Archive for the ‘Craig’s TED Magazine Articles’ Category

Trends in Outdoor Lighting

Below is my contribution to the April issue of tED Magazine. Reprinted with permission. Outdoor lighting has proven a key market for LED sources due to their durability, directionality, efficiency, longevity, color and optical control. While metal halide and high-pressure sodium remain predominant in the installed outdoor lighting base, LED has captured a majority of […]

Trends in Outdoor Lighting

Below is my contribution to the April issue of tED Magazine. Reprinted with permission. Outdoor lighting has proven a key market for LED sources due to their durability, directionality, efficiency, longevity, color and optical control. While metal halide and high-pressure sodium remain predominant in the installed outdoor lighting base, LED has captured a majority of […]

NALMCO’s CLCP Certification

Below is a short news article I wrote for tED Magazine on the topic of NALMCO’s new controls certification. Reprinted with permission. The interNational Association of Lighting Management Companies (NALMCO) has launched the Certified Lighting Controls Professional (CLCP) designation. With no prerequisites, the CLCP is open to all professionals in the building, information technology and […]

Cree’s Eric Marsh and Jeff Hungarter on Upgrading Fluorescent Troffers to LED

I recently had the pleasure of interviewing Eric Marsh, Product Porfolio Manager, and Jeff Hungarter, Senior Manager, Product Marketing, Cree, Inc., for an article developed for tED Magazine. The topic: LED options for upgrading fluorescent troffers. I’m pleased to share the interview with you here. DiLouie: What basic choices do building owners have to upgrade […]

DOE Evaluates TLED Lamps

Below is one of my contributions to the March issue of tED Magazine. Reprinted with permission. Retrofits of fluorescent luminaires using tubular LED (TLED) lamps is growing in popularity, as evidenced by a recent U.S. Department of Energy (DOE) CALiPER report. The report reveals that TLEDs now comprise more than 10 percent of all listed […]

Metal Halide Rule Takes Effect

My contributions to the February issue of tED Magazine included an update on metal halide rules. Reprinted with permission. On February 10, 2017, U.S. Department of Energy (DOE) rules take effect that regulate the efficiency of metal halide lamp ballasts sold as part of new luminaires. These rules update existing energy efficiency standards created by […]

Color Study Challenges CRI

Below is one of my contributions to the January issue of tED Magazine, the official publication of the NAED. Reprinted with permission. A study recently published in the journal Lighting Research & Technology explored human preference related to light source color. The results challenge the ability of the color rendering index (CRI) metric to predict […]

What’s New in LED Drivers

Below is my lighting column published in the January issue of tED Magazine. Reprinted with permission. The majority of LED lamps and luminaires feature an electronic driver that performs the same basic function as a fluorescent ballast. The driver converts AC supply voltage to DC and drives current to the LED source. In the traditional […]

Five Major Trends in Indoor LED Luminaires

Below is my lighting column published in the October issue of tED Magazine. Reprinted with permission. Strategies Unlimited has forecasted that by 2022, LED luminaires will achieve a 60 percent share of global luminaire shipments. In the U.S., three major manufacturers of indoor LED luminaires say LED already constitutes a majority of their indoor luminaire […]

A Closer Look at Latest DOE LED Energy Savings Forecast

A recent contribution to tED Magazine. Reprinted with permission. The Department of Energy (DOE) recently updated its bi-annual report, Energy Savings Forecast of Solid-State Lighting in General Illumination Applications. This major report models adoption of LEDs in the U.S. general lighting market. In 2015, LED products comprised an estimated 6 percent of the total installed […]