I dunno! I know nothing about projectors except what I dug out when the sound issue started bothering me. I imagine the buffer on the exit is just slack. The s

I dunno! I know nothing about projectors except what I dug out when the sound issue started bothering me. I imagine the buffer on the exit is just slack. The sync though is actually pretty easy, at least compared to computers and electronics - shafts and gears ensure synchronization with little effort (or you'd brake a shaft!)