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2 Simple Bidirectional Motor Controller Circuits Explored

IC 556 bidirectional motor speed control

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

LM324 Quick Datasheet and Application Circuits

LM324 IC pinout diagram details

In this post we are going to take a look at the popular LM 324 IC. We will be looking at the pin configuration, its important features and its technical specifications and finally we will be looking at some of the fundamental application circuits using LM 324. If you are looking for a low voltage … Read moreLM324 Quick Datasheet and Application Circuits

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

4 LED Temperature Indicator Circuit

The 4 LED temperature indicator circuit discussed here is very useful for getting a visual information regarding the state of temperature which is to be monitored. Circuit Operation In the circuit temperature status is displayed using four LEDs. – A green LED, indicating that the temperature is in the desirable level – Two yellow LEDs … Read more4 LED Temperature Indicator Circuit

Thunder Lightning Detector Circuit – LED Blinking in Response to Thunder

This simple circuit will enable you to visualize distant thunder lightning through a correspondingly choreographed LED flashes, exactly in accordance with the lightning that may be taking place somewhere in the distant sky, the response will be simultaneous and thus much prior to the sound that may reach your ears after a few seconds. RF … Read moreThunder Lightning Detector Circuit – LED Blinking in Response to Thunder

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