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2 Solid-State Inverter/Mains AC Changeover Circuit Using Triacs

The post explains 2 simple concepts for making solid-state triac based Inverter/mains AC changeover circuit, the idea was requested by Music girl. Technical Specifications I would like to replace the SPDT relay with 2 scr’s. Would you consider a circuit to replace those changeover relays? I believe a relay would need to handle 60 amps … Read more2 Solid-State Inverter/Mains AC Changeover Circuit Using Triacs

Borewell Motor Pump Starter Controller Circuit

The post explains a circuit which controls a submersible borewell motor by operating its red (Start) and green (Stop) buttons, in response to low level, high level water conditions, and also in a condition where the motor may experience a dry run situation. The idea was requested by Mr. Vamsi. Automatic Start/Stop Controller for Borewell … Read moreBorewell Motor Pump Starter Controller Circuit

Remote Controlled Ceiling Fan Regulator Circuit

The article discusses a simple infrared controlled fan regulator or dimmer circuit using ordinary parts such as a 4017 IC and a 555 IC. Circuit Operation Referring to the shown remote controlled fan dimmer circuit, three main stages may be seen incorporated: the infrared signal sensor stage using the IC TSOP1738, the Johnson’s decade counter, … Read moreRemote Controlled Ceiling Fan Regulator Circuit

2 Simple Induction Heater Circuits – Hot Plate Cookers

In this post we learn 2 easy to build induction heater circuits which work with high frequency magnetic induction principles for generating substantial magnitude of heat over a small specified radius. The discussed induction cooker circuits are truly simple and uses just a few active and passive ordinary components for the required actions. Update: You may … Read more2 Simple Induction Heater Circuits – Hot Plate Cookers

220V Diwali, Christmas Chasing Light Circuit

The post explains a simple, compact, 220V, 120V transformerless light chaser circuit which can be used for illuminating mains operated lamps in a sequential chasing manner. Main Technical Features The chasing effect can be altered by means of pot controls. The system can be used as a decorative lighting during festive seasons like in Christmas … Read more220V Diwali, Christmas Chasing Light Circuit

High Current Triac BTA41/600B – Datasheet, Application Note

Triacs are one of the most important active electronic components which are exclusively used for power switching applications, these devices are especially suited to AC mains loads, and are able to switch large currents consistently. Triacs are the solid state replacements to mechanical relays, and come configured as static relays. The modern triacs today are high sophisticated … Read moreHigh Current Triac BTA41/600B – Datasheet, Application Note

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