Build your own battery charging station
By Jeffrey Yago, P.E., CEM
Issue #142 • July/August, 2013
Completed charging station after sanding and painting
Let me guess the reason many of you do not use rechargeable batteries is that every time you need...
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...
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....
Solar power trailer Part 2
By Jeffrey Yago, P.E., CEM
Issue #109 • January/February, 2008
In Part I of this article in the November/December 2007 issue, I described the many uses for a solar power system that could be made totally...
Make your own biodiesel for 80¢ per gallon
By Jeffrey Yago, P.E., CEM
Issue #101 • September/October, 2006
My Ford F-250 diesel crew-cab pickup did not cause me to become interested in making my own bio-diesel fuel. No, the final straw was when I...
Are hydrogen-fueled cars pie-in-the-sky?
By Jeffrey Yago, P.E., CEM
Issue #103 • January/February, 2007
Hydrogen-fueled cars is a topic of much discussion these days. People who want to see the U.S. freed from dependence on foreign oil often assume the...
Hydronic woodstoves
By Jeffrey Yago, P.E., CEM
Issue #105 • May/June, 2007
Do you realize there is an entire field of woodstoves that the general public rarely hears about, even though there are specialty woodstove stores in every...
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 disastersmall or large,...
Grid-tied, Grid-connected, Off-grid. What’s the difference?
By Jeffrey Yago, P.E., CEM
Issue #140 • March/April, 2013
Several weeks ago I received a call from a woman in Florida complaining that they just had a power outage lasting several days and her solar...
Solar power for farm and ranch
By Jeffrey R. Yago, P.E.
It may be surprising to learn that there are now all kinds of do-it-yourself solar powered devices specifically designed to make farmers and ranchers lives easier and safer. Many of...
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...
Energy class: Part 1
By Jeffrey Yago, P.E., CEM
Issue #111 • May/June, 2008
Each fall when my dad took us to the State Fair, we could always count on this fast-talking salesman standing next to his car with a...
Waterpower for personal use
By Rudy Behrens
Issue #16 • July/August, 1992
(This introductory overview to waterwheels is the first of a three-part series. The second installment will be about undershot and no-head wheels, and the third installment ...
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...
Add solar power to your truck camper
By Jeffrey Yago, P.E., CEM
Issue #93 • May/June, 2005
The recreational vehicle (RV) world is having a major comeback with the influx of baby-boomers. Today's travel trailers, 5th wheels, and motor coaches now include everything...
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...































