So Bulb for QT lightning is on the road. It consist on 2 multi cree/epiled plate.
One plate has on board 16 cree/epiled unit :
CH1: 1x CREE XP-E 450nm, 1x CREE XP-E 470nm, 1x EPILEDS 430nm, 1x CREE XP-E 450nm 12-13V 350-600MA
CH2: 4x CREE XP-G2 6500K 12V 350-1500MA
CH3: 1x CREE XP-E 450nm, 1x EPILEDS 495nm, 1x EPILEDS 660nm, 1x CREE XP-E 470nm 11V 350-600MA
CH4: 1x CREE XP-E 450nm, 1x CREE XP-E 470nm, 1x EPILEDS 430nm, 1x CREE XP-E 470nm 12-13V 350-600MA
I will had 8 Rebel ES lime to these two plate and this for a 60x35cm water area. At 550mA par ch (LDD600H) they give 25W each. I have heatsink and fan in stock for heat dissipation.
Marc