The best of times. Battery technology has made huge advances in a relatively short amount of time. When batteries started being commercially produced in the early 1900s, lead acid or “wet cell” batteries were the only option. “Dry cell” batteries were made too, but they were for small applications such… Read more »
The “holy grail” of solar energy? It’s been over six years since Off Grid Ham first covered perovskite solar. For the unfamiliar, perovskite solar is a new type of photovoltaic technology that is based on perovskite-structure crystals. There are several advantages. First, is efficiency. Perovskite solar is far more efficient… Read more »
The news of a solar panel import tariff broke so quickly and out of the blue that even geeks like me who closely follow alternative energy news & policy were caught off guard. There are a few things off grid amateur radio operators need to know about the solar panel… Read more »
If you haven’t heard about Google’s Project Sunroof, it’s probably because the initiative is in its nascent stages and the news is buried in places only we alternative energy geeks bother to look, but like all things Google it will ultimately, quietly, soak into mainstream American life. When examined from… Read more »