right now i have and anlpine head unit(cda 7892) i added a 7 inch power acoustc flip down moniter and i hooked it through my alpine throuigh the aux or cd changer input if i wanted to add two more screens or just a flip out in dash screen how would i hook that up would i have to get some kind signal splitter or what. and also if i wanted to get the power acoustik tv tuner would i need anything else special other than a tv antenna and the tuner should hook up w/ the monitor and my receiver fine. i think