YouTube is full of information on almost any topic, and the same applies to electronics. Over the years, many YouTube channels have emerged that provide engineers with how-to info on design techniques ...

The Lock-in amplifier tutorial [1] will help students understand basic and some advanced concepts related to the principle of operation and use of a lock-in amplifier (LIA). It is intended for use by ...

The SignalSDR Pro is a Raspberry Pi-sized SDR that brings a credit-card-sized twist to software-defined radios (SDRs). It is a compact, streamlined device suitable for tasks ranging “from signal ...

Light is everywhere around us in the form of sunlight, artificial lighting and signaling. Most electrical equipment use either visible or infrared radiation for signaling, displays, sensing, data read ...

Temperature reflects the balance between production and dissipate of heat. Flexible temperature sensors are primary sensors used for temperature monitoring. To obtain real-time and accurate ...

A low-cost multispectral imager was built using a multiwavelength LED PCB (light-emitting diode printed circuit board), 3D printed housing, and a monochrome camera, and it was controlled via National ...