Whathe?!?!?!

muzikluvr
10+ year member

seeking knowledge
Obviously new and I so understand how forums work so if this is answered in a a recent thread then please link me to it and I will be happy to read! Or if you're a veteran...same. So, thanx in advance. (single dad with 4 kiddos so read/search time is limited)

So, yesterday I was cruising down the road with my one month old Hifonics bxi608 and two mtx 5500 svc subs at a no where near cranked level. Next thing i know, no sound and that wonderful smell... I have had these subs in this car for a while and have 8aug. wire supplying power and ground. The subs are not scratchy when the cone is pressed on and the impedance measures 3.6 ohms from the terminals on the box for both speakers. My budget isn't that large and I can't really afford to go through amps figuring out what went wrong...assuming the amp wasn't a lemon of course. I don't completely understand how to tune my amp and I adjust listening levels to be balanced in the car and not just max bass for the sake of competition. I would like some help on troubleshooting, replacement amp recommendations (if this one isn't replaced on warranty), proper set up, and I was also told to use the audiocontrol Overdrive line driver for the rca's. Is that something I should/need to do with a cheap sony head unit?

thanx in advance!

 
they are wired parallel to draw a 2ohm load in which the amp is rated for 300wrms. the fuse near the battery blew as well. it was a 30amp and I just picked up a new pack of 40's (which was in there previously). The odd thing is that the leds were still working but the hifonics logo on the front of the amp went out. Once I replaced the fuse under the hood, the hifonics led logo came back on along with a little more smell, and the light on the remote level adjustment knob came back on as well. there was a little more smell at that time but not today when I tried to turn on the amp today.... oh, and the 60amp mega fuse in the amp never blew...

 
Just my opinion... That amp is pulling more current than that 8gauge wire and fuse can supply hence the smell and blowing of fuses. Try running 4awg power wire and a 80amp fuse also upgrade your ground to 4 awg and you should be fine...

 
yes....but WHY did my amp blow? 300watts shouldn't require 4 gauge wire...
Your right. On paper it shouldn't. But sometime in real world applications things can get a little out of the ordinary. Could have been a surge or a short somewhere along the line that made it to the amp.

 
how would a short make it to the amp and I had a smaller than usual fuse (30amp) next to the battery and the amp has a 60amp on it, so wouldn't that have protected it from a surge?

 
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muzikluvr

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