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“Ok - so this is going to be my last dub siren build (maybe…). This new one is an extension on the others that I have built and is definitely the best and easiest version I have designed. So what is …
“In this Instructable I am going to show how to build the second version of a simple retro style PC based on an ESP32 and few other components. This PC runs a modified version of Tiny Basic, a simplified dialect …
“Device to detect if person is wearing mask and having healthy heart rate using M5Stack Core2, ESP32CAM, AWS IoT and Edge Impulse Story After the pandemic most of the offices will start for on-site work and schools will start, during …
“Hey Everyone how you doin! So recently I made this MICRO FIGHTER BOT which was a small Bluetooth-controlled robot that moves really fast. PANDACORN BOT is a variant of MICRO FIGHTER BOT which has few tweaks like increase length & Height …
“0-30V, 0-7A Adjustable Switching Power Supply [CC-CV with LED] DC to DC buck converters is a famous topology in the electronic and a widely used circuit in electronic devices. A buck converter steps down the input voltage while it …
“A completely portable ESP32 Based Point and Shoot Camera setup that works, kinda works. So the idea here was to take this very useful ESP32 CAM board and flash it with a sketch that lets us take an image and …
“This optical keyboard/keypad is a low-cost optical user input device capable of deployment underwater, explosive gas areas, or in other locations where hermetic sealing is desirable. It does not use capacitive, magnetic, mechanical, acoustic, or visible-light coupling. The reflection …
“When building HF radio kits, one of the final steps before going on the air is to connect a 50-Ohm load and measure the RF power output. I used to do this by taking measurements with an oscilloscope and then …
“Hello to everyone, today I am going to show you a project that I’ve been working on for a while, it consist on an ESP32 based Smart Energy Monitor that takes current and voltage samples through sensors in our …
“Build a 1kW WiFi MPPT Solar Charge Controller, equipped with phone app datalogging telemetry! (Android & IoS) It is compatible with 80V 30A solar panel setups and all battery chemistries up to 50V. The project is based on an Arduino ESP32 …