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 ...
Water: a safe supply when you’re off the grid
By Jeffrey Yago, P.E., CEM
Issue #71 • September/October, 2001
That remote mountain property seemed like a steal until you found out you could not drill a well. Four years ago we were approached by a...
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...
How to select the right backup generator
By Jeffrey Yago, P.E., CEM
Issue #82 • July/August, 2003
Now that the threat of terrorist sabotage to our utility infrastructure has been added to our basic concerns about storm related power outages, this may be...
An $89 backup generator
By Jeff Yago, P.E., CEM
Issue #159 • May/June, 2016
While I strive in all of my articles to only recommend products of high quality and reliability, I realize many of us are on a fixed-income...
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...
Solar Power 101: Inverters
By Jeffrey Yago, P.E., CEM
Issue #89 • September/October, 2004
This article is the third in a series of our beginner's course in solar electricity. Simultaneously we have instituted a Home Energy Information (www.homeenergy.info) section on...
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...
Is steam power in your future?
By Skip Goebel
Issue #43 • January/February, 1997
If you're thinking steam is old-fashioned, consider this: Almost a century ago, steam cars and ships attained speeds and efficiencies which are still difficult to attain, even with...
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...
Build your own solar-powered water pumping station
By Jeffrey Yago, P.E., CEM
Issue #91 • January/February, 2005
In the last issue, there was an excellent article by Dorothy Ainsworth on water pumping using mechanical windmills. In this issue I will address another form...
Build Your Own Car Wash
By Jeffrey Yago, P.E., CEM
Issue #133 • January/February, 2012
Completed car wash in operation
If someone told me a year ago that I would have a commercial car wash behind my garage, I would have laughed....
Solar Building Design
By Steven Heckeroth
Issue #63 • May/June, 2000
Solar building design has been used since ancient times. In the more recent past, it has been more or less ignored as impractical, complicated, or too expensive. Incorporating...
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...
Power-up bag
By Jeffrey R. Yago, P. E.
During any emergency or related power outage, the most important electronic device you need to keep operating is your cell phone, at least as long as cellular service is...
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...































