Use echolocation to measure distance
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A 10k Potentiometer perfect for adding and visualising an input to your projects
A 10k Potentiometer perfect for adding and visualising an input to your projects
Add a rotating input to your projects or PCB designs!
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Add speedy storage in a jiffy using this 32 GB Class 10 micro-SD card
This handy soldering iron stand will keep your iron hot and off your workbench. Sponge included!
Similar to how bats echo-locate and how submarines use sonar, the PiicoDev® Ultrasonic Rangefinder uses sound waves to measure the distance to an object. It sends out a high-pitched sound wave, which bounces off of the object and comes...
Note: With the rollout of TTNv3, the "Setup" section of this guide no longer works - but we're keeping it here for posterity. Let us know on our forums if you need help getting started with the new method. One of the most common sensors in...
ECHO…echo…echo…echo… We’ve all had fun shouting into a cave or large space and hearing our voice coming back to us at some point during our childhood. And if you’re like me, a fully grown adult who...
So you’ve got your microcontroller/development board ready to go, you’ve got your sensors and external components and you’re ready to build an IoT device to make the world your slave. But hang on a minute, the sensor you h...
Introduction The Makerverse Nano Power Timer is an ultra-low current consumption power controller designed to periodically turn on a battery powered microcontroller. It is perfect for maximising the battery life of data-logging sensor...
In this guide, we'll look at common methods of detecting people and some of the different sensors you can use to detect people in your next project.Sensors covered in this guide: PIR Sensor RCWL-0516 Microwave Radar SEN0395 mmWave Rad...
So you’ve got your Raspberry Pi, you’ve got your sensors and external components and you’re ready to build a world-conquering robot beyond compare. But hang on a minute, the sensor you have only operates on 5V and you vagu...
So you’ve got your Particle Photon or Electron, you’ve got your sensors and external components and you’re ready to build an IoT device to make the world your slave. But hang on a minute, the sensor you have only operate...
The latest Circuit Playground board, the Adafruit Circuit Playground Express comes equipped with an onboard IR transmitter and receiver! This can be used to communicate with TVs and other household devices. You can also use infrared remote ...
What good is a robot if it can’t interact with the environment around it? Sensors are the backbone of almost every electronics project as they allow your program to make decisions based on external stimuli. We’ve got sensors for...
Arduino Projects with Motion (Using Sparkfun RedBoard) Welcome to the Third Project Set from the Sparkfun Inventors Kit V4.0 Guide! In this tutorial, we will explore the operation of a Servo Motor and an UltraSonic Sensor in combination wi...
Looking for the best way to get into robotics? Checkout Makeblock's mBot. This all in one robot is the perfect introduction to basic robotics, with its simple yet robust design, mBot is built with education in mind. The mBot kits modul...
Project Set 2 – Sound Welcome to the second Project Set from the Sparkfun Inventors Kit V4.0 Guide! In our last Project Set, we explored the basics of the Arduino IDE, some electrical and electronic concepts and looked at vario...
Hello everyone, how awesome are the Teensy boards from PJRC? Super awesome. And as with any product that has been around for a few years, and gone through various iterations, there’s now a few different boards to choose from, which ...
When Teensy was first released, it was a revelation to the maker community. It brought together the power of ARM processors and the simplicity that is the Arduino IDE. Building upon that platform, Paul Stoffregen, the man behind PJRC contin...
Welcome to the final Project Set of the Sparkfun Inventors Kit! This Project Set focuses on Robotics with the final Circuit being an Autonomously Driving Vehicle! New components introduced in this tutorial are: DC Motor/Gearbox Mo...
Note: With the rollout of TTNv3, the "Setup" section of this guide no longer works - but we're keeping it here for posterity. Let us know on our forums if you need help getting started with the new method. Sending data to the cloud is grea...
Have you ever lost or broken a TV remote before it's time? Have you ever wanted to spice up the way you change channels or inputs on your TV? Have you got a greedy housemate who always steals the remote off you? If any of these are the case...
Let's turn it up to 11! Today we are getting right into Bluetooth Audio Receivers in particular the MH-M38. The MH-M38 is a stereo audio receiver with loudspeaker outputs (and an inbuilt amplifier) that can play music from a smartphone/com...
The full example-code is reproduced at the bottom of this article. Performing manual measurements (in bulk) is for suckers and undergraduate students. Thankfully, most lab gear comes with a digital interface like USB or Serial and you can ...
The Raspberry Pi 5 was announced just a few weeks ago and across the internet, we have seen some recurring questions, so in this article, we tried our best to answer some of them. Contents: Overclocking Questions Cooling Quest...
