Single Relay Emergency Lamp Circuit with Battery Backup

The post shows how to configure a simple LED relay changeover emergency light circuit using a battery back up which gets charged during mains presence and changes over to LED/battery mode as soon as mains fails. The idea was requested by one of the members of this blog. Circuit Objectives and Requirements The following discussion … Read moreSingle Relay Emergency Lamp Circuit with Battery Backup

Smart Emergency Lamp Circuit with Maximum Features

In this post we learn about a simple yet sophisticated automatic emergency light circuit which can be considered “smart” due to the involved advanced features and an inexpensive design. The idea was requested by Mr. Lokesh. Technical Specifications Hi sir, I am so glad to see your interest towards electronic circuits. So eagerly waiting for … Read moreSmart Emergency Lamp Circuit with Maximum Features

Emergency Incubator Heater Circuit with Battery Charger

The post discusses a 12V power supply with battery charger circuit which can be implemented as an uninterruptible emergency heating system for incubator chambers. The idea was requested by Mr. Arya. Technical Specifications I’ve read all your good article, but can you help me to design an Linear PSU that provide 12 vdc 5A output … Read moreEmergency Incubator Heater Circuit with Battery Charger

Emergency Generator Circuit Power Distribution

The post explains a twin generator network system to be used for two separate houses during power failure and through automatic changeover.The idea was suggested by Mr. Ahmad. The Circuit Idea and Objective Thank you for posting the new and useful circuits. I am one of interesting in your website. This work is great done … Read moreEmergency Generator Circuit Power Distribution

Infrared (IR) Controlled LED Emergency Lamp Circuit

Here we discuss a an emergency lamp circuit which includes an infrared remote operated brightness control feature. The  idea was requested by Mr. Heeran Technical Specifications Can you please help me with two circuits. I want to build a backup  led emergency lamp that works via an infrared remote . I want it to be … Read moreInfrared (IR) Controlled LED Emergency Lamp Circuit