The Basics of Parallel Circuits
Jun 1, 2003, By R. Fehr, P.E., Engineering Consultant
Components in parallel share current, but not necessarily equally...
The Basics of Grounding Systems
May 30, 2003, By Jack Woodham, P.E., Jedson Engineering, Inc.
Knowing the pros and cons of the three most popularly installed grounding systems makes grounding system design decisions easy....
The Basics of Grounding Systems
May 1, 2003, By Jack Woodham, P.E., Jedson Engineering, Inc.
Knowing the pros and cons of the three most popularly installed grounding systems makes grounding system design decisions easy....
The Basics of Series Circuits
May 1, 2003, By Ralph Fehr, P.E., Engineering Consultant
You're probably familiar with the old-fashioned strings of holiday lights that go out completely if one bulb burns out. Although these lights cause hours...
The Basics of Power Factor and Efficiency
Apr 1, 2003, By R. Fehr, P.E., Engineering Consultant
You don't always get what you pay for...
The Basics of Capacitance
Mar 1, 2003, By R. Fehr, P.E., Engineering Consultant
Last month's column explained that AC current flowing through an inductance reaches its peak amplitude after the voltage. Lagging current is characteristic...
The Basics of Legally Required Standby Systems
Feb 14, 2003, By Mike Holt, NEC Consultant
Emergency rescue efforts in your facility may depend on how well you meet Art. 701 requirements....
The Basics of Inductance
Feb 1, 2003, By R. Fehr, P.E., Engineering Consultant
Inductance is the link between electric circuits and magnetic fields....
Understanding Lamp Dimming Technologies
Feb 1, 2003, By Joe Knisley, Senior Editorial Consultant
Users can easily reduce energy usage with dimmers....
The Basics of Legally Required Standby Systems
Jan 1, 2003, By Mike Holt, NEC Consultant
Emergency rescue efforts in your facility may depend on how well you meet Art. 701 requirements....
AC Fundamentals
Jan 1, 2003, By R. Fehr, P.E., Engineering Consultant
Alternating current circuits improve the versatility and usefulness of electric power systems...
The Basics of Digital Multimeters
Jan 1, 2003, By Jim Gregorec, Ideal Industries, Inc.
Here’s a primer on symbology, terminology, connections, and basic measurement techniques for modern multimeters...
The Basics of Surge Protection
Oct 1, 2002, By Mike Holt, Mike Holt Enterprises, Inc.
Surge protection basics are the foundation for a solid protection strategy....
The Basics of Grounding
Sep 1, 2002, By Mike Holt, Mike Holt Enterprises, Inc.
You can understand grounding by overcoming common reasons for confusion....
Understanding Air Pressure Systems for OSP Cabling
Jul 1, 2002, By Joe A. Hite, RCDD/OSP Specialist, CT Communications
Although not as common as they once were, air pressure systems do still exist, so you should prepare yourself for when you encounter one....
