2020-08-03 - Asem Elshimi

Use Bluetooth and RSSI technologies for digital contact tracing

Bluetooth direction finding and RSSI technologies are emerging as solutions for digital contact tracing to monitor the coronavirus spread.

2020-07-27 - Brian Dipert

Will Google stick with online gaming?

This engineer took Google's Stadia gaming service for a test run and it worked remarkably well. Will Google keep it…

2020-07-24 - Susan Nordyk

Infrared LED packs high optical power in a tiny footprint

Osram’s Oslon Piccolo infrared LED packs high optical power in a tiny footprint for automotive interior applications like gesture control.

2020-07-20 - Brian Dipert

Teardown: Affordable and high-quality security camera

This teardown aspires to find out how a security camera delivers so much for such a small price tag.

2020-07-13 - Brian Dipert

Video conferencing options while homebound

Let’s take a look at some of the devices beyond computers, tablets, and smartphones that folks can use for video…

2020-07-06 - John Dunn

Why birds don’t rest on high-tension power lines

A chart of power-line temperatures might provide the answer.

2020-06-30 - Brian Dipert

Apple’s transition to Arm chips

Performance, power consumption, and control are the three primary factors behind Apple’s transition to Arm chips.

2020-06-29 - Brian Dipert

Is it time to upgrade to 4K UHDTV?

10 years later, and for 1/3 the price, this engineer still ended up with a notable TV upgrade.

2020-06-17 - Bill Schweber

Brute force beats the barrel power-connector barrier

This engineer modified a label maker PCB so he could connect any suitable power adapter.

2020-06-16 - Susan Nordyk

MEMS sensor minimizes motion drift

The InvenSense ICM-42688-P sensor combines a 3-axis gyroscope and 3-axis accelerometer for precision motion sensing applications.