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“Morsibug is an educational scientific project that aims to practice and learn Morse code. Introduction Morsibug is an educational scientific project that aims to practice and learn Morse code so that students (or anyone) can improve some mental skills like …
“Hi, everybody. Ok, I know there are so many temperature controllers with different software and hardware systems over the internet, but this can be interesting for you as I used raspberry pi pico as the central controller. One of my …
“A simple, cheap short circuit protector, controllable either manually or using a microcontroller. There are many E-fuses available both precises ones, used in industrial or critical situations, and [cheap] maker-friendly ones which despite doing their job, but are not suitable …
“Easily check for WiFi drop out points, WiFi dead zones using this ultra portable device. Who likes a weak WiFi signal ? We can extend or improve our office or home WiFi signal using Mesh Systems or Extenders. But the extenders …
“just another keypad 21 mechanical keys configured as a numerical keypad plus 4 programmable macro keys. Another write-up can be found at clews.pro. The main features of this keypad include: - HID compliant USB peripheral using an ATmega32U4 microcontroller with …
“In todays article, I will show you running lights based on three popular microcircuits: an operational amplifier microcircuit LM358, a timer microcircuit NE555, and decimal counter microcircuit CD4017. The running lights schematic diagram and printed circuit board (PCB) were developed …
“OpenRPNCalc is a scientific calculator based on STM32 microcontroller. Its source code, schematics and 3D-printed case design files are released under open license. The hardware is inspired by the SwissMicros DM42 calculator (which itself mimics the famous HP-42), but …
“Having made a couple of home-made batteries which only produced about 1 volts each, I realised that it would be useful to be able to increase this voltage to power a LED light. You may be thinking ‘connect 2 in …
“This creative idea is suitable for a stairway with 16 stairs, each stair can have a 12V LED. It has two sensors one at the start and one at the end of the stairs and when the sensor trigered at …
“This is my DIY Studio Light Project Which basically is a do-it-yourself studio light that is made from a custom 3D Printed body and a custom PCB which were both provided by PCBWay. Question Is it better to Buy an …