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Search: Keyword(s): ; Posts Made By: O2surplus
Forum: DIY   05-12-2017, 03:43 AM
Replies: 152
Views: 10,374
Posted By O2surplus
I really need to pay more attention to...

I really need to pay more attention to specifications. Like....per se, dimensions....
Length 10"
Width 8". Or weight.....10bs!

LOL



...
Forum: DIY   04-30-2017, 11:50 PM
Replies: 21
Views: 775
Posted By O2surplus
Search Fleabay for this-"Double BTS7960B DC 43A...

Search Fleabay for this-"Double BTS7960B DC 43A Stepper Motor Driver H-Bridge PWM" It's a little overkill, but they're 1/3 the cost of the BlueFish Power dimmer. They're meant to be used as a motor...
Forum: DIY   04-27-2017, 07:52 PM
Replies: 152
Views: 10,374
Posted By O2surplus
It's a Nuventix heat sink/Synjet cooler combo...

It's a Nuventix heat sink/Synjet cooler combo originally designed for use with the now obsolete BridgeLux BXRA-C series COB array. The combo is only rated for 60 watts, so it's not going to be a...
Forum: DIY   04-21-2017, 03:35 PM
Replies: 152
Views: 10,374
Posted By O2surplus
Got a few of these ANGELA reflectors to play...

Got a few of these ANGELA reflectors to play with..... they're huge! They remind me of the nozzles on a Saturn V rocket.
...
Forum: DIY   04-18-2017, 02:47 PM
Replies: 9
Views: 462
Posted By O2surplus
357 Volts DC and a glass box full of water????...

357 Volts DC and a glass box full of water???? There's plenty of other safer alternatives.
Forum: DIY   04-14-2017, 07:25 PM
Replies: 152
Views: 10,374
Posted By O2surplus
"Fresh from the...

"Fresh from the Oven".http://i861.photobucket.com/albums/ab172/kovawa/IMG_20170414_122010741_zpsfophuxns.jpg (http://s861.photobucket.com/user/kovawa/media/IMG_20170414_122010741_zpsfophuxns.jpg.html)
Forum: DIY   04-14-2017, 06:01 PM
Replies: 152
Views: 10,374
Posted By O2surplus
Depends? How high off the water will it be...

Depends? How high off the water will it be mounted? Will optics/reflector be used? I'm testing it right now over my 225 with no optics and 3" off the water. It looks like I'd need about 1 array per...
Forum: DIY   04-14-2017, 03:43 AM
Replies: 152
Views: 10,374
Posted By O2surplus
Ooooooh Yeah! ...

Ooooooh Yeah!

http://i861.photobucket.com/albums/ab172/kovawa/IMG_20170413_203915_zpsjjkwis1p.jpg (http://s861.photobucket.com/user/kovawa/media/IMG_20170413_203915_zpsjjkwis1p.jpg.html)
Forum: DIY   04-13-2017, 12:29 PM
Replies: 152
Views: 10,374
Posted By O2surplus
Lol. Yeah they're a bit skinny, but they were...

Lol. Yeah they're a bit skinny, but they were only used to test one channel at a time for a few seconds. I'll upgrade the wires and mount the array to a heat sink before testing it at full power....
Forum: DIY   04-13-2017, 03:43 AM
Replies: 152
Views: 10,374
Posted By O2surplus
Ohhhhhhhhhh myyyyyyyy Godddddddddd! I couldn't...

Ohhhhhhhhhh myyyyyyyy Godddddddddd! I couldn't help myself. I managed to assemble one and solder it up without incident. Placing all of the components on this PcB without making a single mistake is a...
Forum: Lighting   04-12-2017, 09:53 PM
Replies: 169
Views: 8,430
Posted By O2surplus
No more shorts..... That's good news! Make one...

No more shorts..... That's good news! Make one more pass with the meter and then light that sucker up!
Forum: DIY   04-12-2017, 01:20 AM
Replies: 152
Views: 10,374
Posted By O2surplus
As it sits right now... the RTC is unused. I...

As it sits right now... the RTC is unused. I added it to the PcB design originally because it was needed for the SSLAC16 software. Being that the Blynk cloud servers have proven pretty reliable so...
Forum: DIY   04-09-2017, 06:17 PM
Replies: 152
Views: 10,374
Posted By O2surplus
QUICK UPDATE: I just ordered enough leds to...

