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...
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...
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...
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...
Phantom solar — The crucial invisible system needed before you install solar
By Jeffrey Yago, P.E., CEM
Issue #78 •
Are you planning to install a solar photovoltaic system to reduce your utility bills? How would you like it if your first solar electric power system had invisible...
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...
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 ...
Build a community assistance recharging station
By Jeffrey Yago, P.E., CEM
Issue #152 • March/April, 2015
Many preppers are starting to realize they cannot do it all on their own. True security during a major disaster or civil unrest is much more...
A small creek provides plenty of power for this off-grid home
By Scott Gentleman
Website Exclusive • November, 2007
For eight years, Tracey and I lived in a solar powered home and for eight cloudy winters, we ran a small Honda generator every week to recharge our...
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...
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 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...
7 Solar Water Heating System Designs
By Michael Hackleman
Issue #65 • September/October, 2000
(Rob Harlan is a general and solar contractor with 25 years of experience with solar water heating systems in Mendocino County, California. Rob primarily designs and installs photovoltaic...
Energy class: Part 3
By Jeffrey Yago, P.E., CEM
Issue #113 • November/December, 2008
In Part I of this series of articles, we reviewed how home utility costs will be the next energy source expected to have major cost increases...
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...































