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Raspberry Pi: giant hacks for a tiny board
Usually there are two ways to look forward to buy a Raspberry Pi: first, think about a strange thing to make, and then go to the website; or second, buy the Raspberry Pi board having no idea of what you are going to do with it. Usually, I buy things and only after that I…
Offline Speech Recognition on Raspberry Pi 4 with Respeaker
In this article we’re going to run and benchmark Mozilla’s DeepSpeech ASR (automatic speech recognition) engine on different platforms, such as Raspberry Pi 4(1 GB), Nvidia Jetson Nano, Windows PC and Linux PC. 2019, last year, was the year when Edge AI became mainstream. Multiple companies have released boards and chips for fast inference…
A WiFi repeater with ESP8266 on battery
An inexpensive WiFi repeater that you can easily build at home. A single 4800mAh battery’s expected run time is about three days. The WiFi module used is an ESP8266-01 powered with a 18650 battery. By modifying the module just mentioned with an antenna it is possible to expand the range up to 200 meters. More…
The perfect Beer with Arduino: OpenArdBir project
The project Open Ardbir is largely inspired by the original project formerly Braudino from Stephen Mathison and then upgraded and modified by Mike Wilson under the Mike’s Brewery appellation and is been completely reviewed by Max Nevi and Italian team (Alessio, Davide, Luciano, Luigi, Piero, Savio) Lot of enachement and new features have been introduced…
ESP32 with PIR Motion Sensor using Interrupts and Timers
This tutorial shows how to detect motion with the ESP32 using a PIR motion sensor. In this example, when motion is detected (an interrupt is triggered), the ESP32 starts a timer and turns an LED on for a predefined number of seconds. When the timer finishes counting down, the LED is automatically turned off. More…
Helmet Sterilization Box
In this project, we have presented a disinfection system for disinfecting helmets. This system is based on ultra-violet sterilizer technology. This system is helpful for disinfecting helmets. More info Build it yourself Boards, sensors and kits for projects like this one. Browse the shop
