fire alarm

How to make a fire alarm project – Technoreview85

It is an easy fire alarm system using IC LM358 & an IR Diode. this is a low cost fire…

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High-temperature alarm

High-temperature alarm circuit using Lm358 – Technoreview85

It is a high-temperature alarm or over-temperature alarm system electronic project. In this article, I am going to describe how…

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Clap switch – Turn on and off light / Fan by clapping using Arduino

Here I am going to describe how you can make a very interesting Arduino project. It is a clap switch….

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OLD tablet RAspberry pi 7 inch screen

HDMI Monitor at very low cost – Use your Old Android Tablet as an HDMI monitor

Hello guys, in this article I am going to share with you a very useful trick for DSLR camera users…

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heartbeat sensor circuit

How to make an easy heartbeat sensor circuit ( no need code )

In this article, I am going to describe how you can make a human heartbeat monitor circuit. Usually this type…

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door lock with smartphone

How to make electronic smart door lock using Arduino

It is an Arduino based Door lock project. You can Look & unlock any door using your smartphone. How does…

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DIY Bluetooth earphone

How to make a wireless Bluetooth headphone at home

It is a very easy & simple project. You can convert your old wired headphone to wireless Bluetooth headphones. It…

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Object detector circuit using Ultrasonic sensor Without Arduino

Object detector circuit using Ultrasonic sensor (No need code)

It is a simple electronic project using an Ultrasonic sensor HCsr 04 with IC 555. Usually, we use HCsr 04…

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Raspberry-pi-Desktop

How to make a Desktop computer Using Raspberry pi 4

If you are looking for a low budget computer for small official work or online study purposes then this article…

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ESP 8266 01

How to Program ESP8266 (ESP-01) Module with Arduino UNO – Easy way

Esp 8266 01 is a popular wifi module.It can works with AT commands with an Arduino. Also, it can be…

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