In this post we are going to explore power amplifiers and their classification according to their output electrical characters and application. We will be exploring amplifier classes: A, B, AB, […]
Search Results for: zero crossing power
How to Make a Zero Crossing Detector Circuit
Making a zero crossing detector circuit is actually very easy and it could be effectively applied for protecting sensitive electronic equipment against mains switch ON surges. A zero crossing detector […]
Power Factor Correction (PFC) Circuit – Tutorial
The post details the different methods of configuring a power factor correction circuit or a PFC circuit in SMPS designs, and explains the best practice options for these topologies so […]
PWM Motor Soft Start Circuit to Prevent High Consumption during Power Switch ON
The post explains an effective PWM motor soft start circuit which can be used for enabling heavy motors with a soft start and thus prevent the equipment from drawing dangerous […]
High Current Transformerless Power Supply Circuit
The simple configuration of a transformerless power supply circuit presented below is able to provide high current at any assigned fixed voltage level. The idea seems to have solved the […]
4 Simple Transformerless Power Supply Circuits Explained
In this post we discuss 4 easy to build, compact simple transformerless power supply circuits. All the circuits presented here are built using capacitive reactance theory for stepping down the […]
Simple Triac Triggering Circuits Explained
In this post we learn the fundamental methods of triggering a triac, and also discuss the right way to connect the terminals of a triac. Triacs are solid-state bidirectional thyristors […]
Ultrasonic Motion Detector Circuit
This ultrasonic motion detector circuit project picks up movement of any object including human beings from a distance of 4 to 7 meters away. As soon as the motion is […]
Square Wave Oscillator Circuits
In this article we comprehensively discuss how to build accurate RC square wave oscillator circuits with 50% duty cycle, by appropriately configuring the gates from various CMOS ICs such as […]
4 Efficient PWM Amplifier Circuits Explained
Audio amplifiers which are designed to amplify an analogue audio signal through pulse width modulation or PWM processing and with adjustable duty cycle is known by many names including digital […]