(AP Photo/Michael Conroy) A sign stands at an entrance to the main campus of the Center for Disease Control and Prevention (CDC) in Atlanta, Georgia, Friday, Feb. 14, 2025. (AP Photo/Jeff Amy, File) A ...

The non-obvious optical and RF challenges faced by IR-based remote-control links. How a new, tailored preamplifier addresses and minimizes these potential problems. The low-cost, infrared-based ...