Man Portable Off Grid Power for Amateur Radio Part 2
Solar Battery Power for Ham Radio: Genasun GV-5 Solar charge controller
battery power
Man Portable Off Grid Power for Amateur Radio Part 1
Maximize capability, minimize gear. PowerFilm F15-1200
DIY 3/4S Li-Ion QRP Battery Pack
A simple 3 or 4 cell solar compatible Li-Ion battery pack for QRP radios.