Why you need to addsolar to your emergencypower backup plans
By Jeffrey Yago, P.E., CEM
Issue #149 • September/October, 2014
Click Here to listen to an interview with Jeff about this article.
Most of the electric substations, transmission lines, and electrical switchgear for any given utility are...
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...
Sunny Solutions for north slope applications
By Michael Hackleman
Issue #61 • January/February, 2000
Solar-powered pumps have proved their worth for many installations worldwide, anywhere under the sun. However, in the northern hemisphere, a year-around spring located at the base of a...
Prepper power! Part 1
By Jeffrey Yago, P.E., CEM
Issue #136 • July/August, 2012
The interesting thing about being a "prepper" is most preppers don't want anybody to know they are one! No doubt many fear they will be ostracized...
Making and using a solar cooker
By Joe Radabaugh
Issue #30 • November/December, 2004
Solar cooking is a delightful alternative to conventional cooking methods. The solar cookers available today really work and they deserve serious evaluation by a much larger audience. For...
Power your bug-out bag
By Jeff Yago, P.E., CEM
Issue #160 • July/August, 2016
More and more people are starting to see the advantage of having a bug-out bag for each member of their family. Normally these bags are kept...
Dim bulbs in California
By Jeffrey Yago, P.E., CEM
Issue #107 • September/October, 2007
By now many of us have heard that under a bill proposed by Assemblyman Lloyd Levine (D), the state of California is about to become the...
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...
Keep those gadgets working after the power goes out
By Jeffrey Yago, P.E., CEM
Issue #84 • November/December, 2004
The recent 2003 northeast electric grid failure taught the residents of many large cities what most rural residents learned years ago: Lights, air conditioners, televisions, stereos,...
Design calculations for overshot waterwheels
By Rudy Behrens
Issue #18 • November/December, 1992
(For good background information for this article, the reader should read "Waterpower for personal use" in Issue No. 16 and "Design calculations for overshot waterwheels" in Issue No....
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...
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...
Installing your own small, remote off-grid solar system
By Jeffrey Yago, P.E., CEM
Issue #116 • March/April, 2008
A typical residential-size solar system installation will involve properly sized and installed AC and DC electrical wiring to reduce the risk of electrical fire, a proper...
Solar-powered water purifiers
By Jeffrey Yago, P.E., CEM
Issue #146 • March/April, 2014
Most of us can stay alive up to a month without any food if stranded, but we could not live longer than three days without water...
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...
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...































