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 ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

The Aiper Experts Duo is a two-robot pool cleaning system that will give you a spotless, well-maintained pool all season.

The investment seeks to track the investment results of the Bloomberg U.S. Floating Rate Note < 5 Years Index composed of U.S. dollar-denominated, investment-grade floating rate bonds with remaining ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...