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Search: Keyword(s): ; Posts Made By: O2surplus
Forum: DIY 04-17-2014, 08:50 PM
Replies: 169
Views: 36,936
Posted By O2surplus
LOL- I wouldn't call it stealing ... the designs...

LOL- I wouldn't call it stealing ... the designs were posted online and they just jumped on the band wagon like everyone else. Stealing is when you're a Chinese seller that's selling my designs as...
Forum: DIY 04-17-2014, 07:04 PM
Replies: 169
Views: 36,936
Posted By O2surplus
LOL- Using a USB port alone does not qualify you...

LOL- Using a USB port alone does not qualify you as a "Geek". But if you whip out a FTDI adapter too......Now you're qualified. :proud:
Forum: DIY 04-13-2014, 05:13 PM
Replies: 28
Views: 896
Posted By O2surplus
The TI chip is a current sink that can only...

The TI chip is a current sink that can only handle 300ma per channel. It's a joke when compared to the Meanwell LDD or the Allegro A6211. The A6211 is limited to PWM signals ranging from 100Hz to...
Forum: DIY 04-13-2014, 03:53 AM
Replies: 28
Views: 896
Posted By O2surplus
Thanks for the compliment! Heat's never going to...

Thanks for the compliment! Heat's never going to be an issue. This heat sink will handle over 600 watts with ease and I'm only pushing a little over half that. I'm running the leds at low current...
Forum: DIY 04-12-2014, 12:09 AM
Replies: 28
Views: 896
Posted By O2surplus
You can find them on FleaBay for cheap. I...

You can find them on FleaBay for cheap. I purchased some 50 & 100 watt RGB arrays last year that were of decent quality.
Forum: DIY 04-11-2014, 10:04 PM
Replies: 28
Views: 896
Posted By O2surplus
Oh Yeah- I've got 10bit dimming :thumbsup: using...

Oh Yeah- I've got 10bit dimming :thumbsup: using a modified version of "Sink"'s TimerOne code that he posted here on the Forum a few years back. I posted a copy of it...
Forum: DIY 04-11-2014, 07:28 PM
Replies: 28
Views: 896
Posted By O2surplus
Yes- They're not the most accurate, but we're...

Yes- They're not the most accurate, but we're talking about turning a light on and off over a fish tank. LOL- My fish won't care if their "daytime" gets skewed forward or back a few minutes over the...
Forum: DIY 04-11-2014, 07:13 PM
Replies: 28
Views: 896
Posted By O2surplus
OneWire devices are convenient to use on an...

OneWire devices are convenient to use on an Arduino project because they only cost you one digital pin to run a huge network of sensors and other devices. Here's a list-...
Forum: DIY 04-11-2014, 05:54 PM
Replies: 28
Views: 896
Posted By O2surplus
I'm using a DS18B20 that's reporting to one of...

I'm using a DS18B20 that's reporting to one of the controllers and printed to an LCD.
Forum: DIY 04-11-2014, 03:33 PM
Replies: 28
Views: 896
Posted By O2surplus
Thanks Aram! These Leds are gigantic in size...

Thanks Aram!
These Leds are gigantic in size when compared to an XML, so their larger surface area should allow them to run much cooler. I'm not worried about them ever overheating LOL- The "warm...
Forum: DIY 04-10-2014, 10:15 PM
Replies: 28
Views: 896
Posted By O2surplus
LOL- It's my anorexic version of "An Evil Cluster...

LOL- It's my anorexic version of "An Evil Cluster on Steroids"



I had to borrow a camera,and one that I'm not familiar with, so bear with me. These pictures don't do this thing any justice. LOL...
Forum: DIY 04-10-2014, 08:04 PM
Replies: 28
Views: 896
Posted By O2surplus
No- the resistor isn't used with an actual...

No- the resistor isn't used with an actual MeanWell LDD. They're for setting the drive current on the LDD-H "CLone" driver that I build. Check this out- The driver I build fits all of the popular...
Forum: DIY 04-10-2014, 06:26 PM
Replies: 28
Views: 896
Posted By O2surplus
Oooh! so the filter makes it more accurate? I...