It's time to make our own changes to the Fire-EdUp Platform's code! In this guide we'll modify the behaviour of the platform to create an audible alert under certain conditions. Follow along with the video below, and see the references be...
Hey guys, today is the day where we introduce you to another piece of mind-blowingly awesome technology known as Teensy. Simply put, Teensy is a brand of microcontroller development boards created by PJRC and designed by the co-owner, Pau...
Recently, we got a brand new Dual Extruder v3 Tool Head from LulzBot and took a dive into the design of it, mainly, what makes it so great for Dual Extrusion with our 3D Printers. First, a quick recap, Dual Extruding is the process of using...
Dual Extruding with FDM 3D Printers is typically reserved for the most expert-level makers. By adding the ability to print with 2 materials, you open yourself up to a spread of conditions that simply didn't exist with a single extruder setu...
After the release of the Raspberry Pi 4 Model B 1 GB and 2GB and 4GB generations there was a design revision. Now if you have any other Raspberry Pi board in your hand the impact of this design revision will not affect you. If you happen to...
[Update 18-02-2021 - Made a Vesa Mount for the Argon One M.2 Case as well so nobody missed out] A quicky article for those who have their Raspberry Pi 4 Model B all tucked in snug by the very stylish Argon One Case but wish they could...
What is Node-RED? Node-RED is a tool originally created by IBM for flow-based programming, and has built-in support for the Raspberry Pi and it's GPIO capabilities. It runs on top of Node.js, and can be accessed with just a web browse...
The Raspberry Pi 3 Model B+ (I’ll be calling it the Pi 3+ for short) is an update to the existing Raspberry Pi 3 Model B and was released on Wednesday 14th March 2018. It has some very interesting changes: The Broadcom BCM2837 has ...
Bluetooth is a low-power radio technology used to link devices wirelessly. Most commonly recognised as the way to link a mobile phone to a car or speaker, it has many uses beyond that. The "low power" aspect is not a shortcoming, as a large...
In this tutorial, we'll get some WS2812B LEDs (also known as GlowBits and NeoPixels) working with a Raspberry Pi Pico. If you haven't already set up Thonny for programming your Pico, follow our guide on that first. To follow along you'll...
Introduction This guide will cover the basic functionality of the GlowBit Python library when driving a GlowBit Matrix 8x8 module. To follow along, it's best to have: A GlowBit Matrix 8x8 A Raspberry Pi Pico ...
Introduction Let's play tones and melodies on a PiicoDev® Buzzer Module with a Micro:bit. This guide will cover connecting the hardware, running an example to make sure everything works and playing simple melodies. Of course, the Micr...
If you’re a musician or have had anything to do with the entertainment industry, you may have heard of the term MIDI before. MIDI stands for Musical Instrument Digital Interface and was created in the mid-80’s as a way to standa...
Nowadays, everything is going wireless. Phones, computers, game controllers, consoles, everything! Wireless technology has allowed us to use electronic devices with an untethered freedom which just isn’t possible with clunky cables ...
Introduction Let's play tones and melodies on a PiicoDev® Buzzer Module with a Raspberry Pi Pico. This guide will cover connecting the hardware, running an example to make sure everything works, and playing simple melodies. To follow ...
Introduction Let's play tones and melodies on a PiicoDev® Buzzer Module with a Raspberry Pi. This guide will cover connecting the hardware, running an example to make sure everything works, and playing simple melodies. To follow along...
The 8Bitdo SF30 Pro was launched at the end of 2017 by 8Bitdo in an effort to create the ultimate, ‘portable’ gaming controller. Having become known for their faithful recreations of vintage gaming controllers, the SF30 Pro is a...
Have you ever used an Arduino board, and wanted to hook it straight up to a JST connected LiPo battery but knew it wouldn’t work? Or maybe you wanted a microcontroller with built-in wireless capabilities? Well, Adafruit has developed...
After some serious touch time your LulzBot 3D Printer and the quick print options in Cura 2, it's more than likely that you want to make more specific changes to the way 3D Models are printed. Whether it be, changing the support type and st...
Out of the box, a LulzBot 3D Printer comes tuned to perform exactly as you need it to. But over time we flash new firmwares, take our printers cross country, swap tool heads, perform cold pulls and a whole swathe of other things that could ...
So you've got your Raspberry Pi 3 Model A and need a case to house it in. In this short guide we're going to step through the considerations you should take when designing your own case, as well as provide you with all the files you need t...
