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LCD Socket Timer Circuit

In this post we are going to make a digital socket timer using Arduino whose countdown time can be witnessed via 16 x 2 LCD display. Introduction The proposed circuit is general purpose timer with display and few buttons for setting the time. Once the time is set output goes high and starts countdown the … Read moreLCD Socket Timer Circuit

Timer Based Cell Phone Charger Circuit

A simple cell phone charger with timer circuit is presented in the following article, which could be used for charging a given Mobile phone for a specified predetermined length of time. The idea was requested by Mr. Saad. Circuit Objectives and Requirements Could you design me this charger circuit ? Input 230V 60 Hz, and the … Read moreTimer Based Cell Phone Charger Circuit

Automatic Food Warmer Lamp for Hotels

food warmer lamp timer circuit

The post discusses a simple food warmer lamp timer circuit for restaurants and hotels which can be used for automatically switching OFF the lamps after a predetermined time whenever the food under the lamps are idle or in the absence of an interaction under the lamps, thus saving precious electricity. The idea was requested by … Read moreAutomatic Food Warmer Lamp for Hotels

Timer Controlled Submersible Pumpset Circuit

The post details a timer circuit for submersible borewell pumpset which alternately switches the pumpset ON/OFF at a predetermined rate in order to allow the ground water sufficient time to restore at regular intervals and to ensure a consistent water supply to the attached overhead tank. The idea was requested by Mr. Siva. Circuit Objectives … Read moreTimer Controlled Submersible Pumpset Circuit

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