This project details the process by which AC-powered speaker sets can typically be converted to battery power. I'll detail my own projects and provide advice for…
This project details the process by which AC-powered speaker sets can typically be converted to battery power. I'll detail my own projects and provide advice for converting almost any set of speakers.
In this project, the reader will learn how to build and program a desktop industrial automation trainer for…
In this project, the reader will learn how to build and program a desktop industrial automation trainer for experimentation in robotics, motor, and process control system concepts on their workbench.
Use DS3231M RTC alarm functions to make programmable, time-based, switches to power devices on and off at precise times.
Use DS3231M RTC alarm functions to make programmable, time-based, switches to power devices on and off at precise times.
Soldering surface mount components by hand can be done, but reflow soldering in an oven is much quicker and produces more…
Soldering surface mount components by hand can be done, but reflow soldering in an oven is much quicker and produces more consistent results. Building a microprocessor controlled reflow oven is well within the abilities and budget of many hobbyists.
In this continuing series of Building Raspberry Pi Controllers, you'll learn how to build a object detection control…
In this continuing series of Building Raspberry Pi Controllers, you'll learn how to build a object detection control circuit for operating a small DC motor using a photocell.
In this article, we'll build a sound-activated switch that can be opened and closed with a double clap.
In this article, we'll build a sound-activated switch that can be opened and closed with a double clap.
The FRDM-K64F is a development platform which utilises the MK64FN1M0VLL12 microcontroller. This tutorial includes how to…
The FRDM-K64F is a development platform which utilises the MK64FN1M0VLL12 microcontroller. This tutorial includes how to download a simple blinky example onto the FRDM-K64F using the ARM mbed online IDE and KEIL MDK. Details of the GPIO module configuration are included.
Build an Arduino controlled power supply that automatically adjusts the output to maintain a constant voltage or a…
Build an Arduino controlled power supply that automatically adjusts the output to maintain a constant voltage or a constant current.
Here are some great power conversion topologies that can be used as alternatives to the boost converter; they are much…
Here are some great power conversion topologies that can be used as alternatives to the boost converter; they are much less vulnerable to short circuit load conditions.
Learn how to build a variety of electronic controllers using the Raspberry Pi. In part one, you will learn how to wire a…
Learn how to build a variety of electronic controllers using the Raspberry Pi. In part one, you will learn how to wire a basic pushbutton switch and read the status of its electrical contacts using the Python programming language.
This article discusses power conversion topologies that can be used as alternatives to the boost converter that are less…
This article discusses power conversion topologies that can be used as alternatives to the boost converter that are less vulnerable to short circuit load conditions.
Nothing on TV tonight? Control an Arduino with any infrared remote control, including the one you use to command your television.
Nothing on TV tonight? Control an Arduino with any infrared remote control, including the one you use to command your television.
Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The…
Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The emphasis is on safety, low price, and minimal modification of the toaster oven.
Learn how to use a rotary encoder in an Arduino project. Rotary encoders are electromechanical, electro-optical or…
Learn how to use a rotary encoder in an Arduino project. Rotary encoders are electromechanical, electro-optical or electro-magnetic devices which convert rotational motion into digital or analog information.
The ESP8266 combination microcontroller/Wi-Fi modules can now be programmed using the Arduino IDE. Here's how!
The ESP8266 combination microcontroller/Wi-Fi modules can now be programmed using the Arduino IDE. Here's how!
Use your Android device to open and close your garage door! Much better than that clunky remote you've been using.
Use your Android device to open and close your garage door! Much better than that clunky remote you've been using.
Part 3 introduces the if...then, endif, gosub, and return PICAXE BASIC commands. It is the third article in a multi-part…
Part 3 introduces the if...then, endif, gosub, and return PICAXE BASIC commands. It is the third article in a multi-part series on writing PICAXE code.
In this article I will discuss what switch bounce is and some ways to deal with it. First I will take you through the…
In this article I will discuss what switch bounce is and some ways to deal with it. First I will take you through the theory, and later I will show you some ways to handle it in both hardware and in software.
A handy technical article demonstrating filter inductor design for boost converters, design of the coupled inductor for a…
A handy technical article demonstrating filter inductor design for boost converters, design of the coupled inductor for a two-output forward converter, and the design of flyback transformer in continuous conduction mode.
List of common converters and calculations of switch stresses/utilization are presented in this article. Converter design…
List of common converters and calculations of switch stresses/utilization are presented in this article. Converter design with the aid of computer spreadsheet is also shown here. A short list of converters is provided based on the basic topologies and circuit manipulations of the converters discussed on other technical articles.