I've used 50:50 Cree XPG CW & RB and wasn't entireley happy with the colour. 48 LED's to cover 48"x18" footprint.
Using Bridgelux 50:50 14K's & RB's and please with the improvement so far, but I'm also using 80 LED's on a 48"x18" footprint.
Haven't used the Phillips
