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Search: Keyword(s): ; Posts Made By: jeffkrol
Forum: Lighting   Today, 04:56 AM
Replies: 1
Views: 114
Posted By jeffkrol
did your LED's run at 250 watts??? ...

did your LED's run at 250 watts???
http://www.onestopgrowshop.co.uk/images/detailed/6/126025_Gavita_270e_LEP_grow__bloom2.3.jpg

The UV A and B is probably partially responsible for red plants..
...
Forum: Lighting   Yesterday, 05:58 PM
Replies: 9
Views: 278
Posted By jeffkrol
Opp's I did forget about those... Things DO...

Opp's I did forget about those... Things DO change fast nowadays...

NOW When they get a fanless version..................... ;)

BTW: Are the fans on any controlled circuit (software or...
Forum: Equipment   Yesterday, 07:21 AM
Replies: 5
Views: 186
Posted By jeffkrol
Any 24V 250mA or better ps will work.. ...

Any 24V 250mA or better ps will work..
http://www.plantedtank.net/forums/9-equipment/923089-how-wire-burkert-6011-24v-dc-version-solenoid.html
Forum: Lighting   Yesterday, 07:15 AM
Replies: 4
Views: 185
Posted By jeffkrol
fluval aquasky and 24/7 are in one class.. i.e...

fluval aquasky and 24/7 are in one class.. i.e color/spectrum adjustable lights..24/7 having a timed cycle.. Fluval, to be honest, has a lot of adjustments but haven't found a timed on/off cycle....
Forum: DIY   Yesterday, 05:59 AM
Replies: 61
Views: 2,403
Posted By jeffkrol
Eek... anyways thanks for bringing this to my...

Eek... anyways thanks for bringing this to my attention.. So is your "conversion factor" (disregarding the STP factors)
correct?

http://www.alken-murray.com/TESTS01.htm

2 ppm(v) = .0088ppm(w)...
Forum: Equipment   Yesterday, 05:40 AM
Replies: 10
Views: 303
Posted By jeffkrol
My 1600 can easily gas 40gal to the fish critical...

My 1600 can easily gas 40gal to the fish critical point w/ no problems at 40psi...
Gut tells me a 1600 will work fine for almost any large tank...

As a side note 30 parts per million of CO2 in...
Forum: Lighting   Yesterday, 05:25 AM
Replies: 3
Views: 146
Posted By jeffkrol
Everyone has opinions.. ;) first, your light is...

Everyone has opinions.. ;)
first, your light is like these right?
Marineland Advanced LED Aquarium Strip Lights | LED Aquarium Lighting | PetSolutions...
Forum: Lighting   Yesterday, 05:12 AM
Replies: 77
Views: 2,659
Posted By jeffkrol
Well that is a bit of a problem.. Both positions...

Well that is a bit of a problem.. Both positions don't have the more critical center part on a perfectly flat area.
Close togeher and it looks like 1/2 of the chip is over a crater.
Spread one has...
Forum: Equipment   Yesterday, 04:24 AM
Replies: 2
Views: 114
Posted By jeffkrol
To be honest that needle looks pretty crude, but...

To be honest that needle looks pretty crude, but could just be the photo..

Your probably better off going w/ the low flow speed control valves from SMC..
Biggest problem is the best ones are all...
Forum: Lighting   Yesterday, 03:15 AM
Replies: 77
Views: 2,659
Posted By jeffkrol
http://www.cap-recifal.com/uploads/monthly_02_2014...

http://www.cap-recifal.com/uploads/monthly_02_2014/post-5-0-36828400-1391272008_thumb.png

I debated about posting this one since it is really a tad "wrong" BUT all you need to do is substitute ...
Forum: Substrate   02-06-2016, 06:13 PM
Replies: 12
Views: 278
Posted By jeffkrol
Supposed to be "the best" way.. How to Wash...

Supposed to be "the best" way..
How to Wash FLUORITE (http://www.vickisaquaticplace.com/fluorite.html)
Forum: Lighting   02-06-2016, 05:26 PM
Replies: 5
Views: 152
Posted By jeffkrol
https://s-media-cache-ak0.pinimg.com/736x/6f/2b/35...

https://s-media-cache-ak0.pinimg.com/736x/6f/2b/35/6f2b3595d33313b0245f7494914f7c66.jpg
https://orphek.com/atlantik-p-planted-aquarium/
Forum: Lighting   02-06-2016, 04:01 PM
Replies: 9
Views: 278
Posted By jeffkrol
Out of all the models I lean to the DSunY for a...

