Luca Ruggeri, Author at Open Electronics https://www.open-electronics.org/author/lucaruggeri/ Open source electronic projects Mon, 07 Dec 2020 10:38:12 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.1 https://www.open-electronics.org/wp-content/uploads/2015/08/cropped-logo-32x32.jpeg Luca Ruggeri, Author at Open Electronics https://www.open-electronics.org/author/lucaruggeri/ 32 32 32754084 Using Docker to run Node.js on a Raspberry Pi https://www.open-electronics.org/using-docker-to-run-node-js-on-a-raspberry-pi/ https://www.open-electronics.org/using-docker-to-run-node-js-on-a-raspberry-pi/#comments Mon, 07 Dec 2020 10:40:26 +0000 http://www.open-electronics.org/?p=15954 Docker is a tool for using Linux containers, which are an interesting topic in and of themselves. In a nutshell, you can think about them as either very light weight virtual machines that can run side-by-side on a host machine at near-native speed. In actuality, Docker containers are not virtual machines at all, but processes […]

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]]> https://www.open-electronics.org/using-docker-to-run-node-js-on-a-raspberry-pi/feed/ 1 15954 Khadas VIM3: a Powerful Raspberry Pi Alternative https://www.open-electronics.org/khadas-vim3-a-powerful-raspberry-pi-alternative/ https://www.open-electronics.org/khadas-vim3-a-powerful-raspberry-pi-alternative/#comments Sun, 30 Jun 2019 07:43:10 +0000 https://www.open-electronics.org/?p=28576 A new powerful Raspberry Pi alternative has been launched by Khadas in the form of the VIM3 which is available as both a Basic and Pro version priced at $99 and $139 respectively. The VIM3 uses an Amlogic S992X system-on-a-chip (SoC), the same SoC at the core of the Odroid-N2, which features four Cortex-A73 performance cores and two […]

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]]> https://www.open-electronics.org/khadas-vim3-a-powerful-raspberry-pi-alternative/feed/ 1 28576 DIY a Self-Balancing Robot Driven By an Insect https://www.open-electronics.org/diy-a-self-balancing-robot-driven-by-an-insect/ https://www.open-electronics.org/diy-a-self-balancing-robot-driven-by-an-insect/#respond Sat, 29 Jun 2019 08:28:16 +0000 https://www.open-electronics.org/?p=28525 Augmented Arthropod by Grzegorz Lochnicki and Nicolas Kubail Kalousdian is an innovative self-balancing robot that is actually piloted by the movements of an insect placed inside a plastic case using two HC-SR04 ultrasonic sensors. The structure for the build consists of three platforms separated on threaded rod and a couple of rather standard DC gear […]

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]]> https://www.open-electronics.org/diy-a-self-balancing-robot-driven-by-an-insect/feed/ 0 28525 Obsidian ESP32 Board in a Raspberry Pi Form Factor https://www.open-electronics.org/obsidian-esp32-board-in-a-raspberry-pi-form-factor/ https://www.open-electronics.org/obsidian-esp32-board-in-a-raspberry-pi-form-factor/#respond Fri, 28 Jun 2019 08:19:46 +0000 https://www.open-electronics.org/?p=28522 A new open source Espressif ESP32-based board offering a form factor similar to popular single board computers such as the Raspberry Pi Model A / 3 Model A+  has been launched via the Crowd Supply website this month and takes the form of the Obsidian ESP32. Obsidian ESP32 is an Espressif ESP32-based board adopting the familiar form […]

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]]> https://www.open-electronics.org/obsidian-esp32-board-in-a-raspberry-pi-form-factor/feed/ 0 28522 Pi Top [4]: Raspberry Pi 4 Based mini-PC https://www.open-electronics.org/pi-top-4-raspberry-pi-4-based-mini-pc/ https://www.open-electronics.org/pi-top-4-raspberry-pi-4-based-mini-pc/#respond Thu, 27 Jun 2019 08:38:31 +0000 https://www.open-electronics.org/?p=28517 Pi-top has preannounced its first mini-PC form factor Pi-top and the first Pi accessory to feature the new Raspberry Pi 4 Model B. The pi-top [4] works more like a portable PC, with the Raspberry Pi 4 encased in a rectangular (and colorful) vessel. Pi-Top is eager to tout the performance advantages of the latest-and-greatest […]

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]]> https://www.open-electronics.org/pi-top-4-raspberry-pi-4-based-mini-pc/feed/ 0 28517 Adafruit DC & Stepper Motor Bonnet for Your Pi Now Available https://www.open-electronics.org/adafruit-dc-stepper-motor-bonnet-for-your-pi-now-available/ https://www.open-electronics.org/adafruit-dc-stepper-motor-bonnet-for-your-pi-now-available/#respond Wed, 26 Jun 2019 09:22:53 +0000 https://www.open-electronics.org/?p=28512 A new Raspberry Pi stepper motor and DC bonnet has being designed by Adafruit and is now available to purchase from their online store priced at $22.50. The Raspberry Pi bonnet can drive up to 4 DC or 2 stepper motors with full PWM speed control offering a great solution for robotics, DIY milling machines […]

