Posts by Arooha Dar

Here we'll teach you how to create a 555 timer IC LED Roulette Circuit and let you know what roulette is before beginning the tutorial, it's…

The door alarm is a very popular protection system and is useful. They are used to see whether the Door is open or locked. We have also noti…

As a signal goes through a rapid shift from base to higher value and after some period returns back to base value from higher value. It is c…

Automatic Battery Charger is designed for lead-acid batteries sealed in 12V. The computer built consists of a circuit, which charges the cha…

A light-sensing relay switch in a wide variety of renewable energy projects is extremely useful and flexible, from automatic lighting to pro…

Here's a very fascinating project about a doorbell circuit that welcomes light-sensitive guests. For a fixed period of time, the circuit wil…

One of the primary reasons that weaken the rechargeable batteries is deeply discharging them to make the batteries work longer involves trea…

A touch lamp is a lamp that can be turned on and off by just touching a particular section of light. The electronic switch, which switches o…

The 555 PWM LED dimmer circuit controls the brightness of the LEDs. The main concept of the circuit is to generate a pulse width modulation…

This basic light intensity meter circuit can be used in a wide range of electronic projects and experiments to calculate light intensities…

All rechargeable batteries have their own charging and discharging levels, they are likely to experience harm if the voltage of the battery…

The dark sensor relay switch is an electrical circuit that is used to detect light. The device uses the LDR light-sensing property to turn t…

You can find here a very useful automatic on and off relay circuit prototype. This circuit is commonly used for many purposes, such as a hea…