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“The project is about how to convert 240V AC input power to 1.5V DC output power for your application. A power management integrated circuit (PMIC) is utilized to supply the necessary power to complex electronic circuits. Designing a primary …
“This is an arduino programmable OLED panel meter that uses the INA226 power monitor chip to sense the voltage, and current which is then shown on the SSD1306 OLED display. Usually other small panel meters which are the ones on …
“let’s measure the smallest resistance ever posses by any wire or any shunt. The proper use of OHM’s law with practical. Previously, I made some tutorials regarding current measurements using shunt resistor. Basically, shunt is small known resistance …
“I built my own 7.2kW EV charger and fitted it inside a Zappi enclosure. The 2 aims were simplicity and safety. This article documents the build. I wrote the Arduino software for it and all design files, software and …
“For 2s1p (7.4V) battery packs, it does balancing, ready for a load circuit. I would introduce to you this charger for Lithium Polymers (Li.Po.) batteries. It does support 2s1p battery packs, two 3.7V elements in series, 7 …
“This DC Motor controller provides direction and speed control of brushed DC Motor using Rotary Encoder. This is Arduino compatible hardware that consists of LMD18201 DC motor driver chip, Atmega328 microcontroller, Rotary Encoder, L317 regulator, and other components. Hardware offers …
“This project is a solution to power up most devices or projects requiring dual (+/-) adjustable power. The circuit consists of a stepdown transformer, bridge rectifier, DC filter capacitors, LM317 positive and LM337 negative adjustable voltage regulators, 2 x trimmer pot …
“As far as I know as of writing: this is the lowest cost 3-axis CNC mill you can build from available parts and repeatable instructions. It’s small and I hadn’t even thought of trying to cut steel before …
“Emergency lights are very useful gadgets and are quite popular, too. During the power failure, these portable lights are able to instantly illuminate through battery back up and never allow us to stumble in the darkness. Although you will find …
“How to 3D print and assemble your very own programmable and remote controllable automatic domino laying machine. Who likes knocking down absurdly long runs of dominoes? I do. Who doesn’t like laying them all by hand. I don’t …