Quote Originally Posted by beef74
I was checking out the Cree-X lamp kit, and replacing the one blue diode with another red.


Not a viable swap.
Blue diodes usually run at a higher Vf. than reds.
And
You prolly didn't notice that the Cree kit, and the 50W kit are, presently not available.

Been un-available for quite a while.


That's why we had to roll our own.
Just score some 660s and have at it.
It's easier than it looks and you have on-line tech support right here.:stoned:


Aloha.
Weezard