Suzanne Deffree EDN The US Army Signal Corps made the first attempt to touch another celestial body when on January 10, 1946, it bounced radio signals off the moon and received the reflected signals. Dubbed Project Diana for the Roman moon goddess, ...
Brian Dipert EDN Latest-generation drones now cost around $1,000, if not more. Too rich for your blood? How about $100? Or how about .. $10? Seriously! Back in February, I picked up a Cheerson CX-10 Quadcopter for that price from bargain site Meh. ...
By Qui Luu, Analog Devices Analog Dialogue Part 1 Analysis The plots provide invaluable data on the supply sensitivities at each power pin. VPOS_PLL has the worst power-supply rejection and is therefore the most sensitive power node. This power pin ...
By Qui Luu, Analog Devices Analog Dialogue As more building blocks are added to a radio-frequency integrated circuit (RFIC), more sources of noise coupling arise, making power management increasingly important. This article describes how ...
Bitcraze The Crazyflie Nano Quadcopter is a miniature quadcopter that fits in your hand. It only weights about 19 grams and is 9 cm motor-to-motor. Aside from being fun to fly, it’s main purpose is to be a versatile development platform that ...
Kris Lokere, Linear Technology EDN Introduction The “Internet of Things” refers to a growing trend to connect not only people and computers, but all sorts of “things” to the Internet. In applications such as industrial ...
Tom Gratzek, Analog Devices EDN Software-defined radio (SDR) is an increasingly viable and important communications system. In principle, it allows a single hardware design to support communications across a variety of formats, protocols, and ...
John Donovan Low-Power Design When I was a boy I loved flying model airplanes. I’d laboriously build them from balsawood kits; cover them with tissue; and add a noisy .049 gas engine. Then I’d go to the neighborhood schoolyard and get ...
Wireless networks originate from an array of wireless technologies, such as Wi-Fi 802.11, Bluetooth, ZigBee, Z-Wave, WirelessHART/Dust Networks, ISA 100a, multiple versions of 802.15.4, and a mix of ISM-band-based (industrial, scientific, and ...
I'm not into cars to such an extent that I have an OBD-II analyzer in my toolkit. But when I discovered Chinese sources for $9-$20 USB Bluetooth adapters, I couldn't say no. Actually, my search for OBD capability was inspired by a ...