Bob Axtell wrote:

> DMX512 is a theatrical lighting control system, and I designed one. Each
> of the 512 bus addresses contains a light capable of being adjusted from
> 00 (off) to FF (full on) quickly. While the max bus address count is
> 512, in fact even the largest theatrical production has less than 150
> addresses used.


Er, the larger theatrical productions use several universes of DMX,
each having 512 channels. But yes, the average small theatre does
not usually need more than 48 - 80 channels.
David...

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