DIY
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Easy To Build DIY Digital Multimeter using Arduino to Test Voltage, Resistance, LED, Diode and Continuity Discover how you can build a professional digital multimeter using Arduino that measures up to 24V DC voltage, checks resistance, conducts diode testing, and performs continuity tests. This comprehensive Arduino based multimeter project provides full circuit diagrams, programming code, and even a 3D printed enclosure design. A… |
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DIY Motorized Camera Slider using Arduino and Stepper Motors for Video Shooting Are you tired of having shaky footage ruin your video? Or do you want to make some cinematic, professional-looking shots? Let’s make a cheap and easy-to-make camera slider to solve these problems. In this project, we are going to make a motorized camera slider using Arduino. The entire system is made using off-the-shelf parts such as… |
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How a KY-038 Sound Sensor works and how to Interface it with ESP32? Want to give your project a sense of sound! Then follow along because in this project, we are interfacing a sound sensor to build some interesting projects with it. The KY-038 sound sensor we are using uses a condenser-type microphone to detect sound waves, which gives us a perfect balance of stability and reliability. So in this article, we decided to interface… |
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Designing a Smartwatch using ESP32 Part 2 - Ambient Light and Heart Rate Sensors In the last part, DIY Smartwatch using ESP32, we have looked at how to make some interesting watch faces for our smartwatch project. In this part, we will be looking at how to interface some sensors to our smartwatch and will be interfacing the BH1750 ambient light sensor and the MAX30102 Heart rate sensor. We will be looking at… |
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DIY Power Consumption Monitoring Device using ESP32 Electrical appliances are all around us, starting from the indispensable charger of your smartphone to heavier appliances like room heaters, air conditioners, washing machines, and whatnot. Given the status quo of a looming global energy crisis, it is vital to have an understanding of the power consumed by these devices. While our monthly electricity bill gives us a… |
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DIY Foam Cutter Using the IRF540N MOSFET Styrofoam and polystyrene have been one of the most efficient methods of model making amongst the maker community, thanks to their lightweight, extremely low cost, and the ease with which they can be crafted into some breathtaking pieces of artwork. But working with Styrofoam often requires a lot of heated element tools that get… |
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Designing a Smart watch using ESP32 – Part 1 Making Watch Faces People may access messages, alerts, health information, and other advanced information easily and quickly using smartwatches. While smartwatches are formally revolutionary as standalone devices, their capabilities essentially increase when used in conjunction with other devices that people carry, such as their smartphones or tablets. In this project, we are going to… |
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Smart Universal Remote with Learning Function and Google Assistant Support In our day-to-day life, we use various gadgets such as television, set-top boxes, air conditioners, home theatre, DVD players, and many other remote-operated devices. Different gadgets means maintaining different remote controls which are not only clumsy but also difficult to manage. Universal remote control simplifies our life because it helps us control any IR… |
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OLED Soldering Controller When soldering, sometimes the need arises to control the temperature of the soldering iron, especially, for micro soldering or any other precision soldering job. It is important to keep the temperature under control because overheating may damage sensitive semiconductor parts. That is where a temperature-controlled soldering station comes to play. But the problem is… |
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DC to DC Converter with Constant Current (CC) and Constant Voltage (CV) Control - Schematics, PCB, Parts List, and Working In this article, we will be learning about the features and working of the XL4015, which is a 5A 180KHz 36V Buck DC to DC Converter. Here we will desolder all the components from the module, completely reverse engineer the schematic and make the PCB from it, so that we can order the components and make the PCB ourselves. The XL4015 DC-DC buck converter is a versatile… |
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DIY ESP32 Oscilloscope The oscilloscope is a must-have test instrument for any electronics engineer. It is used to visualize and observe various signals, usually as a two-dimensional plot with one or more signals plotted against time. They are used in designing and debugging electronic devices to view and compare waveforms, and determine voltage levels, frequency, noise, and other… |
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Interfacing SIM800L GSM/GPRS Module with ESP32 Let's say you are trying to build a remote IoT data monitoring system; the first problem you will face is how to get a proper internet connection for your device. Whether you want to get notified when someone enters your room or you want to water your plants from miles away, the internet is always a problem. In this type of situation, the SIM800L GSM/GPRS Module… |
