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Amp Wiring


t3volvo

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i've got one 4awg running to a 1farad cap.

from there, a Knuconceptz disto block splits the 4awg into another 4awg for the 1000watt mono sub amp, and an 8awg for the 600watt 4 channel amp.

I don't push either of the amps, so the system is doing just fine. In fact, it sounds AWESOME.

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T3, are they 600W max? or RMS(nominal/continuous)?

either way, just grab a 1.5F cap(stinger would be good, just make sure its a cap with screwdown posts cuz yer gunna be puttin 3 rings on yer pos terminal!), run 4g to it, and two 4g lines out of it to yer amps.

you dont need a cap, but they're more fun then a plain ol distro block. :-D

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Dude your running 2 Sony Explodes, right... Heres the thing, find out how many amps you amps are pullin', take that number, divide it by twelve, and you have your total amp current pull at max possibile output. Find a graph on the net showing AWG and ampere rating and cross reference it. You should be fine with one 4 guage cable....

Agent M

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Dude your running 2 Sony Explodes, right... Heres the thing, find out how many amps you amps are pullin', take that number, divide it by twelve, and you have your total amp current pull at max possibile output. Find a graph on the net showing AWG and ampere rating and cross reference it. You should be fine with one 4 guage cable....

Agent M

I think he means watts

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Even if it's 600W X 2 RMS (unlikely for Sony), that's 100 amps (watts (1200) / volts (12) = amps (100)). Using this calculator which I find works well (http://www.currentsolutions.com/knowledge/vdrop.htm) shows half a volt drop, which is completely tolerable. However, seeing as your "600W" amp is driving a Sony 12", chances are you're much closer to 300W RMS X 2, so 4GA will be more than fine. You could probably even get away with 6GA (It’d be close) but don’t even think about 8GA.

I'm in the process of putting together a system much more powerful than this (2 2x100 for components, 2 1x1000 for Subs, 1000W inverter) and I'm not even sure I'm going to use 0GA (probably will to be safe).

I'd probably go with a capacitor, especially if you already have one. On Ebay, a capacitor can be had for perhaps $20 more than the cost of a good wiring block. 1.5F might be overkill, but a good low ESR .5F or 1F would be a nice.

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Even if it's 600W X 2 RMS (unlikely for Sony), that's 100 amps (watts (1200) / volts (12) = amps (100)). Using this calculator which I find works well (http://www.currentsolutions.com/knowledge/vdrop.htm) shows half a volt drop, which is completely tolerable. However, seeing as your "600W" amp is driving a Sony 12", chances are you're much closer to 300W RMS X 2, so 4GA will be more than fine. You could probably even get away with 6GA (It’d be close) but don’t even think about 8GA.

I'm in the process of putting together a system much more powerful than this (2 2x100 for components, 2 1x1000 for Subs, 1000W inverter) and I'm not even sure I'm going to use 0GA (probably will to be safe).

I'd probably go with a capacitor, especially if you already have one. On Ebay, a capacitor can be had for perhaps $20 more than the cost of a good wiring block. 1.5F might be overkill, but a good low ESR .5F or 1F would be a nice.

Based on 4awg and 12.6 volts you still gain .4 volts by going dual 4s. 4 is cheap and easy to hide..... but thats just me.

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Yes, technically, 2x4GA would be better. And yes 4GA is pretty cheap (Around $2/foot ?) But, it's not actually necessary for his setup. I suppose he could go dual batteries if he had a spare one sitting around, and put in 3 Capacitors just because he got them free. Wouldn't do any harm, and would probably help the system out a little bit. But not necessary.

If he has the money, the wire, and the time, ok, two runs would be better. Especially if he hasn't started yet, and has his sights set high (much higher than two generic 12"s). But if he already has a 4GA run in place and is just asking if it will run the setup he got, then no, he doesn't need to go out and buy another run, drill holes in the firewall, etc - just to have his system work.

Before I ran a second 4GA positive I'd run a dedicated non-chassis ground, or at least replace the stock grounding cables. They're like 8GA.

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