The latest avionics are more efficient than ever thanks to lower current draw, but you’ll still want an external power source for even short periods when running on the ship’s battery. Maybe you’re doing database and software uploads, entering flight plans or simply learning how to use new systems. That’s why investing in a reliable GPU (ground power unit) makes a lot of sense.
One company—Kentucky-based Audio Authority—has dominated the portable GPU market for a while with its smartly designed White Lightning line of GPUs. When we first evaluated the company’s 2860A GPU back in 2011, we liked its compact design, smart user feature set and efficient output.