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...

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 ...

Prepper power! Part 2

By Jeffrey Yago, P.E., CEM Issue #137 • September/October, 2012 I discussed in Part 1 the many reasons why preppers need to think more long-term about providing reliable electric power. I also mentioned that while it's...

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...

Generators alone are not enough

By Jeff Yago, P.E., CEM Issue #157 • January/February, 2016 When talking to fellow preppers at self-reliance expos across the country, I am always impressed by how many already have long-term food supplies, stored water, medical...

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...

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...

Battery powered weekend retreat

By Jeffrey Yago, P.E., CEM Issue #83 • September/October, 2003 Blake McKinney owned several acres of beautiful deep forest wilderness along a fast-moving year-round fishing stream that was perfect for a planned weekend retreat. Mr. McKinney,...

Battery-Powered Tools are Changing

By Jeffrey Yago, P.E., C.E.M. April/May/June, 2019 Battery-powered tool technology is now undergoing some rapid changes in both the power of the tool motors and the batteries supplying the added power. For many years most battery-powered...

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...

Handy Keychain Mini-Gadgets

By Jeff Yago, P.E., CEM Winter, 2017 I believe when most people think of being prepared, they immediately think in terms of bug-out bags, stored food and water, guns, and generators. However, there can be less...

Water pumping windmills

By Dorothy Ainsworth Issue #90 • November/December, 2004 Standing tall like a giant sunflower in a sea of undulating prairie grasses, or in any rural setting, a windmill is a thing of beauty. Not only are...

Solar Power 101 — Batteries: Part 2

By Jeffrey Yago, P.E., CEM Issue #88 • July/August, 2004 This article is the second in a series of what will be a beginner's course in solar electricty. Simultaneously we have instituted a Home Energy Information...

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...

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...

Power Up

By Jeffrey R. Yago, P. E., C.E.M. Spring, 2019 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...