Hooking up multiple car tv's but they keep going out

[george1975]

I hooked up 9 car tv's and when I turn them on they play about 5 minutes then 1 or 2 would cut off. When I cut my subwoofers on more tv's cut off and the others ones picture would jump. What do I need to do to make them stay on. Please help

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[IbSlamn 10+ year member]

what do you have them ran to

 

[mylows10 5,000+ posts]

you need some video amplifiers and prolly a couple of relays