Home » 324 IC Circuits

Bug Detector Circuit – RF Sniffer Circuit

A bug detector is a device that detects hidden wireless electronic devices such as wireless microphones, spy cameras, Wi-Fi devices, GPS trackers or any gadget that emits some kind of radio frequency (RF). The proposed design can be specifically used as: Wi-Fi Signal Detector Circuit FM Transmitter Signal Detector Circuit Wi-Fi Spy Camera Detector Circuit … Read moreBug Detector Circuit – RF Sniffer Circuit

2 Simple Bidirectional Motor Controller Circuits Explored

The first article below discusses a Full bridge or H bridge based Bidirectional motor controller circuit using the 4 opamps from the IC LM324. In the second artilce we learn about a high torque bidirectional motor controller circuit using IC 556 Introduction Generally, mechanical switches are accustomed to adjust the direction of rotation of a … Read more2 Simple Bidirectional Motor Controller Circuits Explored

5 KVA to 10 KVA Automatic Voltage Stabilizer – 220 Volts, 120 Volts

In this article we discuss an easy to build a 7 stage high wattage in the order of 5000 to 1000 watts stabilizer circuit which can be used  for controlling our mains AC line fluctuations and for producing very accurate stabilized voltage outputs for our domestic electrical appliances. Circuit Operation The proposed Accurate 7 relay OpAmp Controlled Mains … Read more5 KVA to 10 KVA Automatic Voltage Stabilizer – 220 Volts, 120 Volts

Multiple Battery Charger Circuit using Dump Capacitor

In this article we will try to build an automatic battery charger circuit using dump capacitor concept for self detecting and charging a multiple set of batteries. The idea was requested by Mr. Michael. Circuit Objectives and Requirements My name is Michael and live in Belgium. I found your site thru google during my search … Read moreMultiple Battery Charger Circuit using Dump Capacitor

RPM Controller Circuit for Diesel Generators

The post discusses a diesel generator RPM controller circuit for boats using PWM technique and also using a simple triac shunt circuit. The idea was requested by Mr. Dave. Circuit Objectives and Requirements I have been looking with interest at your electronic circuits web site and would appreciate it you could comment on the following … Read moreRPM Controller Circuit for Diesel Generators