Our hacker [John Duffy] wrote in to let us know about a video he put together to explain the design of his open-source multimeter, the HydraMeter. If you’re interested in how the circuitry ...

The Sporting News has all the details on how to watch U.S. Open golf today.

The 125th U.S. Open has arrived and here is all the information on how to watch the event.

The 2025 U.S. Open kicks off this week at Oakmont. Here's the complete U.S. Open schedule for the week, TV times and streaming info.

We have received a review sample of an energy metering device from SeeedStudio called the XIAO 2-Channel Wi-Fi AC Energy Meter (XIAO-2CH-EM). This device uses a clamp-on CT (Current Transformer) ...

The study employs fluid mechanics principles, including the Manning and orifice equations, to analyze water flow dynamics over a 30-meter concrete channel. Three cases are examined: the original ...

In a world where systems are becoming increasingly complex, managing the flow of fluids is both a critical and challenging task. Flow meters, devices used to measure the flow rate or quantity of ...

The measurement principle of ultrasonic sensor in an open channel flow meter is introduced. A new low-power consumption ultrasonic flow meter, which is based on the MCU of MSP430, is designed for the ...