Oooh! so the filter makes it more accurate? I like the sound of that and I'll take you up on your offer. I'd love to test the PAR output of this light at different power levels, so a more accurate...
Forum: DIY 04-10-2014, 05:19 PM
Replies: 28
Views: 896
Posted By O2surplus
O2surplus's 6' New LED Build.

Well…. After 4 years with same DIY led lighting system over my tank, I came to the decision that it was finally time to replace it with a new, more efficient system. I knew right off the bat that I...
Forum: DIY 04-09-2014, 02:01 PM
Replies: 169
Views: 36,936
Posted By O2surplus
Hey everyone- I'm no coding genius like...

Hey everyone-

I'm no coding genius like "Sink" but I did manage to make his code compatible with Arduino 1.05 and add some new features. I've been using this version of the code to control the...
Forum: Plants 04-04-2014, 04:14 PM
Replies: 35
Views: 966
Posted By O2surplus
Lol- There's no mound per say, but there are...

Lol- There's no mound per say, but there are three large volcanic stones under that mass that were arranged with the starougyne growing out from between them. Like I said- I didn't trim it for nearly...
Forum: Plants 04-04-2014, 03:15 PM
Replies: 35
Views: 966
Posted By O2surplus
LOL- Talking about "getting bushy". This is what...

LOL- Talking about "getting bushy". This is what happened to mine after not trimming it for nearly a year. My kids thought it looked like a "giant frog" and thought I'd been trimming it, to make it...
Forum: DIY 04-01-2014, 01:17 AM
Replies: 11
Views: 441
Posted By O2surplus
Stick with the conventional soldering iron. Using...

Stick with the conventional soldering iron. Using hot air would probably melt the solder holding the Led to the star before melting the solder needed to attach the wires. Not an outcome you'd be...
Forum: DIY 03-26-2014, 07:55 PM
Replies: 1
Views: 279
Posted By O2surplus
Yep- a hot plate, a toaster oven, or even a hot...

Yep- a hot plate, a toaster oven, or even a hot gun work great! I've been soldering SMD components using only those items for a few years now and see no reason to spend $$$ for more "proper"...
Forum: DIY 03-11-2014, 07:14 PM
Replies: 5
Views: 297
Posted By O2surplus
LOL- Speaking of hardware, I'm going to need your...

LOL- Speaking of hardware, I'm going to need your software expertise to explore the control possibilities with this.......



...
Forum: DIY 03-11-2014, 05:59 PM
Replies: 5
Views: 297
Posted By O2surplus
Sweeeeet! I couldn't code my way out of a...

Sweeeeet!

I couldn't code my way out of a wet paper bag, so I'm liking this!
Forum: Lighting 03-01-2014, 03:41 AM
Replies: 3
Views: 222
Posted By O2surplus
I'm a fan of using old car stereo amplifier...

I'm a fan of using old car stereo amplifier chassis for heat sinks. They're cheap and fairly plentiful, since you can find them in Pawn shops and on Ebay. Here's a photo of the one I used in my first...
Forum: DIY 02-21-2014, 08:41 PM
Replies: 3
Views: 187
Posted By O2surplus
Lol- fixed it for ya. The Meanwell LDD's are a...

Lol- fixed it for ya. The Meanwell LDD's are a bit "magical" in the way they operate. They actually trade voltage for current at times. That's why wattage is such an important parameter to consider.;)
Forum: DIY 02-21-2014, 07:50 PM
Replies: 3
Views: 187
Posted By O2surplus
I'd say- just wire all of your LDD's in parallel...

I'd say- just wire all of your LDD's in parallel and do not worry about trying to match your VIn to the Vf of your Led strings. The driver is a step down buck controller and needs, by it's very...
Forum: Lighting 02-17-2014, 10:48 PM
Replies: 21
Views: 625
Posted By O2surplus
If your willing to do a little reading, and take...

If your willing to do a little reading, and take some time to learn the basics, there are plenty of people in Australia using DIY Led lighting over their aquariums. Take a look at what the "Reefers"...
Showing results 1 to 25 of 250

 
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