In most cinema booth i use the wiremold 4000 raceways that have a optional barrier that seperates it into two divisions one is low voltage /data/audio the other is line voltage
At least in Canada one cannot have line voltage in the same raceway as lowvoltage...
I have used these many times and have found they did what they claimed reliablyhttps://www.monoprice.com/product?c_id=101&cp_id=10914&cs_id=1091401&p_id=15778&seq=1&format=2
Litecon who distributed Major Dimmers and Fixtures had a molded case illuminated pot that like ward leonard basically had a wirewound resistor that one side was non glazed that a wiper ran up and down against
0-24vdc was common in Ward Lenard and early Skirpan dimmers Some of the Major dimmers (LiteCon in Canada) SHD dimmers were 0-48 vdc also it was not uncommon to find a negative control voltage with a positive ground
Make sure it is 99% Alcohol as a lot of what one gets is on 75% the rest is water that slows down the evaporation
Also white cotten editor gloves are handy
I use ProgeCad proffesional as it offers full Acad DWG/DFX support and almost every manufacturer offers cad drawings of there products in those formats
It is very reasonable price wise I used the USB key version that allows multiple machines to have it installed and a dongle activates it when I...
A low cost solution (but not typically DMX based) is to use multi preset dimmers often used in ballrooms and cinemas they usually have 3 or 4 preset levels set by pots on the pcb and fade between them on a dry contact closure and they also allow for a manual pot control
The Stanley Ash TEC8112...
In all comercial spaces all wireing is supposed (at least in Ontario) a minimum of #12
Many of the DJ cheap dimmers have very undersized Triacs with less than ideal heatsinking (in some cases I have noticed heat marks on the exterior cases)
Also the filtering is usually a round Bobine or a bar...
could you get a shipping price for me to ship to 80 front st e toronto ontario canada m5e 1t4 and I would also pay you for your time on paperwork to ship thankyou [email protected]