Use echolocation to measure distance
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...
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...
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...
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...
Introduction This guide will cover the basic functionality of the GlowBit Python library when driving a GlowBit Matrix 4x4 module. To follow along, it's best to have: A GlowBit Matrix 4x4 A Raspberry Pi Pico ...
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...
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...
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...
While the Raspberry Pi Compute Module 4s (CM4s) share a lot with the regular Pi 4 Model B, getting started with the flashing process can be quite different depending on which model you pick! This article aims to demystify that, so without f...
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:Â 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...
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 ...
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...
RetroPie is a fantastic system, and once you map your input device, it will take those mappings and apply them to all of the emulators on RetroPie. If you’re new to RetroPie and want to find out a bit more, take a read of our Gaming ...
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...
If you hang around 3D printers, X-Y plotters, CNC machines, drawing machines, or people who use any of them G-code is a term that will universally come up no matter where you find yourself in the world. But what is it? And how is it being u...
The Micro:bit by BBC is a great data collection tool, it just needs a little help remembering what it has measured! This tutorial is made for those Micro:bit projects where transmitting your sensor data over radio or Bluetooth to a computer...
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 ...
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...
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. Â Contents: Overclocking Questions Cooling Quest...
There are a ton of electrical wire connectors, too many to elaborate on in a single guide, however there are a couple of connectors that as a maker you will come across. Often when starting your way into the electronics world all you need ...
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...
This is going to be easier than you thought (or at least much easier than I thought)! Today we will create a Raspberry Pi 4 Model B UPS PiJuice System that will be completely powered by a Solar Panel. It's coming up to winter over here so I...
At the heart of every Adafruit Circuit Playground Express lies a three-axis accelerometer. This allows us to write programs that take the orientation of the board into account. We can detect orientation and acceleration on any axis. With Ci...
Ubuntu 19.10 was recently released on 17 October 2019 and is powered by the all-new GNOME 3.34 and version 5.3 of the Linux kernel. This is for the benefit of users who do not know about Ubuntu! If you already know what is Ubuntu and its...
In this world not all machines are made equal and this is especially true in the sphere of 3D printing. One of the best ways to compare 3D printers is by the magnitude of materials it is capable of producing high-quality components from. Yo...
[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...
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...
How does your workspace look? Could it be tidier? I know that mine always could be, but with the daily addition of different tools, components, boards and general tech, it can be hard to keep on top of it all. Then when it comes to working ...
In the Spring of 2012, a tech-gadget company called Evollve Inc. was founded with the goal of creating innovative ways for tech-savvy youngsters to play, learn and interact in a digitally expanding world. There's absolutely nothing wrong wi...
Resistors are the hardworking underdogs of the electrical circuit world. You have probably added a 4.7k or 330-ohm resistor into your circuit without thinking about why we use those values, let alone what the resistor is doing. We are going...
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. The two main standards at work in...
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 ...
So in case you haven’t heard yet, digital LEDs are the go-to solution for any project that uses RGB LEDs and you want to avoid the rat's nest that ensures when using multiple RGB LEDs, each colour requiring its own connectio...
So in case you haven’t heard yet, digital LEDs are the go-to solution for any project that uses RGB LEDs and you want to avoid the rat's nest that ensures when using multiple RGB LEDs, each colour requiring its own connection. Digital...
The built-in remote monitoring camera and the live feed it provides makes for a fantastic tool of the Ultimaker S5 and Ultimaker S3 3D printers. You can now keep tabs on your prints remotely, easing the pain of a long-distance relation...
This guide is a little outdated: Follow our updated guide for a much simpler way to get started! Contents Part 1 - Interacting Coding with the REPL Part 2 - Moving Beyond the REPL (with rshell) Part 1 - Interactive Coding with the...
Whenever you want to print larger than your 3D printer build space you are going to find yourself wanting to combine 3D printed parts together. Furthermore, as you wrap your head around 3D printing, you learn to save on filament by printing...
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...
I SPI with my Raspberry Pi, something beginning with…S! Serial-Peripheral-Interface (SPI)! Welcome to our Raspberry Pi SPI communication tutorial. Today we’re going to look at how to use the SPI bus on our Raspberry Pi ...
