Posts by Fariha Zahid

In this tutorial, we are going to make a circuit of the Optocoupler Relay Driver. Optocouplers are electronic components that are used to tr…

In this article, we are making a project on Low Battery Cutoff For 6V Batteries Using 555 IC. This circuit will disconnect the battery when…

Today we are going to demonstrate a project on a Temperature sensor relay switch circuit. This is just like a normal heat or temperature sen…

In this tutorial, we are making a project on a Car Battery Monitor With Low Battery Cutoff Function. This circuit monitors the battery of an…

In this tutorial, we are making a simple project of Water Or Liquid Level Sensor Relay Switch. This circuit will switch on or off electronic…

In this tutorial, we are making a Battery High Low monitor. Various batteries ranging from 6 to 12V can be monitored through this circuit. T…

In this tutorial, we are making a Smart Universal Automatic Battery Charger. This charger will charge all your rechargeable batteries automa…

A battery bank or power bank is an essential part of your everyday life. Even though they are easily available in the market but electronics…

In this tutorial, we are making a project on a moisture-level LED meter circuit. This circuit senses and measures humidity or moisture level…

In this tutorial, we are making an easy and useful project of a temperature sensor LED meter circuit. This circuit senses high and low-tempe…

Today we are going to demonstrate a very useful project of a Wireless water level indicator circuit. This circuit will detect the water leve…

Today we are going to demonstrate a circuit of 5V, 6V, and 9V Automatic UPS Or Battery Backup Project. This circuit is using a voltage regul…

Here is an interesting project of a very sensitive, reliable, and low-cost temperature sensor using a diode (1N4007). It must be unusual for…