2022 FPV Contest: ESP32-Powered FPV Car Uses Javascript For VR Magic

You don’t always need much to build an FPV rig – especially if you’re willing to take advantage of the power of modern smartphones. [joe57005] is showing off his VR FPV build &#82…

TTP223 Brings Simple Touch Controls To A LED Lamp

You can buy small modules with capacitive touch detection ICs — most often it’s the TTP223, a single-button capacitive model with configurable output modes. These are designed to pair w…

I2C Tap Helps Assign Blame For SDA Conflicts

If you’ve ever debugged a misbehaving I2C circuit, you probably know how frustrating it can be. Thankfully [Jim] over at Hackaday.io, has a proto-boardable circuit that can help! Inter-integr…

Tracer, A Platform For All Things Movement Logging

[electroSwing] is building a lightweight, battery-powered board to track and measure movement of all kinds, called Tracer. Powered by an ESP32, it has a LSM6DSL 6DoF accelerometer & gyroscope s…

Say Friend And Have This Box Open For You

Handcrafted gifts are special, and this one’s no exception. [pender] made a Tolkien-inspired box for his son and shared the details with us on Hackaday.io. This one-of-a-kind handcrafted box …

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Ethernet Tester Needs No LEDs, Only Your Multimeter

Ethernet cable testers are dime a dozen, but none of them are as elegant and multimeter-friendly as this tester from our Hackaday.io regular, [Bharbour]. An Ethernet cable has 8 wires, and the 9 vo…

Reusing Proprietary Wireless Sockets Without Wireless Hacking

Bending various proprietary devices to our will is a hacker’s rite of passage. When it comes to proprietary wall sockets, we’d often reverse-engineer and emulate their protocol – …

IPod Mod Puts Pi Zero In New Bod

We sure love to see nicely designed products get a new lease on life. Just as the new Raspberry Pi Zero 2 was being announced, [production] was stuffing an original RPi Zero into an old iPod’s case…

An Inexpensive FM Receiver For The Raspberry Pi

At this point, there are no shortage of impressive hacks for the Raspberry Pi. [Dilshan Jayakody] recently documented his experience in designing and building an inexpensive FM Stereo Receiver for …

A Digital White Cane For The Visually Impaired

The white cane (and its many variants) is an everyday carry for many visually impaired people. This low-tech tool allows those afflicted by visual impairment to safely navigate the world around the…