I cannot find it but I think for about a decade the music cart rotation at WREK was powered by a student built automation system on an Altair. Don't remember a

I cannot find it but I think for about a decade the music cart rotation at WREK was powered by a student built automation system on an Altair. Don't remember any faults in the years I was around it. (I was a music director at WREK in the early '80s)