I have that same system from Sunlight Supply, got it about 3 years ago I think.
I have a 7'2" tank with three 250 watts MHs and I supplement with 4 T5s and 2 VHO actinics.
Right click and "save as" to watch the first vid
Right click and "save as" to watch the second vid
I have had to adjust a few things eover the years to keep it working, but I am very happy with the system.
