How Belgian legislation discourages HAM-radio After passing the practical exam in your local HAM-section, the theoretical part of the exam only takes places at the BIPT offices in BrusselsYou require an operating certificate, which allows you to use...
NASA and Space-X just successfully launched the Crew Dragon space capsule to the International Space Station (ISS). SpaceX’s Dragon also marks the first time a commercial aerospace company has carried humans into Earth's orbit. NASA astronauts Bob Behnken...
About Soldering Iron Hey guys,this is Candy, from Guangxi Crossing Aircraft Group. I am an RC fan. Basically, as long as my friends around me organize competitive flying activities, I will participate. But in a competitive flying competition, all...
Abhishek Chaudhary A.K.A TheAbbie born in 2002 is a computer engineer from Fr. Conceicao Rodrigues institute of technology, and he made he acting and writing debut in 2019 short film Brazen Epiphany, The film was made as a part of India Film project...
IntroductionWhile I was writing my first impression post, I was thinking about how to utilize both cores. I grew up on Arduino, which is single core, and wasn’t really messing around that much with ESP, nor big Pi’s. That was, until now. For some reason,...
Let's get to some more real-world examples. First, we can look at a color-pill. Pick a color. If you search for "blue pill" or "green pill" or "red pill" and tac "stm32" on to the search, they all bring up useful information. ...
Welcome to my guitar effects workshop! Today, we will study the circuit and history of the pedal, which is copied and improved by dozens, if not hundreds of companies and masters. And, of course, we will build and listen to our own copy. Almost every...
The LRS-150-24 power supply can operate from a 100–120 volt or 200–240 volt AC network. The manufacturer states it provides an output current of up to 6.5 amperes at 24 volts. The supply measures 5¾ × 3¾ × 1¼ inches (145 ×...
This is the continuation of the first part, of this Picam setup. 8. HDRs Taking HDRs with the Picam is very easy, and since we already take photos there's no reason to not do it. The allowed values for camera.exposure_compensation are -25 to 25. Every...
Brief Massage chair with modern mechanical technology to reproduce the traditional Chinese medicine meridian massage is an important daily health care equipment. The function of the massage chair is to integrate meridian massage of traditional Chinese...
This project shows how to use the STONE display, STM32 microcontroller, ultrasonic sensors, and a servo. The purpose of the project is to be able to display the distance measured by ultrasound in real-time through the STONE display....
Date: September 18th, Friday Time: 4:00 PM EST — 7:40 PM EST (~9:00 PM EST ONLINE) Location: ONLINE (SEE BELOW), LIMITED SEATING @ Sub Culture (260 Newark Ave, Jersey City, NJ) Meet-Up: https://www.meetup.com/DEFCON201/events/272716088/...
10 07 2020 4840 Nordic51822 brief introduction NRF51822 is a 2.4g multi-protocol SoC with powerful functions and high flexibility, which is very suitable for Bluetooth low-power and 2.4ghz ultra-low-power wireless applications.NRF51822...
Table of Contents 1. Introduction2. Hardware3. Software4. The protocol 4.1. Charger presence detection and API version4.2. API v0 4.2.1. Get charger configuration4.2.2. Set charger configuration4.2.3. Charger reset4.2.4. Get current cell information4.2.5....