CircuitPython is a variant of MicroPython that is designed with ease of use and simplicity in mind, and it works great with the Adafruit Circuit Playground Express. CircuitPython is based on the very popular Python programming language, the...
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 ...
Is it hot in here, or is it just my Raspberry Pi? A Raspberry Pi sitting on a desk doing nothing is kind of boring. However, a Raspberry Pi that can measure the temperature and make decisions based off that information is awesome! The Rasp...
The Pysense expansion board from Pycom has many sensors. In Pycom Pytrack Getting Started, I showed how with some Processing code we can see the real-time position of the board in 3D. That project works with the Pysense too. How about we sh...
This guide is all about doing clever things in a software to get the best results out of a 3D printer. The main focus is turning intricate CAD files into a format that you can print without small details or thin walls being neglected b...
Every Micro:bit has the ability to measure visible light, but what about UV light? Imagine that you are growing a plant on the window sill in a well-lit room. Does your plant have enough light? Plants need UV light to photosynthesize e...
Of the many great objects you can create using any 3D printer lithophanes are definitely up there. Traditionally lithophanes were an etched or moulded artwork created on a very thin translucent porcelain that can been seen clearly only...
Cura is constantly being improved upon and half the fun is keeping on top of all the new changes and new offerings it gives. For completely free software, they are doing an amazing job. Nailing the recipe for a 3D prints will let you get th...
Fused filament fabrication and transparent prints! No, surely you mean SLA prints. And true you can get excellent transparent prints effectively using SLA however consumer-grade fused filament fabrication can be mistaken for glass when corr...
The Raspberry Pi 5 is here! Our favourite credit card-sized computer has just gotten an update and we already have one here to take a look at, so let’s power it up, run some tests, and see what’s new!  (If you want to s...
Ultimaker Cura is an excellent slicing software to get the best out of your 3D printers and make the greatest models it possibly can, but it can do so much more! Cura is a brilliant means to inspire and expand your own creativity particular...
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...
Today will be all about controlling Fully Addressable LED Lights using any Espressif ESP32 Development Board and your mobile Phone all through WIFI! All possible by WLED. There are many ways to use your mobile phone to remotely...
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: ...
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...
Each and every day it has become easier to print the natural and human-made world around us. So, if you ever worried that you would run out of things to 3D print fear not! There are many ways of producing 3D models and most of these me...
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...
One of the most critical parts of a successful 3D print is the correct material choice and through its careful consideration you will get the best result for the final component you had in mind. Ultimaker has a wide range of 3D printi...
If your 3D printer is an Ultimaker S5 then your prints will almost always come out looking brilliant. Although achieving desirable 3D printed components can sometimes require troubleshooting to resolve print errors. These errors often can ...
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...
This tutorial works great for Raspberry Pi 3 Model B, however if you need a Video Kiosk/Digital Sign for the newer Pi Models, we've written this guide on how to do it. One of the most requested projects for Raspberry Pi is how to set ...
Hello and welcome to another tutorial on the joys of RetroPie. Today we’re going to look at making RetroPie even better. If you’ve had the chance to play around with the RetroPie system, you’ll have noticed that whilst it ...
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....
The Raspberry Pi has revolutionized the world of single-board computers, offering a platform for learners, hobbyists, and professionals to explore, create, and innovate. From its inception, the Raspberry Pi series has been a beacon of techn...
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 ...
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...
The Raspberry Pi 4 Model B is finally here! This is a huge leap forward for single-board computing and what better way to explore it than power one up, run some tests and stress it out! Here are the test results for those peopl...
The New Version of the Raspberry Pi 4 has started going out to makers everywhere. If you are wanting to upgrade your old RPi3 project to take advantage of all the cool new features there are a few steps we are going to have to take first to...
To update software in Raspbian, you can use the apt tool in a terminal. Open a terminal window from the taskbar or application menu: First, update your system's package list by entering the following command: Nex...
If you've had issues getting your Raspberry Pi 4 to work with specific HDMI displays (monitors, TV's etc.) this tutorial has got you covered! It's a quick fix that just requires a bit of tinkering in the config.txt file that's present on al...
