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...
Keep those gadgets working after the power goes out
By Jeffrey Yago, P.E., CEM
Issue #84 • November/December, 2004
The recent 2003 northeast electric grid failure taught the residents of many large cities what most rural residents learned years ago: Lights, air conditioners, televisions, stereos,...
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...
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....
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...
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...
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...
Power your bug-out bag
By Jeff Yago, P.E., CEM
Issue #160 • July/August, 2016
More and more people are starting to see the advantage of having a bug-out bag for each member of their family. Normally these bags are kept...
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...
Build a passive-solar food dehydrator
By Jeffrey Yago, P.E., CEM
Issue #143 • September/October, 2013
The finished passive-solar dehydrator maintained a fairly constant temperature of 150° F throughout most of the day without any repositioning, which shows that this design can...
Radiant floor heating — Alternative to forced-air heating is solar-powered, too An interview with...
By Michael Hackleman
Issue #64 • July/August, 2000
Hydronic, or radiant floor heating is a method of heating a home, shop, or other building with the heat concentrated in the floor. It works by embedding special...
Solar power trailer Part 1
By Jeffrey Yago, P.E., CEM
Issue #108 • November/December, 2007
Many of us like to go camping, but as we age it's much easier if we have a bathroom, kitchen, refrigerator, microwave oven, television, DVD player,...
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,...
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...
Energy class: Part 2 — Understanding your electric bill
By Jeffrey Yago, P.E., CEM
Issue #112 • July/August, 2008
In Part 1 of this series of articles, I hopefully made you aware that your home's utility costs should be more of a concern than what...
Solar Power 101 — Batteries: Part 1
By Jeffrey Yago, P.E., CEM
Issue #87 • May/June, 2004
This article is the first in a series of what will be a beginner's course in solar electricty. Simultaneously we have instituted a Home Energy Information...































