About the Author
Christopher Freitas has worked in the solar industry since 1986 as an electrical engineer focused on off-grid and battery-backup systems. Before cofounding OutBack Power Systems, he was the director of engineering at Trace Engineering. For the last 4 years, Freitas has been working in the developing world designing and installing PV systems in Malaysia, Haiti, South Sudan and Pakistan. He lives off-grid in the Pacific Northwest with a microhydro/solar power system.