Solar Power 101 — Solar arrays

By Jeffrey Yago, P.E., CEM Issue #90 • November/December, 2004 This article is the fourth and final part of our beginner's course in solar electricity. Simultaneously we have instituted a Home Energy Information (www.homeenergy.info) section on...

Standby battery charging techniques can ensure engine startups

By Jeffrey Yago, P.E., CEM Issue #83 • September/October, 2003 Those of us living beyond the suburbs own various sizes and types of yard and garden machinery. From the mandatory riding lawnmower for those weekend warriors...

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...

Amateur Ham Radio – The Ultimate Tool for Survival Communications

By Jeffrey R. Yago, P.E. N4LPE During any major disaster or grid-down event, communications will not only be critical for coordinating rescue efforts, but could actually save your life by receiving alerts and evacuation instructions. Unfortunately,...

Solar-Powered Electric Fencing

By Jeffrey Yago, P.E., CEM Issue #147 • May/June, 2014 A new electric fence attached to older traditional wood fencing   More and more people are turning to electric fences as the cost of standard metal and wood...

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...

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...

Get the most out of your vehicle and your maintenance dollar

By Len Torney Issue #116 • March/April, 2009 Let's face it—we all own vehicles. Our rural lifestyle pretty much leaves us dependent on our vehicles for all of our daily transportation needs, as well as the...

Powering medical equipment during a utility blackout

By Michael Hackleman Issue #70 • July/August, 2001 Most people consider blackouts a nuisance. However, for some folks, a blackout can be paralyzing or even deadly, particularly if a critical piece of medical equipment lacks electricity....

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...

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....

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...

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 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...

Intake and exhaust upgrades for better mileage and performance

By Len Torney Issue #120 • November/December, 2009 Well, it seems the price of oil and gasoline has peaked and plummeted, much like a lot of the rest of the economy these days. One upside to...

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...