Which setup be better??

[awg228]

I have a 40 gal breeder tank and i have 2 175watt 10k ushio metal halides and 4 65 watt Power compacts from my old system to use.

Which do you think would be best setup for clams and hard corals?

1- use 2 175 MH

or

2 - use 2 175 MH and 2 PC 1 for actinic and 1 for 7500k to do sunrise sunset

or

3- use 1 175 MH and 2 PC 1 for actinic and 1 for 7500k to do sunrise sunset

or 4 another suggestions from you guys :)

please help!!

[Flyfisherman]

#2, with all actinic supplemental PC's.

#1, with 14K bulbs. You could go with 10K MH's only if you like sunny. I don't really.