Jon, I would recommend you give Indy Stage a call and ask them about ETC ColorSource Relays. These devices can give you reliable wireless control in addition to providing a relay for an air-gap off to extend the life of your LED fixtures. Very reasonably prices as well.
Upgrading old control electronics modules to CEM3 will breathe an exciting new life into your system! The swap itself is pretty straightforward and can be done with relative ease by a certified tech from your local ETC dealer.A CEM3 upgrade is a great investment in your space!
Former Chicago Apollo dealer here! The turnaround is quick, they’re located in Fort Wayne, Indiana. There are plenty of places to buy gobos from but Apollo is top notch!