Programming static LED scenes

Discuss how amBX could be used to power lighting setups in professional spaces

Programming static LED scenes

Postby RobLights » Sat Jun 09, 2012 5:36 pm

Hi,

The music venue I'm currently working at has an amBIENT XC unit controlling around 255 RGB channels of LED fixtures down a single universe. The LED fixtures in the venue are split into 2 groups; lighting for the bars and lighting for the audience space. I would like to program a couple of static scenes, one simply with all the fixtures blue (for pre/post show) and one with the audience lighting off and the bar lighting blue and dimmed to around 20% (for during show).

At the moment I have changed one of the lightscapes so all the colour options are blue. I then changed the fixture patch so that the maximum output of the audience lights is half that of the bar lights. When a show starts I simply use the brightness slider on the amBIENT unit to dim the whole set-up until only the bar lights are left on.

The dynamic programming capabilities of the amBIENT are very impressive but I'm surprised it's not possible to program static scenes like this, unless I've missed something?

Also I see on the amBX Professional Lighting homepage that the unit can be controlled via an iPhone. Is there a guide to advise me how to set this up?
RobLights
 
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Re: Programming static LED scenes

Postby TadSibrel » Wed Nov 21, 2012 8:13 am

I have a 5m led strip with RGB controller, but i want to connect the ledstrip directly to the ww rgb output how should i do that? Is it save to do or will my ww probably die??







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Re: Programming static LED scenes

Postby rogmi » Fri Nov 23, 2012 12:49 am

There's a good chance that it might die :)

Have a look at the site at the end of this post for technical details of the wallwasher and sidelight LED interfaces, particularly the Sidelight and the Wallwasher light sections, plus other sections as appropriate

The interface is partly in the wallwasher / partly in the lights. This is especially so for the sidelights which have additional circuitry (buffering etc.) presumably to allow for the extra cable length between the wallwasher and the light PCB.

At the end of the interface, where the LEDs actually connect to the power, the supply is 18v DC. LED strips are normally run from a 12v / 2A supply. (The current may be higher depending on the LED type the strip uses and the amount of LEDs per metre).

Efroggy designed an interface circuit that would allow LED strips to be connected to the speakerlight (VGA) outputs and the internal wallwasher light connections. This was in the form of a PCB that held all the components and acted as a "middle man" between the wallwasher RGB outputs and the lights inputs. The downside to this is that, unless you can make it yourself, getting a PCB made up can be very expensive.
See the forum thread here:
viewtopic.php?f=5&t=3996
Roger

See http://www.microlp.co.uk/amBX/ for AMBX hardware information
If you have had a problem and resolved it, even if the problem wasn't posted here, please post the details - your experience may help others
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