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Search: Keyword(s): ; Posts Made By: Optix
Forum: DIY   03-22-2016, 08:16 PM
Replies: 47
Views: 2,586
Posted By Optix
my heatsink was "cheap" it cost <$20 i...

my heatsink was "cheap"
it cost <$20

i used some square stock aluminum and had two computer fans channeling the air through it...it kept the bulbs warml to the touch -- but not dangerous at...
Forum: DIY   03-22-2016, 12:32 AM
Replies: 47
Views: 2,586
Posted By Optix
even when i ran them low and the RGBs at full...

even when i ran them low and the RGBs at full brightness...i didnt really make a change
...the red at 100% = the green at about 50% = blue at about 30%

...it was just a huge mess all...
Forum: DIY   03-21-2016, 09:25 AM
Replies: 47
Views: 2,586
Posted By Optix
i dont remember because it was a few years ago ...

i dont remember because it was a few years ago

but they were all the cheap ebay 3w leds (i think they were 8000k -- i was obsessed with that temp for a while)

after seeing it --i thought that I...
Forum: DIY   03-21-2016, 02:21 AM
Replies: 47
Views: 2,586
Posted By Optix
reading back through this thread and dont really...

reading back through this thread and dont really understand why tempers flared...but oh well

i eventually did make this light fixture
...i didnt like the end result (i could get amazing light...
Forum: The Lounge & Introductions   02-17-2016, 10:53 PM
Replies: 54
Views: 2,770
Posted By Optix
just stumbled on this thread turns out that...

just stumbled on this thread

turns out that Moneybags guy was right...just not for the reason he thought
Vast Undersea Freshwater Reserves Discovered : Discovery News...
Forum: Fertilizers and Water Parameters   05-08-2015, 12:11 AM
Replies: 5
Views: 487
Posted By Optix
Importance of Flow

Just something that has always bothered me and I figure someone can answer

but is flow rate truly important in our tanks?

Ive done it countless times....I can put down a layer of soil, cap it...
Forum: Low Tech Forum   04-18-2015, 01:20 AM
Replies: 16
Views: 3,499
Posted By Optix
DHG will do fine in a low light tank it will...

DHG will do fine in a low light tank

it will just spread slower...its actually a pretty easy plant
Forum: DIY   03-07-2015, 08:58 AM
Replies: 3
Views: 535
Posted By Optix
youre better off buying two cheap peristaltic...

youre better off buying two cheap peristaltic pumps/heads off of e.bay and then connecting it to a power supply/timer

you could get a little fancier...like i did eventually and connect a relay,...
Forum: Fertilizers and Water Parameters   12-26-2014, 04:20 PM
Replies: 10
Views: 588
Posted By Optix
With a 50% water change..your final level should...

With a 50% water change..your final level should be 2x whatever you're dosing

It shouldn't take more than say 10-15 WC to reach your final level
Forum: DIY   12-23-2014, 09:21 PM
Replies: 41
Views: 6,647
Posted By Optix
/old thread I eventually upgraded my dosing...

/old thread

I eventually upgraded my dosing pump

bought two pump heads/motors...a 12v relay...and wired the thing so that it doses macros one day...micros the next (basically, two mechanical...
Forum: The Lounge & Introductions   12-20-2014, 08:08 AM
Replies: 11
Views: 764
Posted By Optix
it depends on if its against company policy ...

it depends on if its against company policy

if your company says...no space heaters at your desk
...you have one under your desk...they will fire you

if your company says...no space heaters at...
Forum: Lighting   12-17-2014, 10:23 PM
Replies: 1
Views: 364
Posted By Optix
a single T8 bulb? you likely dont have enough...

a single T8 bulb? you likely dont have enough light for a 29 gallon tank...you would be very very low light

which means you could grow things like anubias, mosses, ferns and probably marsilea (as...
Forum: Green Leaf Aquariums   11-06-2014, 01:58 AM
Replies: 10
Views: 5,403
Posted By Optix
do you have set ups that point the opposite...

do you have set ups that point the opposite direction?
Forum: DIY   08-03-2014, 08:49 PM
Replies: 47
Views: 2,586
Posted By Optix
Ordered 4 ldd700s China direct...went to the...

Ordered 4 ldd700s China direct...went to the hardware store and bought some aluminum and wood...had some thermal grease on hand...so now it's just waiting for the month for everything to come in..now...
Forum: DIY   08-02-2014, 12:31 AM
Replies: 47
Views: 2,586
Posted By Optix
you are correct! i dont need YOU at all ..could...

you are correct! i dont need YOU at all
..could you kindly gtho of the thread?
http://i1297.photobucket.com/albums/ag22/Clark211/Jennifer-Lawrence-ok-thumbs-up_zps9dde0bcd.gif
Forum: DIY   08-01-2014, 11:39 PM
Replies: 47
Views: 2,586
Posted By Optix
He asked me why I chose my "set up"...I told him...

He asked me why I chose my "set up"...I told him I have no real reason

It's arbitrary to me for what I want to do
Forum: DIY   08-01-2014, 08:56 PM
Replies: 47
Views: 2,586
Posted By Optix
Like I said...arbitrary. I am going to use...

Like I said...arbitrary.

I am going to use 22 awg because I have about 100' of it in several colors

~300 V, ~7A obviously not the same time though lol
Forum: DIY   08-01-2014, 08:45 AM
Replies: 47
Views: 2,586
Posted By Optix
Just arbitrary for the voltage, current for the...

Just arbitrary for the voltage, current for the wire I want to use/ have on hand
Forum: DIY   07-31-2014, 10:54 PM
Replies: 47
Views: 2,586
Posted By Optix
So the plan for now is 6 strings of 8 LEDs...6...

So the plan for now is 6 strings of 8 LEDs...6 ldd700h's...2-3up ldd pcbs...an adjustable power supply at 5A and 36V max...and building a housing for the lights before coding a light schedule

If...
Forum: DIY   07-30-2014, 01:48 AM
Replies: 47
Views: 2,586
Posted By Optix
I was planning an array of 16 "rungs" of 3 LEDs...

I was planning an array of 16 "rungs" of 3 LEDs in series if that makes more sense...then adjusting the power supply down to 9.5v max and constant current...and adjusting intensity with PWM or some...
Forum: DIY   07-30-2014, 12:10 AM
Replies: 47
Views: 2,586
Posted By Optix
wow!! Didnt expect posting this would get...

wow!!

Didnt expect posting this would get such a response/support!!
thank you all so much for being willing to help

I originally planned to do a 3x 16 array of LEDs (48 total) and wasnt...
Forum: DIY   07-29-2014, 10:39 AM
Replies: 47
Views: 2,586
Posted By Optix
I understand what you are saying...but I think...

I understand what you are saying...but I think you misunderstand what I am trying to do here..plants have a certain threshold where photosynthesis stops because they do not get enough PAR "energy". I...
Forum: DIY   07-29-2014, 08:54 AM
Replies: 47
Views: 2,586
Posted By Optix
Wow...so much thought into this....but I'm just...

Wow...so much thought into this....but I'm just looking for simplicity...would my original idea not work? All LEDs on a single "string" that can all be on and all dimmed?
Forum: DIY   07-28-2014, 01:29 PM
Replies: 47
Views: 2,586
Posted By Optix
Help a member out

I want to do a DIY LED fixture...I've bought 50 3w LEDs (700mA and 3.5 Vf) and 55 star heat sinks...I already have an Arduino Uno that I am not using for anything (maybe out will work, haven't...
Forum: Tank Journals   06-10-2014, 03:01 PM
Replies: 32
Views: 3,548
Posted By Optix
We demand an update

We demand an update
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