QUICK UPDATE:

I just ordered enough leds to complete a couple of the arrays. The leds should arrive in a few days and I'll post another update with photos next weekend. On the controller front-...
Forum: Lighting   04-09-2017, 05:44 PM
Replies: 169
Views: 8,430
Posted By O2surplus
Ok, so I can now see that you are indeed...

Ok, so I can now see that you are indeed measuring OHMS and you do know your way around a multimeter. I too miss my Fluke Model 97 LOL. I think that as long as you don't see any continuity to ground...
Forum: Lighting   04-09-2017, 03:22 PM
Replies: 169
Views: 8,430
Posted By O2surplus
I can't see the whole DVOM in the picture, but...

I can't see the whole DVOM in the picture, but from what I can see it appears to be set for the 200VDC range. Is there a dedicated "OHMS" setting? Because those readings are meaningless, if you're...
Forum: Lighting   04-09-2017, 02:59 AM
Replies: 169
Views: 8,430
Posted By O2surplus
Be careful here.... the drivers are "LOW side"...

Be careful here.... the drivers are "LOW side" buck regulators. Meaning... They're on the ground side of the led strings. If there's a short to ground in the string, current will flow uncontrolled...
Forum: Lighting   04-06-2017, 06:41 PM
Replies: 169
Views: 8,430
Posted By O2surplus
"vera nize"

"vera nize"
Forum: Lighting   03-20-2017, 04:29 AM
Replies: 169
Views: 8,430
Posted By O2surplus
DIY LED Build for a 125g (Almost done with the build)

Now you know why a lot of us went with the Makers heat sink.....Tapping sucks!
Forum: DIY   02-25-2017, 07:44 PM
Replies: 152
Views: 10,374
Posted By O2surplus
Like all new things.... there's a learning curve....

Like all new things.... there's a learning curve. I've never been much good at programming, but with a lot of reading on the Blynk Forum, and seeing working examples of other peoples projects, I've...
Forum: DIY   02-24-2017, 08:58 PM
Replies: 152
Views: 10,374
Posted By O2surplus
Hi Gus- The answer is - "sort of ?" I've...

Hi Gus-

The answer is - "sort of ?" I've already designed and built a board like the one you've described, but it uses 8 of the Wemos Mini's I/O pins directly... not the PCA9685. Being that the...
Forum: DIY   02-22-2017, 01:53 PM
Replies: 152
Views: 10,374
Posted By O2surplus
I use Seeedstudios for aluminum pcb's. So far, I...

I use Seeedstudios for aluminum pcb's. So far, I haven't been disappointed with either the quality of the boards or the price. They're very affordable. http://www.seeedstudio.com/depot/login.html...
Forum: Lighting   02-14-2017, 02:33 AM
Replies: 2
Views: 290
Posted By O2surplus
Try this code. It features super smooth 10 bit...

Try this code. It features super smooth 10 bit dimming and uses much of the same hardware you have now. http://www.plantedtank.net/forums/showthread.php?t=147328
Forum: DIY   02-08-2017, 04:08 PM
Replies: 152
Views: 10,374
Posted By O2surplus
No scratch at all. The software that I'm using...

No scratch at all. The software that I'm using has been around for awhile now. It was produced by a Russian fellow that frequents Reef Central's Russian language website. It was a bit of a Pita to...
Forum: DIY   02-08-2017, 12:34 AM
Replies: 152
Views: 10,374
Posted By O2surplus
It's either one or the other. The WEMOS D1 Mini...

It's either one or the other. The WEMOS D1 Mini controls a pca9685 chip with 16 independent LED channels. Think of it as a StormX controller with built in WiFi connectivity. It's soooo we'll...
Forum: DIY   02-07-2017, 05:51 PM
Replies: 152
Views: 10,374
Posted By O2surplus
I'm making progress. I've got the aluminum Pcb's,...

I'm making progress. I've got the aluminum Pcb's, and all the driver parts. Now it's just a matter of scrounging up enough cash to buy the leds. Hopefully, I'll be able to sneak a few bucks in the...
Showing results 1 to 25 of 250

 
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