How To Make MPPT Solar Charge Controller | Wi-Fi Server

Hi friends! In this article, we are going to make an mppt charge controller. This mppt charge controller has a wi-fi server so we can monitor the parameters of the charge controller on our smartphone. This article is sponsored by JLC PCB which is one of the largest pcb manufacturing company in china first you … Read more

Most Versatile Voltage Converter you never heard of! The (S)EPIC Converter

EPIC Converter

I love DC voltage converters like these and so should you. I mean you can get them inexpensively from sites like Amazon or Ebay and they are oftentimes crucial when it comes to powering your electronics projects. For example, a Buck Converter takes a higher input voltage and converts it efficiently into a stable lower … Read more

How to Make AC Light Dimmer

Today we are going to make an ac lamp dimmer using Arduino so without further ado let’s start this video if you haven’t subscribed to my channel then do subscribe and don’t forget to press the bell icon so you can get notifications whenever I upload a new video these are my other channels do … Read more

How To Make MPPT Solar Charge Controller

A solar charge controller is a device, which is connected between the solar panel and battery. Solar charge controllers make sure to charge battery correctly, and protect the battery from being damage by over charged. There are two types of solar charge controllers, PWM (Pulse Width Modulation) and MPPT (Maximum Power Point Tracking). PWM solar … Read more

How to Make Smart Password Door Lock

Today we are going to build an eight digit password based security door lock. the system is based on Arduino. A 4×4 keypad is used to enter the passcode, eight LEDs are user to display the number of digits entered, a servo motor is used to lock and unlock the door latch. the system has … Read more

Automatic PWM Battery Charger

Today we are going to make an automatic battery charger, an automatic battery charger is a charger which stops charging the battery when battery is fully charger. the automatic battery charger we are going to make uses PWM (Pulse Width Modulation) technique to charge the battery. this charger can be used with both 12V or … Read more

How to Make Arduino Ohm Meter

An ohmmeter is an electrical instrument used to measure the resistance of a component or in a circuit. Resistance is a measure of the opposition to current flow in an electrical circuit. The unit of electrical resistance is ohms and its symbol is Ω.so today we are going to make an ohm meter using Arduino below are the steps to build it. … Read more

How to Make 1.2V Battery Charger

AA batteries are widely used in portable power tools, photography equipment, flashlights, toys, emergency lighting, hobby R/C, and portable electronic devices. The problem with standard AA batteries is that we need to replace them when they discharge which sometime become costly the solution for that is to use rechargeable AA batteries. By using a suitable battery charger, … Read more