BEST QUANTUM BOARD LED GROW LIGHT REVIEW 2019
QUANTUM BOARD LED GROW LIGHT The latest tech to get the LED grow light community all riled up has been dubbed “Quantum Boards” by the fine folk who designed them over at the Horticulture Lighting Group. These things have created quite a buzz across the usual forums that growers frequent, and for good reason. If you haven’t heard of them yet, you’re likely wondering what exactly a Quantum Board is and what’s so great about them. The Almighty Samsung LM561C LED These boards are built around the impressive Samsung LM561C diode. Boasting efficacy approaching 200 lumens per watt at low power, these diodes are incredibly efficient. Typical forward voltage for each diode is ~2.7-2.8V at 65mA of current. Absolute maximum current is rated at 200mA per diode. The main advantages for Quantum Boards are: Thermal management is much simpler. The board can be mounted to a thin piece of aluminum with no active cooling and the diodes stay nice and cool. More uniform spread of light. Compared...