Out of all the models I lean to the DSunY for a few reasons 1)Fanless design (no overstressed diodes) 2)More of the fun features at a more reasonable price 3)can do custom spectrums.

Negatives:...
Forum: Lighting   02-06-2016, 02:21 PM
Replies: 9
Views: 278
Posted By jeffkrol
Well you defined your tank size and defined a...

Well you defined your tank size and defined a fixture "look", and defined basic goals but you haven't defined either a max price or a "function" i.e dimming.. color change ect..

But lets start w/...
Forum: Lighting   02-06-2016, 06:45 AM
Replies: 77
Views: 2,659
Posted By jeffkrol
The manual dimmer was just a temp solution.

The manual dimmer was just a temp solution.
Forum: Lighting   02-05-2016, 11:41 PM
Replies: 2
Views: 97
Posted By jeffkrol
One suggestion would be this: EVO 48 LED Reef...

One suggestion would be this:
EVO 48 LED Reef Bright (http://www.aquatraders.com/LED-Aquarium-Lighting-EVO-Freshwater-Plant-p/56547p.htm)

Use the current for
"accent light" (which diodes have...
Forum: Lighting   02-05-2016, 08:41 PM
Replies: 8
Views: 321
Posted By jeffkrol
OK here is the "catch", most people do not run...

OK here is the "catch", most people do not run planted tanks w/ high K whites and esp. w/ a lot of Actinic because it doesn't look that good..
The "6500k" urban legend also is hard to kill.

That...
Forum: Lighting   02-05-2016, 07:01 PM
Replies: 8
Views: 321
Posted By jeffkrol
Yes

Yes
Forum: Lighting   02-05-2016, 05:06 PM
Replies: 3
Views: 166
Posted By jeffkrol
Using simple math and knowing the LED beam angle...

Using simple math and knowing the LED beam angle and distance from one row to the next (n/a for single row fixtures like the pro) will give you an idea of coverage..
tan 60 degrees = 1.732
x2 to...
Forum: Equipment   02-05-2016, 04:18 PM
Replies: 33
Views: 1,122
Posted By jeffkrol
Plants don't care.. ;) Anyways I figured that....

Plants don't care.. ;)
Anyways I figured that. It was more for others really...

Anyways they also have ss for around $200-ish..
Forum: Equipment   02-05-2016, 02:11 PM
Replies: 33
Views: 1,122
Posted By jeffkrol
HOKE - 1666G4YA - Series: 1600, Metering Valve,...

HOKE - 1666G4YA - Series: 1600, Metering Valve, 316 stainless steel (http://www.centro-online.com/product/1666G4YA)

Yes.....

Hoke 1600 1/8npt female straight valve. in brass....
Forum: Equipment   02-05-2016, 01:02 PM
Replies: 33
Views: 1,122
Posted By jeffkrol
I was wrong about that one.. It still connects to...

I was wrong about that one.. It still connects to a "tube".. so it wouldn't really shorten anything..

Male Connector: CM/ME, CM/MC On CIRCOR Instrumentation - Hoke, Inc....
Forum: Lighting   02-05-2016, 06:21 AM
Replies: 8
Views: 321
Posted By jeffkrol
You have full control. Light intensity and other...

You have full control. Light intensity and other factors are more important than spectrum.
Run it at a much lower intensity w. A color balance you like.
Besides a more tailored to freshwater...
Forum: DIY   02-05-2016, 04:03 AM
Replies: 61
Views: 2,403
Posted By jeffkrol
CO2: dissolved CO2 and the pH scale | The...

CO2: dissolved CO2 and the pH scale | The Skeptical Aquarist (http://www.skepticalaquarist.com/dissolved-co2-ph)

To me one of the whole points of the CO2 sensor is because of the possible...
Forum: DIY   02-05-2016, 03:50 AM
Replies: 6
Views: 171
Posted By jeffkrol
I lean to particulates, especially considering...

I lean to particulates, especially considering the type of filter. Had a similar situation on a 20 when I did a full clean and a substrate replacement.
Thought it was bacterial and would clear in a...
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