Last year, Semtech released the LR2021 LoRa Plus transceiver chip, designed to address the low data-rate issue associated with LoRa, but surprisingly, ...

"This project is not about powerful hardware or complex graphics." ...

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Older hackers will remember that a crystal set radio receiver was often one of the first projects attempted. Times have changed, but there’s still something magical about gathering invisible signals ...

LaserControl 🔴 — Arduino 12V Laser PWM Controller A professional single‐file Arduino sketch to safely drive and dim a 12 V laser module using PWM, a MOSFET driver, a potentiometer and a toggle button ...

Resonantly tunable quantum cascade lasers (QCLs) are high-performance laser light sources for a wide range of spectroscopy applications in the mid-infrared (MIR) range. Their high brilliance enables ...

A line of InGaAs laser and detector modules is intended for use in Optical Time Domain Reflectometer (OTDR) mainframe and portable test equipment. For portable applications, seven MQW-FP laser diode ...