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Audio, Security, & Automotive LightingTroubleshoot wiring problems and get equipment suggestions all in one place. Now expanded to include Automotive Lighting
i want to add a second battery to my system. how do i properly wire the second battery? i think i have to wire the positive from the hood to the positve to the amp and the negative of the second battery to ground? do i wire it like i would wire a capacitor? i tried wiring it up the opposite way and blew a capacitor and caught on fire.