Running OpenWebRX on balena to remotely monitor local radio spectrum

Combine a Raspberry Pi and an inexpensive SDR (Software-Defined Radio) dongle to create a remote monitoring device that you can place anywhere in the world (with internet access) to view the surrounding radio spectrum and stream audio from some of the detected signals. It hosts a small web server which

Monitor air quality around your home with Home Assistant and balena

This guide illustrates how to run Home Assistant using balena on a Raspberry Pi to create a beautiful dashboard accessible from anywhere in the world. In the case of this project, you can gather data from multiple environmental sensors, including air quality. We’ll utilize another project we introduced last

Add new functionality to affordable CNC machines using CNC.js and balena

Here’s a simple way to add premium CNC machine features to low-cost options using CNC.js and balenaOS. Now you can outfit your shop with incredible maker tools without breaking the bank. Fundamentally, I’m a maker at heart. I’ve been making things for years, but it’s

Using Web Bluetooth to communicate with Bluetooth devices

Adding Bluetooth to your IoT project usually means developing native applications to interact with your devices. However, the new Web Bluetooth API specification allows web browsers to communicate directly with Bluetooth Low Energy devices. While the specification is not finalized yet, we can already experiment with it using Chrome on

Run a mixed-architecture app using 64-bit balenaOS on the Raspberry Pi 4

Ever wished it was possible to run both 32-bit and 64-bit containers on your Raspberry Pi 4 simultaneously? Well thanks to the 64-bit version of balenaOS, it is! This tutorial will show you how to build a basic weather chart, displaying the current temperature and humidity of your chosen city,

Install a balenaFin outdoors, for use as a LoRa gateway, flight tracker, weather station and more!

Back in May we looked at deploying the software to run a balenaFin as a TTN LoRa Gateway, today we’re working on the natural progression from this; mounting the hardware up a mast and making the installation more permanent. The techniques we look at here will allow us to

Build a Raspberry Pi powered live train station sign for your desk

Build your own UK train station platform departure display (next train indicator) with live data using a Raspberry Pi Zero, OLED display and 3D printed case - a cool (and practical!) desktop gadget. It involves a bit of software, a bit of soldering, and some 3D printing too. Contents Introduction

Build a smart photo slideshow with balenaCloud

When we started the balenaDash project, the main goal was to make it easy and straightforward to deploy IoT devices that display information on a screen. The project has been constantly developed, with new features such as automate the backlight timer, how to setup a dashboard or even displaying google

Turn your old speakers or Hi-Fi into Bluetooth, Airplay and Spotify receivers with a Raspberry Pi and this step-by-step guide

Updated 9th January 2020 - You can now add multiple projects to the same device. Try combining balenaSound with another project -- oh the possibilities! Updated 14th October 2019 - Now works with the Raspberry Pi 4B Updated 7th October 2019 - Now supports Airplay and Spotify Connect alongside Bluetooth

Bring a dummy security camera to life, using a Raspberry Pi and WebRTC

A few weeks ago we released a project called balena Cam where @mbalamat developed an application running on balenaOS that initiates a WebRTC video streaming connection between the server (a Raspberry Pi, for example) and the client. You can check the full blog post here. Once the main core of