How to declutter with the 90/90 rule and 8 other numerical guides

The 80/20 rule dictates that your stuff should take up only 80 percent of a given space — a closet, a drawer, a bookshelf — leaving 20 percent empty. Think of it as headroom for your stuff: Leaving ...
IEEE

Gain Anomaly Mitigation in Coaxial-Fed Log- Periodic Dipole Array Using Wideband Φ-Shaped Balun

Abstract: Log-periodic dipole array (LPDA) is always plagued by the gain anomaly together with pattern deflection caused by unbalanced coaxial feeding—an issue without a universal solution. In this ...

This Simple Excel Trick Makes Dynamic Filters Update Themselves in Seconds

Learn how DROP, REDUCE, LAMBDA, and STACK make Excel arrays update automatically, split text, and stack filtered results ...