An Eight-Day Home Automation Hackathon is Inspiration for Getting More Projects Done From hackaday.com 5 days ago in Blogs There’s nothing quite like a deadline to cut through extras and get right at the heart of the problem. Maybe we should all follow Interpreet’s example and stop thinking about automating our homes and just make it in an eight-day...
Buck-Boost Battery Charge Controller with MPPT and I2C From www.electronics-lab.com 1 day ago in Blogs The LT8491 from Analog Devices is a buck-boost switching regulator battery charge controller that implements a... The post Buck-Boost Battery Charge Controller with MPPT and I2C appeared first on Electronics-Lab.
Lessons Learned from a CubeSat Postmortem From hackaday.com 5 days ago in Blogs On the 3rd of June 2019, a 1U CubeSat developed by students of the AGH University of Science and Technology in Kraków was released from the International Space Station. Within a few hours it was clear something was wrong, and...
💬 Light Level Sensor – BH1750 From www.mysensors.org 6 days ago in Home Automation What's the expected value range for this sensor in the evening with some lights on? It's not dark here atm but I am getting ca 10 lux only. Any ideas?
RF Modulation: Crash Course For Hackers From hackaday.com 24 hours ago in Blogs When you’re looking to add some wireless functionality to a project, there are no shortage of options. You really don’t need to know much of the technical details to make use of the more well-documented modules, especially if you just...
QNAP TS-251D 2-Bay NAS Comes with an Intel Celeron J4005 SoC, HDMI, PCIe Expandability From www.cnx-software.com 1 day ago in News QNAP has introduced a 2-bay NAS powered by an Intel Celeron J4005 Gemini Lake SoC coupled with 4 GB SO-DIMM DDR4 memory. QNAP TS-251D also offers the option of getting an extra 5 or 10 Gigabit...
A Miniature Laptop You Can Build Yourself From hackaday.com 1 day ago in Blogs Over the last couple of years, we’ve seen more and more hackers building their own custom computers. We’re not just talking casemods here; enabled by advancements in desktop 3D printing and increasingly powerful boards such as the Raspberry Pi 4,...
A Hydrogen Line Telescope Made from Cereal Boxes and an RTL-SDR From www.rtl-sdr.com 2 days ago in Blogs SpaceAustralia.com have recently been hosting a community science project that involves encouraging teams to build backyard radio telescopes that can detect the arms of our Milky Way Galaxy by receiving the Hydrogen line frequency of 1420 MHz. This can be...
NEW PRODUCT – Adafruit ISM330DHCX – 6 DoF IMU – Accelerometer and Gyroscope – STEMMA QT / Qwiic From blog.adafruit.com 2 days ago in PlatformsStores NEW PRODUCT – Adafruit ISM330DHCX – 6 DoF IMU – Accelerometer and Gyroscope – STEMMA QT / QwiicBehold, the ST ISM330DHCX: an industrial quality Accelerometer+Gyroscope 6-DOF IMUs (inertial measurement unit) from ST.This IMU sensor has 6 degrees of freedom – 3 degrees...
New Relay from OMRON Offers Compact, Solid-State Switching From www.allaboutcircuits.com 2 days ago in BlogsNews The G3VM-21MT measures 5 mm by 3.75 mm and can supply continuous load current up to 200 mA.
One Chip Does It All In This MacGuyver Synth From hackaday.com 2 days ago in Blogs When you think of simple synths, what components come to mind? All you really need to make one is an oscillator, an amplifier, and some kind of input such that you can play different notes. Our favorite go-to for churning...
Supercon Keynote: Megan Wachs Breaks Down RISC-V From hackaday.com 2 days ago in Blogs The 2019 Hackaday Superconference kicked off with a marvelous, and marvelously geeky, keynote talk on the subject of RISC-V by Dr. Megan Wachs. She is VP of Engineering at SiFive, a company that makes RISC-V processors in silicon, but the...
Analog Devices Inc. Multi-Cell Battery Monitor | New Product Brief From www.allaboutcircuits.com 2 days ago in BlogsNews This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.
Review: SanErYiGo SH72 Soldering Iron From hackaday.com 2 days ago in Blogs When the Miniware TS100 first emerged from China nearly three years ago, it redefined what we could expect from a soldering iron at an affordable price. The lightweight DC-powered temperature controlled iron brought usable power and advanced features in a...
Researchers Make Strides in “Spintronics” (Spin Electronics) From www.allaboutcircuits.com 3 days ago in BlogsNews Scientists have ramped-up research in "spintronics" (spin electronics) to make breakthroughs in new quantum materials, stable spin states, and new devices.
Hackaday Links: January 26, 2019 From hackaday.com 3 days ago in Blogs The news this week was dominated by the novel coronavirus outbreak centered in Wuhan, China. Despite draconian quarantines and international travel restrictions, the infection has spread far beyond China, at least in small numbers. A few cases have been reported...
