999, 925 or 958? Here’s how to check silver purity, spot fakes & test silver at home before buying

Not sure what 999, 925 or 958 silver means? A simple guide to silver purity, grades and easy home tests to check authenticity before you buy.
Fast Monty's Garage on MSN

How to diagnose an alternator and properly install a one-wire alternator with more amps

Learn how to diagnose and properly install a one-wire alternator with higher amperage in this easy-to-follow guide. Whether ...
EDN

Enabling a variable output regulator to produce 0 volts? Caveat, designer!

Testing a regulator all the way down to zero volts to see how it behaves and finding an output level, below which bad things ...
IEEE

An Ultrafast Universal Short-Circuit Protection Technique Based on Gate Current Detection for SiC MOSFET

Abstract: Fast and reliable protection against short-circuit (SC) faults is critically important for the reliable operation of power devices. In this letter, an ultrafast and universal short-circuit ...
IEEE

SiC MOSFET Solid-State Circuit Breaker-Based Motor Control Center: Design Analysis, Novel Soft Start, and Soft Turn-Off Strategies

Abstract: Solid-state circuit breaker (SSCB) has been identified as a potential game-changing technology for dc distribution systems. However, fewer SSCB research and applications have been reported ...
San Diego Union-Tribune

Larger 9th Circuit panel to hear San Diego challenge to California’s ammunition background check law

The 9th U.S. Circuit Court of Appeals announced Monday that an 11-judge panel will hear a San Diego case challenging a California law that requires a background check for nearly all purchases of ...