Keeping your food cold — Solutions to refrigeration when electricity is scarce

By Michael Hackleman Issue #56 • March/April, 1999 Many readers of this magazine live in remote settings and generate their own electricity, often through solar, hydro, wind, or generator machines, storing the electricity generated in batteries....

Standby battery charging techniques can ensure engine startups

By Jeffrey Yago, P.E., CEM Issue #83 • September/October, 2003 Those of us living beyond the suburbs own various sizes and types of yard and garden machinery. From the mandatory riding lawnmower for those weekend warriors...

For a truly independent energy system, your choices are solar, wind, and water

By Larry Elliott Issue #28 • July/August, 1994 Just as the words "backwoods home" conjure up images of farmhouses, livestock, woodstoves, tractors, and gardens, the words "independent energy" bring to mind a whole new set of...

Job site solar power

By Jeffrey Yago, P.E., CEM Issue #144 • November/December, 2013 Regardless of your favorite brand, standardize all battery-powered tools to use the same battery pack. If you are planning to live off-grid or are building something in a...

Solar-powered chicken coop

By Jeffrey Yago, P.E., CEM Issue #132 • November/December, 2011 Pre-manufactured chicken coop with roof-mounted solar module I am sure many of you have raised large flocks of chickens for years as a normal part of rural...

A solar primer — How it works, how it’s made, what it costs

By Jeffrey Yago, P.E., CEM Issue #72 • November/December, 2001 Buying a solar power system is not like buying a kitchen appliance or power tool. These, unlike a solar system, have published capacity and performance data...

Amateur Ham Radio – The Ultimate Tool for Survival Communications

By Jeffrey R. Yago, P.E. N4LPE During any major disaster or grid-down event, communications will not only be critical for coordinating rescue efforts, but could actually save your life by receiving alerts and evacuation instructions. Unfortunately,...

Solar charge controllers — myths, hype, and facts

By Jeffrey Yago, P.E., CEM Issue #153 • May/June, 2015 Most people with a basic understanding of solar power are aware they need a solar module and a storage battery to power an electrical device using...

Emergency solar power for $950

By Jeffrey Yago, P.E., CEM Issue #73 • January/February, 2002 For less than the price of a desktop computer you can have the piece of mind that your lights and small appliances can operate for months...

Solar suitcase

By Jeffrey Yago, P.E., CEM Issue #150 • November/December, 2014 Completed solar suitcase project From time to time, people call to ask what we have for emergency solar power suitable for a bug-out bag. Naturally, my first...

Solar hot water systems

By Jeffrey Yago, P.E., CEM Photos by Patrick Redgate Issue #118 • July/August, 2009 With continued shortages of wood for home heating, the Greeks built the North Hill section of Olympus in the 5th century B.C. This...

Grid-tie solar-powered farm

By Jeffrey Yago, P.E., CEM Issue #94 • July/August, 2005 Photo 1: One of two Fronius 3-kW grid-tie inverters. Note the DC-rated safety disconnect and all high voltage wiring installed in metal conduit. Most of my past...

Radiant floor heating — Alternative to forced-air heating is solar-powered, too An interview with...

By Michael Hackleman Issue #64 • July/August, 2000 Hydronic, or radiant floor heating is a method of heating a home, shop, or other building with the heat concentrated in the floor. It works by embedding special...

Converting a Gasoline-Powered Rototiller to Electric

By Glenn Willis, Jr. Issue #87 • May/June, 2004 Several years ago my sister and her husband had an 8-horse gas-powered rototiller that went belly up. They fussed with it a bit, but couldn't get it...

Millenium Vehicles

By Michael Hackleman Issue #57 • May/June, 1999 A major failing of transportation worldwide is that 99.9% of vehicles on farms, street, and freeways work on one energy source: liquid fuels. In any disaster—small or large,...

Solar-powered refrigerators

By Jeffrey Yago, P.E., CEM Issue #102 • November/December, 2006 In Issue #99, I discussed the importance of using the most energy-efficient appliances you can buy for any remote cabin or off-grid solar application. I also...