![timer plug](https://technoreview85.com/wp-content/uploads/2024/05/timer-plug-thm-.jpg)
This is a complete step-by-step guide to making an electric timer plug. This timer Ac socket can turn on or…
add comment![surveillance robot](https://technoreview85.com/wp-content/uploads/2023/01/surveillance-robot-thum-300x300.jpg)
In this article, I am going to share a very interesting project using an esp32 cam module. It is a…
add comment![power bank auto off](https://technoreview85.com/wp-content/uploads/2022/08/power-bank-auto-off-thm-300x300.jpeg)
We use power banks for charging our phones but we can use power banks to run many gadgets. We can…
1 comment![Piano](https://technoreview85.com/wp-content/uploads/2022/07/Piano-300x300.jpg)
In this article, I will share with you how you can make an electronic musical instrument using Arduino. It’s a…
1 comment![](https://technoreview85.com/wp-content/uploads/2022/06/pwm-thmail-300x300.jpg)
In this article, I will describe how you can make a PWM DC speed controller. This is a pwm controller…
add comment![fire alarm](https://technoreview85.com/wp-content/uploads/2022/05/fire-alarm-300x300.jpg)
It is an easy fire alarm system using IC LM358 & an IR Diode. this is a low cost fire…
add comment![High-temperature alarm](https://technoreview85.com/wp-content/uploads/2022/04/High-temperature-alarm--300x300.jpg)
It is a high-temperature alarm or over-temperature alarm system electronic project. In this article, I am going to describe how…
add comment![heartbeat sensor circuit](https://technoreview85.com/wp-content/uploads/2022/02/Heart-beat-senor-min-300x300.jpg)
In this article, I am going to describe how you can make a human heartbeat monitor circuit. Usually this type…
5 comments![DIY Bluetooth earphone](https://technoreview85.com/wp-content/uploads/2022/01/Ic-555-pin-out-min-300x300.jpg)
It is a very easy & simple project. You can convert your old wired headphone to wireless Bluetooth headphones. It…
add comment![Object detector circuit using Ultrasonic sensor Without Arduino](https://technoreview85.com/wp-content/uploads/2022/01/Object-detector-working-min-edited-1-300x300.jpg)
It is a simple electronic project using an Ultrasonic sensor HCsr 04 with IC 555. Usually, we use HCsr 04…
6 comments