Most thefts happen after midnight when people enter the second phase of sleep called 'paradoxical sleep.' Here is a smart security circuit for your...

Marcus Erlandsson has been in the semiconductor business since 1998. He started as a field-programmable gate array (FPGA) and application-specific integrated circuit (ASIC) design...

A charge controller is one of the main components of a solar battery charging system (Fig. 1). Its main function is to fully charge...

Electronic design automation (EDA) plays the most important role in design and development of any product. Pravin Madhani, general manager, place and route division...

Considering that every chip in the world and every transistor on the chip are tested, just imagine the amount of time and cost involved...

A friend of mine plays guitar with several guitar effect pedals. He had a problem with battery eliminators and cables of the pedals cluttering...

From in-vehicle communication to fuel efficiency and regulatory norms, every automotive innovation is becoming more complex and highly integrated. It implies that test and...

Here is the circuit for a portable electric lamp-cum-LED flasher. It uses a 25W, 230V AC bulb and nine LEDs. When the bulb glows...

Calibration defines the accuracy and quality of your measurement. But just buying a certified, calibrated equipment is not the answer; you need to service...

A metronome is used by musicians for practice in maintaining a consistent tempo, or rubato, around a fixed beat. This circuit produces a regular...