Do you believe in ghosts? And do you believe video gaming equipment can find ghosts lurking in your house? That’s the premise of some YouTube videos that use the Xbox Kinect gaming system to display what they have claimed are ghostly apparitions. That premise has been thoroughly debunked by several YouTubers, perhaps most notably Ken Biddle on behalf of the Center for … [Read More...] about Teardown: Why the Kinect V2 doesn’t show “ghosts” that aren’t there
Main Content
FROM THE EDITORS
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Aimee Kalnoskas
Small low-power SBC delivers advanced 8K video handling, AI capability -
Lee Teschler
Why you don’t need a variable-speed drive to change a fan’s speed -
Martin Rowe
Verizon THOR: A rolling telecom network for disaster areas -
Bill Schweber
Confused about RF-band letter designations? That’s not surprising! -
Bonnie Baker
Negotiate through 1/f noise challenges towards sample sizes into the 100s of years -
Jeff Shepard
When to use a relay and when to use a contactor?
FAQ
Why you don’t need a variable-speed drive to change a fan’s speed
To engineers schooled in modern motor control methods, it may be hard to grasp why three-speed fans designed to move air around in a room can be inexpensive. After all, these fans are powered … Read about Why you don’t need a variable-speed drive to change a fan’s speed
When to use a relay and when to use a contactor?
Contactors are used for switching more than 15 amperes or in circuits rated more than a few kW. Except for optional auxiliary low-current contacts, contactors normally have open contacts and … Read about When to use a relay and when to use a contactor?
Where are cloud connected relays used?
Relays are humble devices, but they are not immune to being impacted by the Internet of Things. Electromechanical relays, solid-state relays, and MEMs relays are among the numerous devices in … Read about Where are cloud connected relays used?
What’s a ring tester and why do you need one?
If you one day find yourself with a transformer that might or might not have a shorted winding, your first inclination for verifying your suspicions might be to find an inductance meter. The … Read about What’s a ring tester and why do you need one?
Podcasts
Podcast: When will RF engineers start designing 6G radios?
5G Technology World spoke with Paul Challoner, VP Network Product Solutions at Ericsson, at the Fall 2022 6G Symposium in Washington, DC. · Paul Challoner Ericsson EE World interview Many of the discussions at the Fall 2022 6G Symposium, and indeed prior conferences, focus less on the technology and more on experiences. To deliver those…
Focus on Analog ICs
When to use a relay and when to use a contactor?
Contactors are used for switching more than 15 amperes or in circuits rated more than a few kW. Except for optional auxiliary low-current contacts, contactors normally have open contacts and are used … [Read More...] about When to use a relay and when to use a contactor?
Where are cloud connected relays used?
Relays are humble devices, but they are not immune to being impacted by the Internet of Things. Electromechanical relays, solid-state relays, and MEMs relays are among the numerous devices in the IoT … [Read More...] about Where are cloud connected relays used?
LEDs optimized for low-current, low-light apps
ROHM Semiconductor announced the availability of the CSL1901 series of 0603-size (0.6-inch × 0.3 inches) / 1608-size (1.6 mm × 0.8 mm) LEDs, optimized for low-light applications for use in indicators … [Read More...] about LEDs optimized for low-current, low-light apps
Focus on Microcontrollers
Small low-power SBC delivers advanced 8K video handling, AI capability
OKdo, part of RS Group Plc, announced at electronica 2022 the launch of the new compact-form-factor ROCK 5B octo-core single-board computer (SBC). This latest member of the ROCK SBC family delivers … [Read More...] about Small low-power SBC delivers advanced 8K video handling, AI capability
What are the top programming languages for machine learning?
Artificial intelligence (AI) and machine learning (ML) are continuing to become more mainstream and you’ll find the technology in everything from your smartphone apps and computer programs to smart … [Read More...] about What are the top programming languages for machine learning?
NB-IoT wireless module eliminates need for internet gateway
Renesas Electronics Corporation is expanding its low-power WAN product line as part of its strategy to deliver connectivity devices used for smart cities, smart homes, medical devices, and industrial … [Read More...] about NB-IoT wireless module eliminates need for internet gateway
Focus on Power Electronics
APEC 2023 announces first-ever student job fair
The Applied Power Electronics Conference (APEC) will conduct its first-ever Student Job Fair on Tuesday, March 21, 2023, from 2:00 p.m. to 4:00 p.m. at the Orange County Convention Center in Orlando. The goal is to connect participating companies … [Read More...] about APEC 2023 announces first-ever student job fair
Thermal gap filler incorporates carbon fibers to boost conductivity, maintain flexibility
Sarcon CF210A is the newest Fujipoly thermal gap filler and incorporates carbon fibers along with traditional fillers found in thermal gap filler materials. The carbon fibers allow for higher thermal conductivity (21 W/m•K) while remaining compliant. … [Read More...] about Thermal gap filler incorporates carbon fibers to boost conductivity, maintain flexibility
650 V GaN HEMTs now offered with 80mΩ RDS(on)
Innoscience Technology announced a new low RDS(on) 650V E-mode GaN HEMT devices. INN650D080BS power transistors have an on-resistance of 80mΩ (60mΩ typical) in a standard 8×8 DFN package, enabling higher power applications, for example in totem pole … [Read More...] about 650 V GaN HEMTs now offered with 80mΩ RDS(on)
Focus on 5G
Verizon THOR: A rolling telecom network for disaster areas
EE World went inside this one-of-a-kind truck that brings many forms of connectivity to first responders. Boston — When disaster strikes in the form of a hurricane, flood, fire, or other situation, communication often gets cut off. First … [Read More...] about Verizon THOR: A rolling telecom network for disaster areas
EE students get a new RF lab full of test equipment
Analog Devices and the Analog Devices Foundation have provided students at UMass Lowell with spectrum analyzers, signal generators, oscilloscopes, and other equipment. Agilent E5052B signal source analyzer Lowell, Mass. — What do you do … [Read More...] about EE students get a new RF lab full of test equipment
5G radio tester supports over 500 test cases
The CMX500 radio communications tester from Rohde & Schwarz now handles over 500 RF and protocol test cases for 5G radios. Rohde & Schwarz CMX500 radio communication test set supports over 500 5G NR test cases. Attaining … [Read More...] about 5G radio tester supports over 500 test cases
Embedded Systems
IDE supports Red Pitaya testing instrumentation
MikroElektronika announced full support for Red Pitaya, sometimes referred to as the ‘Swiss army penknife for engineers’, within version 2.3.0 of NECTO Studio IDE, MIKROE’s complete, cross-platform software development environment. Red Pitaya enables … [Read More...] about IDE supports Red Pitaya testing instrumentation
NFC reader ICs upgraded performance
Panthronics AG has extended its portfolio of high-performance NFC reader ICs with two new products, giving OEMs new options to design NFC capability into IoT devices and embedded and mobile computing systems. The new PTX105R reader for IoT and … [Read More...] about NFC reader ICs upgraded performance
SDK works with CoDense AndeStar V5 RISC-V processor
IAR Systems has just announced the full support of their latest release of the IAR Embedded Workbench for RISC-V for the CoDense extension of Andes Technology’s AndeStar V5 RISC-V processor. CoDense is a patented extension of the processor’s ISA … [Read More...] about SDK works with CoDense AndeStar V5 RISC-V processor
