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 ...
Abstract: This letter presents a fault-tolerant control (FTC) for a one-phase current sensor failure in the open-ended winding permanent magnet synchronous motor (PMSM) fed by the dual inverter with a ...
Abstract: A novel fluxgate current sensor scheme based on a dual-core configuration is proposed in this study. By integrating a direct current (DC) zero-flux detector, an alternating current (AC) zero ...
March 7, 2026 • Trump warned Saturday that Iran would soon "be hit very hard," adding that the U.S. may expand its target list to "new areas and groups of people." March 7, 2026 • The Trump ...