It sounds so last century. But once the power goes out, there will be relatively few ways to recharge your iPads, cell phones, tablets, PCs, laptops and other electronic devices. That's why having a portable radio -- you know, the transistor kind -- is essential. Keeping abreast of vital storm warnings, news and other information is critical during an emergency. During a storm emergency, the National Oceanic and Atmospheric Administration (NOAA) will broadcast weather and other information on its nationwide network of radio stations [source: NOAA].