FidoLight RGBW Spotlight: Update #7

One of my recent posts described the design details of the latest iteration of my 4-channel buck constant-current driver board that’s intended to be used with a high-power Cree XML RGBW module. As mentioned at the end of the post, I just received the bare PCB v5 boards from PCBWay, and the components from Digi-Key,Continue reading “FidoLight RGBW Spotlight: Update #7”

Gamma Correction for LED Lighting

Gamma correction, as applied to LED lighting, is a confusing and commonly-misunderstood topic. Proper application of gamma correction is important in achieving smooth brightness and color fades. Although there are a least a couple of articles out there that explain this concept and its application to LEDs (see links at the end of this post),Continue reading “Gamma Correction for LED Lighting”

Weatherproofing Techniques for LED Lighting Systems

In this article I’ll share my preferred techniques for protecting the components of an outdoor LED lighting system from the elements: rain, humidity, dust, sunlight, etc. I’ve been designing LED lighting systems for outdoor art installations/sculptures since 2019. My first couple of projects were for Burning Man, and my primary concern was ensuring that theContinue reading “Weatherproofing Techniques for LED Lighting Systems”

Manta Ray (Fly By) Update #2

Wow! What an adventure! I just got back from installing the new lighting system in Fly By, a 24-foot all glass and stainless steel Manta ray sculpture that resides in the historic, tiny town of Nipton, California (population < 20). The origin story of Nipton is pretty fascinatingly, and its recent history is no lessContinue reading “Manta Ray (Fly By) Update #2”