BEIJING, June 29 (Reuters) - China added 20 Japanese entities on Monday to its export control list for dual-use items, preventing Chinese firms from selling to them without prior approval, citing ...

President Donald Trump said that the Lincoln Memorial Reflecting Pool on the National Mall is "in full use" after an algae bloom in the pool and portions of the blue paint applied during renovations ...

The D.C. Council has passed its fiscal 2027 budget, sending it to the mayor and then Congress, but a fight with the city’s chief financial officer is far from settled. After restoring cuts from Mayor ...

China added 10 companies to its export control list on Monday, blocking its exporters from selling any dual-use items to U.S. defense firms. The items range from drones to robotic hardware and swarm ...

A feature-rich, closed-loop DC motor controller built on the ESP32-S3, featuring automatic PID calibration, real-time RPM sensing via a photo-reflective sensor, a WebSocket-based web dashboard, and ...

Abstract: This paper proposes a sensorless speed control method for brushed dc motors that extends the usable speed estimation range by combining current-ripple analysis with high-frequency signal ...

Abstract: Pulse Width Modulation(PWM) is widely used in various applications, including embedded systems, VLSI, and power management circuits, for precise control of signals such as motor speed ...