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DMX: Difference between revisions
From YSTV Documentation Wiki
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==Technical== | ==Technical== | ||
* DMX requires a cable impedance of 120ohms. | * DMX requires a cable impedance of 120ohms. | ||
** | ** try not to use mic cable! | ||
* Equipment is "daisy chained" together, using each device's input and an output ports. | * Equipment is "daisy chained" together, using each device's input and an output ports. | ||
* Data+ and Data- must be a twisted pair. | * Data+ and Data- must be a twisted pair. | ||
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** 10outoften | ** 10outoften | ||
** Usedlighting / stagelighting (lighting Partners Ltd) | ** Usedlighting / stagelighting (lighting Partners Ltd) | ||
Cat5e: | |||
* Impedance of 110 ohms (approx) makes it suitable. | |||
* Use any twister pair, and pick another as ground. | |||
==Useful Notes== | ==Useful Notes== | ||
*Don't run DMX right next to audio cables of any kind unless completely unavoidable, even if everything is balanced. You will hear the DMX data - The sync pulses manifest as an intermittent tone & noise. | *Don't run DMX right next to audio cables of any kind unless completely unavoidable, even if everything is balanced. You will hear the DMX data - The sync pulses manifest as an intermittent tone & noise. | ||