A radio transceiver is a device that can both transmit and receive radio signals, making it the perfect tool for communication on the go and remote projects! The PiicoDev Transceiver™ is a 915MHz radio that can send short messages up...
The PiicoDev Magnetometer unlocks a lot of sensing abilities for your project. In this guide we'll walk through how to sense an angle with a small magnet and print the angle on a PiicoDev OLED. This guide covers what the sensor is r...
So you’ve got your Raspberry Pi. You’ve gotten NOOBS setup on it, explored Raspbian a bit, and you’re feeling like a bit of a pro. Awesome! Now let’s get down to the nitty gritty side of things, what it’s ...
Hello and welcome to our tutorial where we a look at all things LED. Now first of all, what is an LED? LED stands for Light Emitting Diode and is an electronic component used to convert electrical energy to light energy. This process is cal...
Hello and welcome to our tutorial on using rotary encoders. Today we’re going to be taking a look at what is a rotary encoder, how does it work, why we would use it over other sensory inputs and creating code to use them. Rotary encod...
Let's get started with the PiicoDev® OLED Module SSD1306. In this guide, we'll connect the PiicoDev OLED to our Raspberry Pi Pico and get it working with some example code to display text, shapes, and animations. To f...
Welcome to the 3D Printing Workshop! I'm Aidan from Core Electronics and in this workshop we are going to take a hands-on journey into the exciting technology that is 3D printing. I have personally spent the past 12 months immersing mysel...
[Update – Until there is correct compatibility of OPEN-CV with the new Raspberry Pi ‘Bullseye’ OS I highly recommend at this stage flashing and using the previous Raspberry Pi ‘Buster’ OS onto yo...
Let's get started with the PiicoDev® OLED Module SSD1306. In this guide, we'll connect the PiicoDev OLED to our Raspberry Pi Pico and get it working with some example code to display text, shapes, and animations. To ...
Let's get started with the PiicoDev® OLED Module SSD1306. In this guide, we'll connect the PiicoDev OLED to our Raspberry Pi and get it working with some example code to display text, shapes, and animations. To follo...
Introduction This guide will cover the basic functionality of the GlowBit Python library when driving a GlowBit Stick 1x8 module. To follow along, it's best to have: A GlowBit Stick 1x8 A Raspberry Pi Pico or...
Introduction Welcome to the guide for the Makerverse Load Cell kit. With this hardware you will be able to make a set of scales capable of measuring weights up to 3kg with a precision as low as 0.1g! To follow along you will need: ...
Introduction We’re going from zero to hero. Starting from nothing we’ll get a WiPy communicating with Adafruit IO, an IoT service out on the Internet. We’ll be able to send data from the device to the cloud and control th...
Welcome to the benchmarking arena! We are going to put eleven microcontrollers to the test and see how they hold up against a set of fiendish tasks that we devised to push them beyond their limits. We chose most of our candidates based on t...
High power LEDs (Light Emitting Diodes) have different requirements that need to be met when compared to regular LEDs. Current regulation using only resistors is impractical so it is necessary to use a switched-mode voltage and current reg...
This guide will help you get started with a PiicoDev® Servo Driver module. We'll take a tour of the module and walk through some examples to drive common servos. Servo motors are integrated motors that contain their own power circuitr...
Nothing beats bright shiny colourful lights and adding an extra dimension only makes them better. This guide demonstrates the fastest and most customizable way to have WS2812B grids of fully addressable LED Nodes come alive. Exactly ...
It is time for an Airplane Tracking Raspberry Pi! The final setup here will let you personally collect data on the exact whereabouts of airplanes over 400km away. It will update one to four times each minute. Be passenger planes, cargo air...
Geophones are devices that generate electric signals proportional to the particle velocity in a sound/compression wave. More simply a Geophone is a super low frequency microphone for the ground. Geophones are used around the world to measu...
This guide will demonstrate exactly how to control Standard Stepper Motors and DC Motors with a Raspberry Pi Single-Board Computer. To do this as seamlessly as possible we will utilise a HAT. HAT stands for Hardware Attached on Top. HAT bo...
Welcome to the C Programming Workshop for Makers! Here you'll be able to follow along with our series of easily digestible videos that cover everything you'll need to know to on your way with C programming and start making awesome projects....
This guide will demonstrate exactly how to control any large DC Motors that we stock with a Raspberry Pi Single Board Computer, through code or through a Bluetooth Controller. To clarify (in my mind) a large DC Motors runs at 12+ Volt...
