Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

There’s a long history of devices originally used for communication being made into computers, with relay switching circuits, ...

The two TV technologies that dominate our picks for the best TVs are OLED and mini-LED. There are incredible TVs using each technology. That said, each has strengths and weaknesses that might mean one ...

Back in 2017, Hackaday featured an audio reactive LED strip project from [Scott Lawson], that has over the years become an extremely popular choice for the party animals among us. We’re fascinated to ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more I test TVs for a living, and year after year, Samsung remains one of the most dependable brands I review.

An Arduino library for 7-segment display modules based on the TM1637 chip, such as Seeed Studio's Grove 4 digit display. The TM1637 chip also has keyboard input capability, but it's not implemented in ...

Abstract: This paper demonstrates how the multilevel pulsewidth modulation (PWM) (MPWM) driving method can be implemented on a full-color large-area light-emitting diode (LED) display panel system ...

An LED display for real-time prices of stocks, cryptocurrencies, and forex rates. Requires a Raspberry Pi, and an LED board connected to the Pi via the GPIO pins ...