into a pocket Linux rig. Here is how the…
diy projects
Weekend Build: A Moon-Transit Flight Tracker on Feather RP2350
A desktop flight tracker on the Feather RP2350 that flags the exact second an aircraft crosses the Moon. A two-board weekend electronics build.
diy projects
Weekend Build: A DIY SteamVR AR Headset on an ATmega32u4 PCB
Maker Manolo's Sideloader 3.3 packs SteamVR head tracking into a wearable AR headset built on a bare ATmega32u4 chip and a custom PCB, no…
diy projects
The PocketMage: An Open-Source ESP32-S3 E Ink PDA Goes Live
Meet the PocketMage: an open-source ESP32-S3 pocket PDA pairing a dual E Ink and OLED display for distraction-free writing, notes, and light coding.