The Philips Everyday 8.5W LED bulb sells at Home Depot for 2 for $5 — a great price for a 60W-equivalent LED bulb, especially one […]
AC LED —AC LEDs were introduced by companies such as Seoul Semiconductor and Lynk Labs. They consisted of string of LEDs in parallel with an LED string of reverse polarity, packaged into a single device. High-voltage AC LEDs — with a Vf of at least 170V (which requires about 40-50 LED chips in each … Read more...
Several new smart bulbs are scheduled to be introduced in June at Light Fair 2104 in Las Vegas. So while we wait, here’s a look at the smart bulb currently available. (See Table 1 below.) I’m defining a smart bulb as any light bulb that can be controlled by your phone, using some form of […]