Posts by Keshav Ashok

Introduction The Toy Organ Circuit is a classic and entertaining electronics project that turns the popular NE555 Timer IC into a simple mon…

Touch switch circuits are widely used in modern electronics because they provide a simple and reliable way to control devices without mechan…

Overview In the realm of robotics, automation, and electronic projects, controlling DC motors efficiently and effectively is a fundamental r…

Introduction The HC-SR04 Ultrasonic sensor is a user-friendly, cost-effective sensor ideal for hobby electronics projects and can also be ut…

Introduction Unlike a servo motor, which comes with a dedicated control board within its housing, a stepper motor or a simple DC motor does…

Introduction To step down an AC voltage, we use a transformer; however, to step down a DC voltage source efficiently, we use a step-down buc…

Overview Smoke detectors are crucial devices that play a pivotal role in ensuring the safety of homes and workplaces. They serve as early wa…

Overview In today's era of technology, the Internet of Things (IoT) has opened the doors to innovative solutions in various fields. One such…

Overview In today's digital age, the integration of various technologies has led to innovative applications across different domains. One su…

Overview This compact 13V/2A power supply, ideal for ham radio rigs and other VHF/UHF portable PMRs, utilizes the STR2012/13 voltage regulat…

Overview We have previously released designs utilizing a transistor junction in Zener breakdown mode as a noise source. Those familiar with…

Overview The Analog Devices ADP3610 is a voltage doubler utilizing a switched-capacitor converter based on the push-pull principle. The outp…

Overview Imagine you’re designing a compact electronic device that needs to convert a higher input voltage to a stable +5V output, but space…