The ONESIE family of cases come in three distinct models; Stealth, Maker and Hats. This will be a guide introducing the ONESIE family, the 3D printable monocoque stealth cases for Raspberry Pi 4 Model B, talk about what makes them di...
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 ...
Being productive and efficient on a computer has become synonymous with dual-screens. Being able to run two application and have both take up a whole screen or run four text documents each taking up an A4 sized half screen really improves e...
[Update: The OMXPlayer system, needed for the video looper, has been dropped with the recent 'Bullseye' Raspberry Pi OS. Updates are coming out fast and all the teething troubles from this new OS will be ironed out. For now, download and f...
You ever wanted an Ad-Free and Bloatware Free Media Streaming Device that can run 4K movies with clean audio that transforms any Screen into a Smart TV. Sounds almost too good to be true but Raspberry Pi, Kodi and LibreELEC OS have swooped ...
Now I'm not talking about a delivery service - I'm talking about an Uninterruptable Power Supply for your Raspberry Pi 4. So if your Raspberry Pi project needs to be powered all the time relying solely on the mains power system may leave y...
The Raspberry Pi 5 is here and one of the biggest questions is, how does it stack up against the previous Pi 4? Well, we already have one to take a look at so let’s run some benchmarks and compare the two.(We also have another articl...
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...
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...
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 ...
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 ...
This project uses a Raspberry Pi and TFT display panel to provide a desk clock that also monitors our Home Solar and Battery system, and the weather, in one neat unit.
We recently installed a Solar Panel system and a Tesla Powerwall...
We recently installed a Solar Panel system and a Tesla Powerwall...
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'm an amateur musician but a pretty serious classical & jazz pianist, and this project arose out of my interest in exploring the difference between writing music for synthesisers and music for piano. I work as a mathematician, so...
I used to sleep in a caravan on my grandparent's property and as amenities were inside the house I had to go in and out of it quite regularly. I got sick of fumbling around with keys to go in and out of my caravan, so this project uses an A...
This mini cube is made up of six 4x4 WS2812B panels giving a total of 96 individually addressable RGB LEDs. Buried inside the cube is an ATTiny85 microcontroller powered by a 120mAh Lithium-Ion battery. It also contains a mercury switch and...
Using a few bits and pieces, this ordinary coffee grinder now has two presets to run the motor for a programmable length of time. The idea being that the grinder running for a set amount of time will deliver a certain amount of coffee each ...
Once you go down the retro gaming rabbit hole, that's it, you're not getting out without putting together your own gaming console. It all began with my hacked PSP, which I was running emulators on. Then I wanted to run them on my big screen...
The aim of this project was to provide a cost effective and basic weather station for my backyard that can upload readings to Weather Underground. Part 2 of the project will be using this local data to trigger activities in and around my ho...
This project logs temperature and pressure observations to a ThingSpeak channel using an ESP8266 WiFi module.
For this project, I designed my circuit and ordered a PCB using easyEDA. The project gets power from a USB port and uses a...
For this project, I designed my circuit and ordered a PCB using easyEDA. The project gets power from a USB port and uses a...
I like working with the Pi Zero W and Pi 4 as they are very compact, very powerful and very cheap for the capability they offer. I want to use them on small projects, stand-alone, and can't always guarantee power. As we know most Pi's don't...
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 ...
Wow - this is one monstrous sounding and great looking speaker - even if I do say so myself! This is basically a 2.1 (stereo + subwoofer) system made with 3D plastic parts. Both the full range and subwoofer speakers are based on closed (se...
Chances are if you are anything like me, being a maker is often an excuse to create as big of a mess as possible during the duration of a project. And after the project is finished? You are left with an enormous mess to clean up, taking awa...
This project is about adding a wireless Adafruit Feather HUZZAH ESP8266 or ESP32 v2 with Adafruit Featherwing 128x64 OLED to interface with the self-assembled MightyOhm Geiger Kit.
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 ...
Now that we have decked out our Lulzbot Taz 6 3D Printer with a really nice looking acrylic enclosure, I'm just about ready to turn on some serious 3D printing work. But before I dive into that endless pool of fun, it's a good time to take ...
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