In part 2 of the LED saber project, we'll assemble the power and audio systems.
In part 2 of the LED saber project, we'll assemble the power and audio systems.
The brightest blade in the world. Fluid sound effects generated in real time. Any colour, changeable on the fly. If you…
The brightest blade in the world. Fluid sound effects generated in real time. Any colour, changeable on the fly. If you want to know what it feels like to hold a Lightsaber, this project is the closest you can get today.
Tutorial on designing a Bluetooth Low Energy (BLE) circuit with the ability to measure 9-axis motion, humidity, and temperature.
Tutorial on designing a Bluetooth Low Energy (BLE) circuit with the ability to measure 9-axis motion, humidity, and temperature.
When inspecting electronic circuits, most measurements are displayed visually. This tool provides audible feedback to…
When inspecting electronic circuits, most measurements are displayed visually. This tool provides audible feedback to augment your analyses.
This technical brief discusses the reasoning behind and implementation of constant-current drive circuitry for illuminating LEDs.
This technical brief discusses the reasoning behind and implementation of constant-current drive circuitry for illuminating LEDs.
Here's a rain gauge that empties itself and that you can read from your easy chair. Best of all, you can build it, yourself.
Here's a rain gauge that empties itself and that you can read from your easy chair. Best of all, you can build it, yourself.
A tipping bucket rain gauge is a clever way to measure rainfall. Learn how to add wireless capability, a PICAXE…
A tipping bucket rain gauge is a clever way to measure rainfall. Learn how to add wireless capability, a PICAXE microcontroller, and an LCD display to your weather station.
Learn the basics of what LiDAR is, how it works, and how it's applied.
Learn the basics of what LiDAR is, how it works, and how it's applied.
A tipping bucket rain gauge, an RF transmitter and receiver, a PICAXE microcontroller, and an LCD can make a great…
A tipping bucket rain gauge, an RF transmitter and receiver, a PICAXE microcontroller, and an LCD can make a great addition to your weather station.
A properly designed solder stencil helps to ensure successful reflow soldering with IC packages that have an exposed thermal pad.
A properly designed solder stencil helps to ensure successful reflow soldering with IC packages that have an exposed thermal pad.
All you need to know about LED arrays. If you want to learn about them, drive one using an Arduino, or build them, this…
All you need to know about LED arrays. If you want to learn about them, drive one using an Arduino, or build them, this is the place to start.
An important application of the diode is one that takes place in the design of the rectifier circuit. Simply put, this…
An important application of the diode is one that takes place in the design of the rectifier circuit. Simply put, this circuit converts alternating current (AC) to direct current (DC). This is an essential circuit in AC-to-DC power-supply design.
This project details the process by which AC-powered speaker sets can typically be converted to battery power. I'll…
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.
This article describes the bridge-amplifier configuration and explains why it’s especially handy when you don’t have…
This article describes the bridge-amplifier configuration and explains why it’s especially handy when you don’t have a negative voltage supply.
This article presents some basic cap-sense circuit configurations and discusses how to deal with low- and high-frequency noise.
This article presents some basic cap-sense circuit configurations and discusses how to deal with low- and high-frequency noise.
File systems can be great for handling data and organizing memory, but most file systems require large amounts of memory.…
File systems can be great for handling data and organizing memory, but most file systems require large amounts of memory. This is where MicroFAT comes in!
Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.
Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.
UART is a great transmission protocol for both hobby and professional projects but, in time-critical systems, UART can be tricky.
UART is a great transmission protocol for both hobby and professional projects but, in time-critical systems, UART can be tricky.
In this article, we will take a detailed (but not too detailed) look at the electrical principles that allow us to detect…
In this article, we will take a detailed (but not too detailed) look at the electrical principles that allow us to detect the presence of a human finger using little more than a capacitor.
In this article, we will look at the characteristics of junction diodes and learn how to analyze circuits containing…
In this article, we will look at the characteristics of junction diodes and learn how to analyze circuits containing diodes that operate in the forward, reverse, and breakdown biases.
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