IEEE Spectrum on MSN

A new way to spray paint color

Dial up hues with this Arduino-powered, on-demand spray-can mixer ...
Gesture control robotics replaces traditional buttons and joysticks with natural hand movements. This approach improves user ...
Abstract: The two-third pulse-width modulation (2/3-PWM) schemes for current source inverters (CSIs) have attracted widespread attention due to their high efficiency. However, existing 2/3-PWM schemes ...
In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...