RGB Christmas lighting

1,900 Views | 10 Replies | Last: 11 yr ago by txag2008
txag2008
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Figure I'd post this in the nerdery as it belonged here more so than anywhere else and it's a pretty nerdy hobby. There's probably going to be lots of confusing words and pictures at the end.

I had built and used 120V triac based controllers for the past few years but decided to take the step into low-voltage RGB lighting. Each individual light is addressable and can turn any color you want it to independently. All of the lights I used are 12VDC nodes (with the exception of the flood lights which are 12VAC). All of the hardware I used came as empty PCB boards that required every component to be soldered on.

The basic setup is cat5 from my desktop's network card to my home router > cat5 from the router to the dongle that basically translate the data > then cat5 to my hub outside. The dongle and hub can be seen below. I had the dongle just sitting on top of my desktop while the hub was out the yard within a battery box to protect it from the elements. I built a little platform for the hub so that the regular ATX power supply that powers the hub (and all the lights) could fit beneath. The hub has 16ports, each cable to control a 'Smart String Controller'. These little controllers are the ones you see housed in the 1" PVC pipe below (for reference each is about ~4-5" long). There are 2 connectors attached to each controller, the gray one in the picture is a female cat5 connector that is the input from the hub to the controller. The white one is a 3pin connector that plugs directly into the light strands. Stranded cat5 was used for power and data to the strings.

All of the programming was done with free software called Vixen. It requires you to tell each node when to turn on/off and also what color to be. The music was transmitted over FM radio using a small transmitter hooked to my desktop.

Here are the videos (labeled as '2014'). Let me know if you have any questions, the above description probably makes it sound more complicated than it really is.
youtube.com/user/LightsofNazareth/videos

Smartstring controllers progression from PCB to final. In total I used 17 controllers to controleverything for this past year.






Dongle- the interface between the computer and the hub






Hub supplies power/data to the smart string controllers





RBG Floods the 'dot' you see in the middle of the housing is the 30W RGB light that is extremely bright. I used a standard halogen flood light housing that I gutted and replaced with the piece below. The metal pieces serves as a place to mount everything and also acts as a heatsink for the light. Aside from Christmas I use them for up-lighting my trees.





Lights close up of the sidewalk lights without the cover screwed on and some pictures of the roof lights that were mounted on 1x4s





Rule Number 32
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I've always wanted to give this a shot. Well done!
pnut02
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That's awesome. I really need to learn to solder.
Reveille
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That is awesome! Very very impressive! Wish I had those kind of skills!
McInnis 03
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Stuff like this is on my bucket list but I have a lot to learn.
TravelAg2004
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Who did you order your nodes from? I'm getting ready to take the plunge and wanted to get basically the same thing you have. I want the C9 covers for mine so it still looks like traditional lights.
boy09
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quote:
That's awesome. I really need to learn to solder.
It's really not difficult. Buy a cheap soldering iron and start practicing.
txag2008
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Appreciate the comments


quote:
I really need to learn to solder.

Don't let not knowing how stop you. Considering everything else, for me it was the easiest thing to pick up. Though I will say it's pretty important to have a decent soldering station, attention to detail and patience.

quote:
Who did you order your nodes from? I'm getting ready to take the plunge and wanted to get basically the same thing you have. I want the C9 covers for mine so it still looks like traditional lights.
To my knowledge there aren't any made in the US. All of my nodes came from China. They're from Ray Wu (he's the guy most people buy from), he's a vendor on AliExpress.com. All of my lights except for the arches and column where nodes with the screw-on C9 covers. Most RGB nodes sold are what's referred to as 'bullet nodes' and don't have threads near the bulb for covers (although you can still buy friction-fitted covers). Here's what mine look like below with the C9 covers on.
beb06
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Very awesome! Was wondering if you did the lights again this year.
TracerX
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Nice setup. We went RGB this year with our mega tree and window outlines and will be adding more next year (slowly trying to wean off of the LOR stuff).

Have you seen the new release of xLights/Nutcracker that they're working on? We used LOR with Nutcracker effects this year but, with the new sequencer, I think we're going to try to go xLights/Nutcracker. Also looking at making the jump to Falcon Player on a Raspberry Pi this year.
TravelAg2004
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quote:
quote:
Who did you order your nodes from? I'm getting ready to take the plunge and wanted to get basically the same thing you have. I want the C9 covers for mine so it still looks like traditional lights.
To my knowledge there aren't any made in the US. All of my nodes came from China. They're from Ray Wu (he's the guy most people buy from), he's a vendor on AliExpress.com. All of my lights except for the arches and column where nodes with the screw-on C9 covers. Most RGB nodes sold are what's referred to as 'bullet nodes' and don't have threads near the bulb for covers (although you can still buy friction-fitted covers). Here's what mine look like below with the C9 covers on.

Have you had any issues with water with those? A bunch of folks on DIYChristmas are still complaining about issues with the technicolor pixels.

http://doityourselfchristmas.com/forums/showthread.php?35572-Technicolor-Pixels-ARE-NOT-FIXED

Those are what I want, but I'm a little nervous spending the money on them and they not work.
txag2008
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quote:
Have you seen the new release of xLights/Nutcracker that they're working on? We used LOR with Nutcracker effects this year but, with the new sequencer, I think we're going to try to go xLights/Nutcracker. Also looking at making the jump to Falcon Player on a Raspberry Pi this year.
I have seen it and it seems like an improvement from previous versions, but I'm still not sold on using it. The interface and usability works great but the ability to control on a node specific level that you're able to do in Vixen is hard to match. For example, the 'piano key' effects I did on the roof, I'm not sure how this would have been accomplished with Xlights.

The FPP/Pi is a neat piece of hardware. I've started to look into it and haven't decided if I'll go that direction or not. The benefit of it becomes greater as your node count increases.


quote:
Have you had any issues with water with those? A bunch of folks on DIYChristmas are still complaining about issues with the technicolor pixels.

http://doityourselfchristmas.com/forums/showthread.php?35572-Technicolor-Pixels-ARE-NOT-FIXED.
Last year I ran 300 of these and had massive failures with moisture, this year I have 580 v2's. I went the entire month and didn't have any issues. I just recently spliced /replaced two nodes only because they would lightly glow blue once powered up even with no signal. I do know some had issues but I really can't say I did. YMMV
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