This delay off lamp timer circuit will automatically switch OFF a connected lamp after a predetermined time has elapsed. This time delay can be adjusted with a variable resistor or […]
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Audible Meditation Timer Circuit
In this post we are going to construct a timer circuit for meditation practices which gives out beeping sound between 1 and 9 seconds (user selectable) and this beeping audio […]
Make this Drag Race Timer Circuit
In this post we are going to build a drag race timer circuit using a 7 segment display and commonly available discrete components which can measure the time taken for […]
Firecracker Igniter circuit [Remote Controlled with Timer]
In this post we are going to construct a few fireworks ignition circuits which can safely ignite them via IR remote and timer. We have proposed three firecracker igniter circuit […]
Arduino 2-Step Programmable Timer Circuit
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 […]
Simple Digital Timer Circuit with 2 Digit Display
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 […]