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Search Results for: timer

Arduino 2-Step Programmable Timer Circuit

Last Updated on June 9, 2020 by Swagatam 10 Comments

In this article we learn how to make a simple 2-step Arduino programmable timer circuit, which can be used to switch an electrical load ON/OFF with independently adjustable ON and […]

Filed Under: Arduino Engineering Projects, Timer and Delay Relay

Simple Digital Timer Circuit with 2 Digit Display

Last Updated on June 7, 2020 by Swagatam 6 Comments

This simple digital timer circuit can be used to obtain timing output through selectable ranges, which can be set from 0 to 99 second, with 1 second interval, 0 to […]



Filed Under: Timer and Delay Relay

Simple Kitchen Timer Circuit – Egg Timer

Last Updated on February 23, 2020 by Swagatam Leave a Comment

A kitchen timer is a useful gadget which produces an alarm sound after a predetermined delay, as set by the user for specific time based food recipes that must be […]

Filed Under: Mini Projects, Simple Circuits, Timer and Delay Relay

10 Best Timer Circuits using IC 555

Last Updated on June 21, 2020 by Swagatam 32 Comments

The circuits explained here are 10 best small timer circuits using the versatile chip IC 555, which generates predetermined time intervals in response to momentary input triggers. The time intervals […]

Filed Under: 555 IC Circuits, Mini Projects

LCD 220V Mains Timer Circuit – Plug and Play Timer

Last Updated on June 7, 2020 by Swagatam

In this post we are going to make an LCD 220 V mains operated timer using Arduino whose countdown time can be witnessed via 16 x 2 LCD display. Introduction […]

Filed Under: Arduino Engineering Projects, Timer and Delay Relay

Timer Based Cell Phone Charger Circuit

Last Updated on July 6, 2019 by Swagatam 42 Comments

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 […]

Filed Under: 4060 IC Circuits, Battery Chargers, Timer and Delay Relay



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