Put the Power of PCR in Your Pocket with this Open-Source Thermal Cycler From hackaday.com 3 days ago in Blogs When the first thermal cyclers for the polymerase chain reaction came out in the 1980s, they were as expensive as a market driven by grant money could make them. Things haven’t got much better over the years, largely shutting STEM...
This Rock Is a 2,000-Year-Old Exploded Brain From blog.adafruit.com 3 days ago in PlatformsStores via MOTHERBOARDA shimmering rock found in the ruins of an ancient city has been identified as part of a human brain that exploded due to the heat of a catastrophic volcanic eruption. That’s the astonishing conclusion of a new study...
Star Trek’s Del Arco Reveals Tragic Story Behind Hugh the Borg #SciFiSunday From blog.adafruit.com 3 days ago in PlatformsStores Emotional read from Gizmodo.When Star Trek: Picard begins this week, it won’t just be Jean-Luc making his return, but plenty of familiar faces from Star Trek’s past too. One surprising face is that of Jonathan Del Arco’s Hugh, the individualized...
Mr. Carlson Gets Zapped by Snow From hackaday.com 4 days ago in Blogs As a Canadian, [Mr. Carlson] knows a thing or two about extreme winter weather. Chances are good, though, that he never thought he’d get zapped with high voltage generated by falling snow. [Mr. Carlson]’s shocking tale began with a quiet...
Aranet4 Teardown From kaspars.net 4 days ago in BlogsPodcasts Aranet4 is a wireless CO2, temperature and relative humidity sensor with Bluetooth LE connectivity (made by SAF Tehnika) which is supported by the Sensor Pilot web app. It appears to be using the following components: Rigado BMD-320 module (or BMD-30/35...
Math and Espresso From blog.adafruit.com 4 days ago in PlatformsStores As a former barista, I would like to say that there are many things that are factored into pulling an espresso shot. The temperature of the environment you’re making coffee in, the kind of portafilter you have, the roast of...
Astronomers Find More Bizarre Objects Orbiting Milky Way’s Black Hole #SpaceSaturday From blog.adafruit.com 5 days ago in PlatformsStores via Astronomy Now“These objects look like gas and behave like stars,” said Andrea Ghez, director of the UCLA Galactic Center Group and co-author of a paper published in the journal Nature. Ghez and her colleagues discovered the first object, later...
New Part Day: LED Driver is FPGA Dev Board in Disguise From hackaday.com 5 days ago in Blogs Our new part of the day is the ColorLight 5A-75B, a board that’s meant to drive eight of those ubiquitous high-density color LED panels over gigabit Ethernet. If you were building a commercial LED wall, you’d screw a bunch of...
Meet the Next-gen Lithium-Sulfur Batteries From www.electronics-lab.com 5 days ago in Blogs What would you give for a battery, 5x the storage capacity of whatever you’re reading from?... The post Meet the Next-gen Lithium-Sulfur Batteries appeared first on Electronics-Lab.
The MPU vs. MCU Decision From circuitcellar.com 5 days ago in News Choices for Industrial Designs As MCU performance and functionality improve, the boundaries between MCUs and microprocessor units (MPUs) have gotten murky. In this article, Jacko examines the changing landscape in MPU vs. MCU capabilities, OS implications and the specifics of...
A Raspberry Pi Terminal That’s Always Within Reach From hackaday.com 5 days ago in Blogs Inspired by films such as The Matrix, where hackers are surrounded by displays and keyboards on articulated arms, [Jay Doscher] created this cyberpunk “floating” terminal so your favorite Linux single board computer is always close at hand. Do you actually need...
Students Use Low Tech Hacks on High Tech Parking Enforcer From hackaday.com 5 days ago in Blogs If you are a college student and you get too many parking fines, you are going to get in trouble. But one school didn’t count on students hacking their high tech parking violation deterrent. Some even got free internet from...
Protecting Garden from Weather with a Raspberry Pi Zero W @Raspberry_Pi #PiDay #RaspberryPi From blog.adafruit.com 5 days ago in PlatformsStores via RaspberryPi.org“I live in a part of the country where hail and severe weather are commonplace during the summer months,” Nick explains in his Hackster tutorial. “I was getting frustrated every year when my wife’s garden was get demolished by...
Make your own Raspberry Pi Bulletin Board #piday #raspberrypi @Raspberry_Pi From blog.adafruit.com 5 days ago in PlatformsStores From TheBluePhantom on Instructables:We wanted an electronic bulletin board that would be mounted in the narthex/lobby area and would cycle through static slides every few seconds.Read moreEach Friday is PiDay here at Adafruit! Be sure to check out our posts,...