If I were to put it all on one sink it would look like this.
Yep, done it like dat, too, sorta. Added a red in the middle later; my blues were a bit further apart.

Damn! That is one intricate drawing! Beautiful! :thumbsup: (They will only give me crayons to work with...:sadcrying)

Don't sweat it too much; a layout that's great for 5 leds (like 5's on dice) becomes assymetrical when you add a 6th red after your ship comes in :dance:. De plants no keah! :thumbsup:
DreadedHermie Reviewed by DreadedHermie on . Calling out to Weezard for LED advice My friend, I've read your stuff here and at Steve F.'s site. I want to build a dedicated flowering lamp using Ledengin 15 watters. (4 reds, 1 blue, and possibly 1 warm white; LM 317's so I can tweak the ratios.) Essentially, a copy of your 4+1 cake pan lamp but built on a 4 x 18" finned heatsink so I can see what's going on under it.) If I were to post my picks for power supply, resistor ratings / values, etc., would you critique and perhaps offer some guidance? I have already purchased Rating: 5