In case you haven’t noticed, when dealing with electronics, you’ll be picking lots of small things up, and it only gets harder when dealing with tiny SMD components. But whatever you’re working on, be it a breadboard proto...
In this guide, we’ll learn how to harness the power of MOSFET transistors to easily control higher-powered components like solenoids, motors, and Peltiers with a microcontroller. First, we will cover an easy-to-follow example using s...
The PiicoDev® Air Quality Sensor is based on an ENS160 multi-gas sensor that detects Volatile Organic Compounds (VOCs). These measurements are run through some algorithms to produce standardised outputs like Air Quality Index (AQI...
The Rigol DP-832 is a 3-channel, benchtop power supply suitable for a serious maker, makerspace or product developer. In this video I'll take you on a tour of the supply's operation and give my two cents on things I like and dislike. ...
In this guide, we go over some common ways of adding motion to your project with actuators such as stepper motors, servos and linear actuators, to help you choose which one is most appropriate for your situation. The start of this guide c...
Welcome to the Raspberry Pi Workshop for Beginners! Here you'll be able to follow along with our series of bite-sized videos that cover everything you'll need to know to get started with your Raspberry Pi, and start making awesome project...
Welcome to the Raspberry Pi Pico Workshop, where you will learn everything you need to know to hit the ground running and start making your own projects with the Raspberry Pi Pico and MicroPython. This workshop is designed for complete beg...
Introduction The Makerverse Motor Driver has been updated to a v20 design which now features a 5V output pin instead of the VM pin. Some images and in-video descriptions in this guide may be outdated This guide covers the use of the Maker...
Before we dive into the FIDO Certified Key-ID Security Key and how it's used, let's get a handle on what authentication online means at the moment. Authentication is simply the process of identifying a user based on a set of unique factors...
In this installment of our Onion Omega2 tutorial series, we will cover the basic steps necessary to install and run python on the Omega2 or Omega2+. We'll cover how to install python or python3, how to install python modules and finally, w...
A common issue many makers face when they move from microcontrollers to Single-Board-Computers is how to get them to run a program automatically when they are powered on. People who have cut their teeth on Arduino, Micro:bit, and other micr...
In November of 2017, our friends over at LulzBot released a major software update to their Slicing software, Cura. In this tutorial, we will look at what Cura is and does, the process of installing Cura 2 onto a PC already running Cura 21.x...
Now that we are all on track with our Slicer software, having just installed Cura 2 and upgraded our printer firmware, let's work on turning some 3D Model files into G-Code for our 3D Printer to create. We're going to be using our LulzBot M...
The Infinity Mirror Kit V2 is a desktop display that creates a dazzling optical illusion - a tunnel of light that tears through space! The Infinity Mirror Kit V2 entered production in October 2018, and now ships with an Adaf...
Every good E-Textiles or Wearables project needs to start somewhere, and the natural starting point for any project is choosing the right microcontroller. There are many good choices out there, and we will compare a few of the best and brig...
This will be an overview, initial setup and first print guide for the Ultimaker 2 and Ultimaker 2 Extended . Quick links for the contents of this guide is seen below. Printer Overview Printer Characteristics ...
Electroluminescent wire, often referred to as EL wire, is a thin copper wire coated in phosphor which will produce light when alternating current is applied to it. The light emits a similar feel as if it were a neon light or ...
No gamer cave is complete without a retro gaming console and 8Bitdo Controllers are the best retro-gaming controllers you can buy. These controllers are simply that good. But there is nothing worse than rushing downstairs eager to play...
I used an Arduino and a US-100 ultrasonic sensor to make an extremely low-cost tide gauge. This project measures the tide by sensing the distance to water using a US-100 ultrasonic sensor. The device has a 3D printed base&nb...
Update: Community member Chris has had a go at remaking this project after the original project contributor Denver made the original code repository private. GitHub links below will not work but the original project has been kept here for...
This project uses a US100 ultrasonic distance sensor to detect instances of a garage tilt door being left open and sends an alert via the IFTTT mobile app. Additionally, the device logs temperature and pressure to a Thingspeak channel using...
My brother-in-law has a dairy farm in Victoria and many hours per week are wasted traversing the farm to check water tank levels, opening/closing valves, and other small tasks that could easily be remotely monitored and controlled. It was ...
This project is a raspberry pi powered photo both. It uses a raspberry pi zero and the raspberry pi camera. All the code has been uploaded to GitHub for you. It has a ten-second timer, from when you press the button, and then it takes ...
This project has been created to be used as an exemplar for Year 7 Technology students to demonstrate some of the features and potential of making with a micro:bit. This device is a teacher tool or game accompaniment device that random...
