+++ Cover +++
GE Lighting's Albeo business unit supplied the high-bay lighting installed in the Dee Events Center that's expected to save Utah's Weber State University about $40,000 in energy costs annually, and reduce maintenance costs for the difficult-to-reach fixtures (see page 7).
+++ Features +++
LIGHTING
Matching SSL and control technology remains a challenge
Ethan Biery explores the state of the industry for LED dimming and control and recommends the paths for success to lighting specifiers.
REGULATIONS
Standards emerge specifically for SSL test methods
European standards, driven primarily by the IEC, increasingly address safety and performance issues that are specific to LED-based lighting, explains Pasi Orrevetelainen.
DESIGN FORUM
Dimming multiple LED strings enables color-tunable luminaires
David Zhang explains that you can use analog dimming, PWM dimming, or a mix of the two to achieve color-mixing SSL products with the application dictating the best choice.
+++ Columns/Departments +++
COMMENTARY
Less may become more in SSL product lifetime
NEWS + VIEWS
- GE supplies Albeo high-bay LEDs for Weber State Dee Events Center
- MaineDOT installs high-mast LEDs
- Panasonic expands LED business in Asia
- RPI integrates LED emitters with on-chip electronics
- Luminus Devices announces merger with Sanan subsidiary Lightera
- Seattle startup looks to replace rare earths with silicon nanoparticles
- Fresh Market installs SSL chain-wide
- Osram Sylvania and Comcast partner on adaptive home lighting
- TSMC announces new packaged LEDs and COBs, and China market plans
- Zhaga expands certification program, adds GLA liaison
- USDA and SETi document UV LED benefits for fresh produce
- DOE awards $10.1 million in new research awards
- MSSLC will host annual meeting in September
- EPA and Soraa spar on lamp efficacy