Correspondence Lesson 10: Home Controls
Nov 1, 1999, By Paul Rosenberg, Datacom Consulting Editor
So far in this course, we've limited our coverage to technologies for the commercial, industrial, and institutional sectors. In this lesson, however,...
Correspondence Lesson 9: Programmable Logic Controllers
Oct 1, 1999, By Paul Rosenberg, Datacom Consulting Editor
Computer-based controllers (most commonly called programmable controllers or programmable logic controllers, PLCs) are the first controlling system able to harmoniously tie other control systems together ......
BICSI Field Report
Oct 1, 1999, By Joe Knisley, Senior Editorial Consultant
BICSI looks at getting expanded bandwidth to customer through new generation cabling....
Piecing Together the Residential Wiring Puzzle
Oct 1, 1999, By John Pryman, P.E.
Several organizations govern the way residential voice, video, and data wiring is installed....
Correspondence Lesson 8: HVAC Controls
Sep 1, 1999, By Paul Rosenberg, Datacom Consulting Editor
Controls for heating ventilating and air conditioning (HVAC) cover a broad range of products, functions, and sources of supply. We define control as the...
Home Automation Networking Systems
Sep 1, 1999, By Joseph R. Knisley, Senior Editorial Consultant
The recent entrance of computer and telephone companies into the residential technology market further strengthens the concept of structured wiring within the home....
Outside Plant Cabling Installation
Sep 1, 1999, By Joseph R. Knisley, Senior Editorial Consultant
Each of three pathways for outside plant cabling has its own design requirements....
Correspondence Lesson 7: Motor Controls
Aug 1, 1999, By Paul Rosenberg, Datacom Consulting Editor
We use motors more than any other electrical device. They vary in size from specially designed medical motors that are less than 1 in. long to gigantic...
Optical Fiber: Coming in from the Cold
Aug 1, 1999, By Chris Sullivan, fotec, Inc.
Most people lump all fiber-optic applications into one category, the outside plant. But, there's another category: to-the-desk LAN wiring. Here, fiber is an economical alternative....
Industry Leaders Sponsor Electrical Contractors Datacom Forum
Aug 1, 1999, By EC&M Staff
The Electrical Contractors Datacom Forum will be held Wednesday, September 15, for IEC members at the Denver Marriott City Center in Denver, Colorado....
Correspondence Lesson 6: Distributed Intelligence Controls
Jul 1, 1999, By Paul Rosenberg, Datacom Consulting Editor
Microchip-based electrical control products account for an increasing share of the electrical controls market. How we use electrical controls affects...
Industry Leaders Sponsor Electrical Contractors Datacom Forum
Jul 1, 1999, By EC&M Staff
Sponsored by Thomas & Betts, Southwire, American Cable Systems (ACS), and Primedia Intertec, the Electrical Contractors Datacom Forum will be held Sunday,...
Correspondence Lesson 5: Safety And Troubleshooting
Jun 1, 1999, By Paul Rosenberg, Datacom Consulting Editor
Obviously, safety is paramount when you’re working on control systems (or the machines under their control). This is true for many reasons. Aside from...
Curing Copious Computer Catastrophes
Jun 1, 1999, By Mark Lamendola, Technical Editor
Does your year-old desk rocket seem slow? Can you really afford to replace or upgrade this computer, after spending so much money on failures in the past? Knowing and practicing basic computer care could have saved you that money....
A Datacom Primer: Networks Made Easy
Jun 1, 1999, By Paul Rosenberg, Datacom Consulting Editor
Now may be the time to set up a LAN in your small office. By networking your desktop PCs and laptops, everyone can share files, printers, and peripherals....
