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<blockquote data-quote="plao" data-source="post: 8677423" data-attributes="member: 677269">Hello,Disclaimer: I am a total car audio/electrical noob, not professional, and working with old/free equipment. Here is the setup: From the battery (14.2V tested at the amp, a  30A AGU in-line fuse to 8awg power wire, then this wire is spliced and another 8awg wire is added. The two 8awg wires then run to 2 separate amps - a speaker amp, and a sub amp. The speaker amp is 4 channel, but only running two channels to some cheap 6.5&quot;  4ohm speakers (possible rated at 160W RMS) and the other two channels are unused. This speaker amp is putting out 180w RMS Pwr/CH 4 ohmsThe sub amp is wired for a bridged configuration to a mono 18&quot; 4 ohm sub which outputs 560W RMS, 4ohmIt was all working fine for a few days and then I started testing the levels/limits, and once I upped the gain significantly and was at the distortion limit, I blew the 30A fuse at the battery. No amp fuses blew and no damage was done to the equipment. I replaced the blown fuse with a spare fuse that was rated at 80A and everything seems back to normal but I am not turning anything up until I figure out the problem. I think I need to get some  4awg power wire, a distribution block, more fuses, and use some of the 8awg wire I already have and this should solve the issue.Can anyone give some direction and also let me know what rated fuses I will need and how many?Thanks,P</blockquote>

[QUOTE="plao, post: 8677423, member: 677269"] Hello, Disclaimer: I am a total car audio/electrical noob, not professional, and working with old/free equipment. Here is the setup: From the battery (14.2V tested at the amp, a 30A AGU in-line fuse to 8awg power wire, then this wire is spliced and another 8awg wire is added. The two 8awg wires then run to 2 separate amps - a speaker amp, and a sub amp. The speaker amp is 4 channel, but only running two channels to some cheap 6.5" 4ohm speakers (possible rated at 160W RMS) and the other two channels are unused. This speaker amp is putting out 180w RMS Pwr/CH 4 ohms The sub amp is wired for a bridged configuration to a mono 18" 4 ohm sub which outputs 560W RMS, 4ohm It was all working fine for a few days and then I started testing the levels/limits, and once I upped the gain significantly and was at the distortion limit, I blew the 30A fuse at the battery. No amp fuses blew and no damage was done to the equipment. I replaced the blown fuse with a spare fuse that was rated at 80A and everything seems back to normal but I am not turning anything up until I figure out the problem. I think I need to get some 4awg power wire, a distribution block, more fuses, and use some of the 8awg wire I already have and this should solve the issue. Can anyone give some direction and also let me know what rated fuses I will need and how many? Thanks, P [/QUOTE]

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