Follow WTOP’s team coverage of the D.C. primary and Election 2026 online, on air at 103.5 FM or on the WTOP News app. For the first time, voters in D.C. will used ranked choice voting when they fill ...

The importance of motor trajectory profiles and how they’re used in brushless DC (BLDC) motor control to minimize vibration and smooth out other performance issues. Why the PID loop is the most widely ...

Abstract: This paper proposes an adaptive speed control strategy for DC motors using a DC/DC converter (in buck and boost modes) based on the inverse optimal control (IOC) approach. Our proposal ...

In January, the Franklin County Board of Elections in Ohio received a surprising call. The man on the line said he was an agent at the Department of Homeland Security – and he needed immediate access ...

How brushless DC motors use electronic commutation to maximize efficiency and ensure smooth and stable motion. Compare trapezoidal, sinusoidal, and sensorless commutation techniques, including key ...

If you spend any time in D.C., you know rats are a problem. "They be in the dumpsters. They be running in groups, like, two, three — a few too many," one man told News4. Another resident said said ...

A former Washington DC air traffic controller on duty the night of the fatal January 2025 mid-air collision involving an American Airlines plane and a US Army helicopter warned how there were “obvious ...

A ground stop was issued at BWI and other airports in the DC region on Friday, according to the Federal Aviation Administration (FAA). The stop was was a result of a strong smell at the Potomac ...

Bryant Reed joined WJZ as an Anchor/Reporter in December 2025. You can find him behind the desk on weekend evenings and out in your communities during the week. Before calling the Charm City home, ...

Gov. JB Pritzker, D-Ill., on Sunday dismissed a call from former D.C. police officer Michael Fanone — who was injured during the Jan. 6 Capitol riot — urging Americans to use their Second Amendment ...

Vector Control, also known as Field Oriented Control or FOC is an AC motor control scheme that enables fine-grained control over a connected motor, through the precise control of its phases. In a ...