CNX Software

Convert old IR remote controls into presentation clickers using an RP2040 USB board and open-source TTVKTR firmware

TTVKTR open-source firmware converts old IR remote controls into presentation clickers through Raspberry Pi RP2040 USB boards ...
Hackaday

Web-Based Control For A CB Radio

There was a time when a CB radio was a simple affair: a small box with a channel selector, volume, and squelch controls. No ...
IEEE

Phase Control Demonstration of S-Band Hybrid Phase-Locking Magnetrons for Array Applications

Abstract: To meet the phase control requirements of magnetrons in large-scale array applications, the advantages of injection locking and cascaded mutual coupling phase locking are fully integrated. A ...
CNX Software

LichtBit’s open-source ESP32 Art-Net/sACN NeoPixels controller can drive up to 2,720 RGB LEDs

Dutch hardware designer LichtBit has launched a fully open-source ESP32-based Art-Net/sACN NeoPixels LED strip controller designed for large-scale lighting installations and custom stage design. Built ...
IEEE

Toward Highly Efficient Demura Technology for Mini-LED Displays by Hybrid Chip Sorting

Abstract: Due to the differences in the luminous intensity and peak wavelength of each mini-LED, mura has become a key constraint in display applications. To solve this problem, an advanced demura ...
Nature

Terahertz single-pixel video based on a matrix-addressable infrared vertical-cavity surface-emitting laser array

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...