dmx_basics:dmx_in_practice
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| dmx_basics:dmx_in_practice [2012/01/15 20:22] – Jan_K | dmx_basics:dmx_in_practice [2013/03/11 03:45] (current) – external edit 127.0.0.1 | ||
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| It is important to terminate the cable with 120 ohm to avoid reflection on the cable which courses the DMX signal to bounce back to the fixture.\\ | It is important to terminate the cable with 120 ohm to avoid reflection on the cable which courses the DMX signal to bounce back to the fixture.\\ | ||
| The reflected signal may course the fixture to mal function.\\ | The reflected signal may course the fixture to mal function.\\ | ||
| + | See eventually: [[dmx_basics: | ||
| Some fixtures has a build in 120 termination that can be activated.\\ | Some fixtures has a build in 120 termination that can be activated.\\ | ||
| \\ | \\ | ||
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| And it makes it a bit easier when fixtures are at different places. It is then not a puzzle to get one cable string to all fixtures.\\ | And it makes it a bit easier when fixtures are at different places. It is then not a puzzle to get one cable string to all fixtures.\\ | ||
| \\ | \\ | ||
| - | Finally if it is a optical isolated splitter then there are no electrical connection between the paths.\\ | + | Finally if it is a optical/ |
| This eliminate problems with ground loops and spikes when lamps are turned on.\\ | This eliminate problems with ground loops and spikes when lamps are turned on.\\ | ||
| The controller is also protected this way.\\ | The controller is also protected this way.\\ | ||
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