The T5 Q&a Thread - split

Thanks guys I do believe I'm gonna give this a try. I believe I'll go with the 5b+ and 3 6500k and see how things go.
 
What's the consensus on the use of a Purple+ in a bulb array that uses Blue+ and Coral+ for the white bulb? Does the Coral+ contain enough of the red side to make a Purple+ redundant and / or undesirable? IE too red/pink etc.

I'm currently running, front to back:

Royal Blue and Violet LEDs
Blue+
Purple+
Blue+
Coral+
Blue+
Blue+
Coral+
Blue+
 
I think u shold shange place on the Purple+ with the coral+ on the 4 slot. It wold spread the p + light over the whole tank and give the effekt to all corals.
In my tank i have 2 sunpower 80w with 6 tubes and och a aluminium profile i have mounted 20 pcs 2,5w led´s mixed UV and RB that i have monted in a 45 degre angle in the front screw of the sunpower lamp.

i have my P+ on 6th slot and like it that way.

The P+ tube gives more red in a wider spectrum then the C+, the P+ has peaks on both 620 and 650 nm and the c+ just a little at 620. The P+ doesn´t have that mush green eather so for the eye it looks mush less bright but it give the corals plenty of light.
 
I wasn't a fan of the p+ ran with b+ and coral +

I found a simple combo of b+ and coral+ looked better to my eyes and had plenty of reds in it for my taste
 
I have posted here with some good bulb combos and I have some more for you that have 8 bulb fixtures. "B" will denote superblue or Blue+, they are similar enough for the sake of comparison, "P" will denote Either Fiji Purple or Giesemann Aquapink(Purple plus does not look the same to me as fiji purple regardless of any spectrum graphs I see)
Front to Back:
My current combo(as of two days ago):
B-P-Giesemann Actinic Plus-KZ New Gen-P-B-B-B
-Wow! the colors are off the chart for this one(brighter in person):
picture.php

Still early in the trial but if the corals respond to it its pretty darn good.
Before this I ran the following combo for a while, also very nice looking:
B-Lagoon Blue-Giesemann actinic plus-ATI Actinic-P-B-New Gen-B
The corals responded very well to this combo, with some new color appearing near the tips of several corals, I'm interested in getting the actinic 420 qty higher in my combo to trigger some of the fluorescing pigments:
picture.php

I also tried something with the fixture that I hadn't seen much of - I had raised it up and saw some good results at 8 or 9 inches off the water, but the lights end up shining in my eyes, which is a pain. I had the fixture centered over the tank front to back, so i moved it forward two inches then angled the fixture toward the back and eliminated the glare. A plus from doing this is that the light hits the front of the corals a bit more - maybe it will result in even better front color!
 
Very nice. I just checked the par on my ATI 8X24 and barley got 300 near the top. Have you ever put a par meter in there?

I run a 8x54w powermodule and get that + about 50 to 75 par on my sand bed towards the center fwiw.. About 10" above the water on a 22" tall tank.. I'm at almost 700 right at the surface.
 
Very nice. I just checked the par on my ATI 8X24 and barley got 300 near the top. Have you ever put a par meter in there?

No, Its the one piece of equipment I didn't buy that I wish I had. There are very few par threads with the 8X39watt sunpower in them but I have sps that grow beneath branches of other corals, so I'm sure its putting out a lot. It has led to a bit of guesswork about how high off the water to set it. How high is your fixture off the water? Most of the PAR readings from properly cooled ATI rigs are surprisingly high.

Everyone says "if there is too much light the corals will get very light and/or bleach." I had the light as low as 3 inches off the water with new bulbs and a pretty white mix and never had that happen. The colors did get a bit duller though. I noticed that some of the corals like the green stag on the left had reddish tips rather than white when the light was lower and more intense, almost like a sunburn. I tried lifting the light up and the colors improved(intensified) and the tips lightened to white on the green stag. Growth was consistently good.

One interesting coral response was with the red planet - with more intense, whiter light, there was only a small amount of pinkish red at the tips, the rest of the coral was light green. Everyone says that means the coral needs more light. I raised the fixture 4 or 5 inches and the coral became deep, rich, red.

My White whale is a stag in the center of the tank that was like a blue glow stick when I got it. It is growing and doing well, but the base color is sort of a reddish brownish purplish color. I want it to look like it did when I got it. After lifting the light up I moved the fiji purple toward the center of the fixture, just over the coral. All of a sudden a big chunk of the coral lightened, almost like the original color! That is why I continue to play with mixtures of color and intensity... because I'm crazy for color! I'll get it figured out for all the touchy corals if it kills me...
 
I have it 8-9 inches above. I thought iI might be bleaching them when I had it at 6 inches and 10 hours so I moved them up to 8 or 9 and cut back to 6 hours to see what would happen. While waiting, I borrowed the par meter. I don't think 300 par would cause them to bleach. That most likely is for another thread but that par shouldn't do that, that I know of.
Your tank looks great.
How long do you run your lights?





No, Its the one piece of equipment I didn't buy that I wish I had. There are very few par threads with the 8X39watt sunpower in them but I have sps that grow beneath branches of other corals, so I'm sure its putting out a lot. It has led to a bit of guesswork about how high off the water to set it. How high is your fixture off the water? Most of the PAR readings from properly cooled ATI rigs are surprisingly high.

Everyone says "if there is too much light the corals will get very light and/or bleach." I had the light as low as 3 inches off the water with new bulbs and a pretty white mix and never had that happen. The colors did get a bit duller though. I noticed that some of the corals like the green stag on the left had reddish tips rather than white when the light was lower and more intense, almost like a sunburn. I tried lifting the light up and the colors improved(intensified) and the tips lightened to white on the green stag. Growth was consistently good.

One interesting coral response was with the red planet - with more intense, whiter light, there was only a small amount of pinkish red at the tips, the rest of the coral was light green. Everyone says that means the coral needs more light. I raised the fixture 4 or 5 inches and the coral became deep, rich, red.

My White whale is a stag in the center of the tank that was like a blue glow stick when I got it. It is growing and doing well, but the base color is sort of a reddish brownish purplish color. I want it to look like it did when I got it. After lifting the light up I moved the fiji purple toward the center of the fixture, just over the coral. All of a sudden a big chunk of the coral lightened, almost like the original color! That is why I continue to play with mixtures of color and intensity... because I'm crazy for color! I'll get it figured out for all the touchy corals if it kills me...
 
U

Bulbs: are 1 week old
B+
C+
B+
B+
P+
B+
C+
B+
It is a sunplower so fans are a fixed speed.
Room temp is 68 degrees

Sunpower doesn't have set fan speeds last I checked. You should have a volt controller on the fan plug. Stock setting is like 4.5 volts and that severely under cools them. You will lose more than 50% of your PAR with under cooled bulbs.

At 68° you should set them at 7.5v if not 9v
 
It has a single plug. No fan plug.
I thought about cooking to today I checked par just after they fired up and it was the same as hours into it.
 
It has a single plug. No fan plug.

I thought about cooking to today I checked par just after they fired up and it was the same as hours into it.


It must be a dimable unit? They're the only ATI fixture with a single cord that I know of
 
It has a single plug. No fan plug.
I thought about cooking to today I checked par just after they fired up and it was the same as hours into it.

Dimmable version?

Both my regular Sunpowers had 2 plugs for lights and 1 for the fans. I guess they could have changed something on new versions
 
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