What Is an LRAD, and Why People Are Asking Us About It Posted by ptorrone on Friday January 30, 2026 @02:33PM from the blog.adafruit.com dept. https://blog.adafruit.com/2026/01/30/what-is-an-lrad-and-why-people-are-asking-us-about-it/ ( 1 comment | 2 points | on HN )
[1] https://en.wikipedia.org/wiki/Corner_reflector