Introduction Searching for solar panels and related items on the Core Electronics website; I came across the Solarbotics GraviTrack Marble Machine Kit. I thought the kit would be a good educational tool for the grandkids. The kit was a hit...
Converting a Mule into an articulated 4 wheel vehicle. A 'Mule' is/was a hand trolley with a motorised elevatable platform. What for? Just for fun, want to be able to control it using the R2D2 droid inventor app via LittleBits boards, why ...
Ever seen a touch lamp in action and wondered how on earth we can make that using basic components? This project is a basic circuit with 2 transistors to amplify a signal from your touch.Extra: The LED doesn't actually blink like that, just...
I use a Raspberry Pi running EmonCms for collecting sensor data and controlling devices around the home but several things have been on my To-Do list to enhance its functionality. A Shutdown/Power Down/Startup circuit. Proportional fan...
This project has been a long and tricky one for me, I purchased my robot arm kit from Jaycar many years ago with the intention of controlling it from the start. I used to work with industrial robots, so when I saw this robot kit for sale I...
Wands are cool, right? That's what Trinity, Adele, and April were thinking of our recent littleBits Workshop, down at the Core Electronics Knowledge Factory. Their inspiration for this project came straight from the films, in particular, th...
This is an awesome project that takes about 6 hours to complete. Hours upon hours of endless fun thereafter! Ideally, some prior soldering experience is advantageous but if you take your time and practice before you start it's beginner fri...
This one is for the Stargate fans out there. A realistic, 3D printed, light-up Zero Point Module! I found a model on Thingiverse for a ZPM - It had good detail but - I took issue with the visible seam, and to change the colors of any cryst...
Being punctual is important. Hence accurate time is required. Clocks tend to miss out when it comes to accuracy especially when they are set by the user. So, why not get accurate time from the internet and use tried and tested hardware to ...
Do you want a quick, easy, cheap RF remote control for your Raspberry Pi projects? Well, look no further than the front door! As you've probably got a half-duplex RF setup you've never considered using in a project before. Try this simple h...
This project aims to fuse neopixel strips with papier mache and origami into a free-standing electro-sculpture. The freestanding structure is formed from wire mesh and papier mache. It is then painted and wired up with strips of LEDs conne...
The aim of my project was to make a small display to show information such as the clock, weather, calendar, etc. I liked the idea of making a magic mirror, but wanted to try something more unique, less expensive, and easier to assemble (no ...
I like to take on projects that give me an opportunity to learn new things. For this project, my two goals were to learn more about face detection algorithms and PID controllers but of course, there were so many more skills learned along th...
The concrete body of the lamp (which, to my eye look a bit like a leek) is made is two halves. The 1st and 2nd halves are cast in 2 steps using the same mould twice. I had a few failed attempts at making the mould entirely from sta...
The concrete body of the lamp (which, to my eye look a bit like a leek) is made is two halves. The 1st and 2nd halves are cast in 2 steps using the same mould twice. I had a few failed attempts at making the mould entirely from sta...
The objective of this project was to create an Internet of Things (IoT) device that could give pet access to a food bowl when a text message command was sent from a remote location. I had never done an IoT project before, so I wanted to ke...
I had been captivated by the sound levels of trains I could hear passing by Metford throughout the day/night. I wondered if a sound level sensor reporting data back over LoRa would help me understand when a train was noisy. I also like the ...
The purpose of this project is to design a system that will automatically track stars or satellites. The first version, described here, is specifically to track stars and operate a Raspberry Pi HQ camera to take a series of long-exposure im...
Introduction This began as an idea after building a very basic single-channel unit. Commercial smart watering systems use a Wifi connection to the internet and get weather reports to determine the level of watering required. These systems...
If you haven't already seen it, check out part 1 of this project. it has all the background info in it. And if you haven't got one yet, get yourself a particle photon, they are great. This part of the project was hooking the particle photon...
This thermometer idea came to me when my little sister asked me “Vince, what’s the temperature?” Answering I said, “Well, I’ll look it up.” So I looked it up but that wasn’t enough for her, This con...
This project started due to the smoke haze that enveloped our area during the 2019 and 2020 bushfires. I wanted something to check the air quality of my home and maybe find areas where it needed better sealing. In addition, the BMP280 senso...
The inspiration for this project stems back to my childhood when I was curious to find out how the mechanical barometer worked.
The inspiration for this project stems back to my childhood when I was curious to find out how the mechanical barometer worked.
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