YouTuber Designs Cooling System for 1.5 kW LED, Creates Small Artificial Sun

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.
Hackaday

Back To Basics: Hacking On Key Matrixes

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

This fully metal phone also has a rear dot matrix display

TECNO has revealed the POVA Metal Tonino Lamborghini Limited Edition phone, which is an all-metal 5G device. In addition to using a metal body, it also features a unique dot matrix display on the rear ...
Hackaday

This LED Strip Clock Aims To Make Your Next One Easier, Too

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...
GitHub

LED Library for Arduino - ezLED

This library is designed for Arduino, ESP32, ESP8266... to control LED: on, off, toggle, fade in/out, blink, blink the number of times, blink in a period of time. It is designed for not only beginners ...