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]]> https://www.open-electronics.org/adafruit-dc-stepper-motor-bonnet-for-your-pi-now-available/feed/ 0 28512 Artemis Engineering Version: SparkFun’s first open-source, embedded-systems module https://www.open-electronics.org/artemis-engineering-version-sparkfuns-first-open-source-embedded-systems-module/ https://www.open-electronics.org/artemis-engineering-version-sparkfuns-first-open-source-embedded-systems-module/#respond Tue, 25 Jun 2019 08:09:23 +0000 https://www.open-electronics.org/?p=28508 SparkFun has released the company’s first open-source, embedded-systems module—SparkFun Artemis, Engineering Version—to empower engineers, prototypers, and R&D teams to integrate the TensorFlow machine-learning platform into any design. Additionally, the team has launched three boards with the unshielded module: BlackBoard Artemis, BlackBoard Artemis Nano, and BlackBoard Artemis ATP. Built around the ultra-low-powered Ambiq Micro Apollo 3 processor, and powered by […]

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]]> https://www.open-electronics.org/artemis-engineering-version-sparkfuns-first-open-source-embedded-systems-module/feed/ 0 28508 Radxa Unveiled Rock Pi S, Rock Pi 4 v1.4 and Rock Pi Poe HAT https://www.open-electronics.org/radxa-unveiled-rock-pi-s-rock-pi-4-v1-4-and-rock-pi-poe-hat/ https://www.open-electronics.org/radxa-unveiled-rock-pi-s-rock-pi-4-v1-4-and-rock-pi-poe-hat/#respond Mon, 24 Jun 2019 07:53:04 +0000 https://www.open-electronics.org/?p=28498 Radxa recently unveiled many news about its products, adding NVMe support to the Rock Pi 4 v1.4 model and launching a tiny Rock Pi S board for voice applications, and a Rock Pi PoE HAT for adding Power-over-Ethernet to the Rock Pi 4. Rock Pi S: presumably, this will be an open-spec community backed board […]

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]]> https://www.open-electronics.org/radxa-unveiled-rock-pi-s-rock-pi-4-v1-4-and-rock-pi-poe-hat/feed/ 0 28498 Robot Fish Is Powered By a Robot-Blood Battery https://www.open-electronics.org/robot-fish-is-powered-by-a-robot-blood-battery/ https://www.open-electronics.org/robot-fish-is-powered-by-a-robot-blood-battery/#respond Sun, 23 Jun 2019 09:50:27 +0000 https://www.open-electronics.org/?p=28494 Researchers from Cornell University and the University of Pennsylvania have created a lifelike robotic lionfish with a circulatory system. That circulatory system enables the fish to circulate synthetic blood throughout its body. The blood is a liquid triiodide cathode, which circulates past zinc cells submerged in an electrolyte. As the zinc oxidizes, it releases electrons, […]

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]]> https://www.open-electronics.org/robot-fish-is-powered-by-a-robot-blood-battery/feed/ 0 28494 Enviro+ Pi Hat for Indoors and Out Air Pollution Monitoring https://www.open-electronics.org/enviro-pi-hat-for-indoors-and-out-air-pollution-monitoring/ https://www.open-electronics.org/enviro-pi-hat-for-indoors-and-out-air-pollution-monitoring/#respond Sat, 22 Jun 2019 08:45:47 +0000 https://www.open-electronics.org/?p=28490 The Raspberry pi hat, called Enviro+, comes from Pimoroni, which is pitching the add-on as a cheap alternative to expensive environmental monitoring stations. With an additional particulate matter sensor, the Pi-based air-monitoring device can be placed just outside a house. Without the additional sensor, it can be used to monitor indoor air characteristics. “Designed for […]

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]]> https://www.open-electronics.org/enviro-pi-hat-for-indoors-and-out-air-pollution-monitoring/feed/ 0 28490 FT1 Pi Zero Based Retro-Style Terminal https://www.open-electronics.org/ft1-pi-zero-based-retro-style-terminal/ https://www.open-electronics.org/ft1-pi-zero-based-retro-style-terminal/#respond Fri, 21 Jun 2019 09:06:06 +0000 https://www.open-electronics.org/?p=28463 John Kennedy has built a beautiful retro style terminal called FT1 which is equipped with a Raspberry Pi Zero sbc, a cheap LCD screen and usb keyboard. The maker has also provided complete instructions on how to create your very own retro-styled terminal. “This is a brief description of how to build a retro-styled terminal, […]

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]]> https://www.open-electronics.org/ft1-pi-zero-based-retro-style-terminal/feed/ 0 28463 Atmos XR WebVR-capable Headset: 3D Printable, Modular and Open Source https://www.open-electronics.org/atmos-xr-webvr-capable-headset-3d-printable-modular-and-open-source/ https://www.open-electronics.org/atmos-xr-webvr-capable-headset-3d-printable-modular-and-open-source/#respond Thu, 20 Jun 2019 08:30:00 +0000 https://www.open-electronics.org/?p=28457 Hardware and software makers behind the Atmos headset want to provide improved accessibility with an open ecosystem, and they aims to do it with a WebVR-capable headset design that is self-contained, 3D-printable, and open-sourced. Their immediate goal is to release a development kit, then refine the design for a wider release. The front of the […]

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]]> https://www.open-electronics.org/atmos-xr-webvr-capable-headset-3d-printable-modular-and-open-source/feed/ 0 28457