Help! I blew up my Basslink - Audio & Electronics Forum

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Help! I blew up my Basslink
Friday, June 23, 2006 4:00 PM
... well, I think so. On Saturday I was driving to my sister's graduation party and my Infinity Basslink worked fine. About 2 hours later I got back in the car to go to my house and no bass. So, I checked all of the connections on the amp and everything was hooked up. The power LED was also lit up. Just in case, I checked the fuse under the hood and the fuse in the amp, and both are OK. Still, nothing. So, I ripped out my dashboard to make sure the RCA cables didn't come unplugged from the back of the receiver, and they were still connected. I took the amp apart and made sure nothing looked burned up or disconnected, and again, everything was fine.


I've now exhausted everything that I can think of doing, what else could be wrong? I have a set of speaker-level input plugs somewhere in my house, so I'm gonna wire them to the rear speakers and plug them in to see if it works, but I doubt it will. What else am I missing? It worked great and then all of a sudden quit, with no explosion, smoke, anything on fire, etc. The amp is still turning on, but there's no sound coming from the sub? What else can I do, besides try new RCA cables?






Thanks for any info






Re: Help! I blew up my Basslink
Friday, June 23, 2006 6:01 PM
You forgot to check one very simple thing. the ground wire. Check the actual connection of the ground to your chassis. Also, where do you have your gain at? And bass boost?

I had a basslink, never was able to kill it, even set it on fire by accident, and it still worked, just wasn't square anymore.



Re: Help! I blew up my Basslink
Saturday, June 24, 2006 8:19 AM
replace the fuse under the hood, even though you've checked it and the LED is lit on the amp. I've had that happen a couple of times. Sometimes the fuse breaks at the end of the cap where you can't see it.



Re: Help! I blew up my Basslink
Saturday, June 24, 2006 8:21 AM
schembo2000 wrote:replace the fuse under the hood, even though you've checked it and the LED is lit on the amp. I've had that happen a couple of times. Sometimes the fuse breaks at the end of the cap where you can't see it.



better choice is to replace with a circuit breaker, so you never have to replace the fuse.



Re: Help! I blew up my Basslink
Saturday, June 24, 2006 8:31 AM
It's better to use a fuse because they usually react faster than circuit breakers.



Re: Help! I blew up my Basslink
Saturday, June 24, 2006 11:02 AM
schembo2000 wrote:It's better to use a fuse because they usually react faster than circuit breakers.


Well, your a bit wrong there. It depends on the fuse or the breaker. Example:

as per AIC rating.

AIC - The fault current that a device, normally a fuse or circuit breaker, is capable of breaking without damage to the circuit.

AGC fuse - 1000 aic dc
MDL fuse - 1000 aic dc
ATO fuse - 1000 aic dc
ATC fuse - 1000 aic dc
Maxi fuse - 1000 aic dc

Sea fuse - 2000 aic dc

Push button thermal circuit breaker - 2,500 aic dc

Bussman 185 series thermal circuit breaker - 3,000 aic dc

ANL fuse - 6,000 aic dc

Class T fuse - 20,000 aic dc



Re: Help! I blew up my Basslink
Saturday, June 24, 2006 10:18 PM
I'm not really sure what to say to that. AIC is a new term to me. From what i understand from what you've written, it looks like ANL fuses are better than the circuit breakers in this regaurd... I'm not sure how that helps support your argument, but maybe i'm interpreting wrongly here.

The reason i was saying that fuses are better than circuit breakers for car audio comes from the www.bcae1.com website.

Quote:

Reliability:
In my opinion and from my experience, circuit breakers are less reliable than fuses (especially when the breaker is mounted in the harsh environment under the hood). Quality fuses like ANL and Maxi fuses have a solid element (no solder connections) and will almost never have an intermittent or poor electrical connection. A circuit breaker will eventually have higher contact resistance than when it was new. This is especially true if the breaker has been tripped (by overcurrent) more than a few times. If you're going to compete and can't take a chance of having a problem like a bad connection in the power line, you should use a good quality fuse. Now I know that people have had fuses blow in competition but it was because the fuse was not properly rated, not because the fuse was defective. For those who have had trouble with glass fuses, read the fuses page of this site.



Now, i'm sure for the average person, it won't make a big difference either way, but just for clarification purposes i'd like to be sure which is better.



Re: Help! I blew up my Basslink
Saturday, June 24, 2006 10:55 PM
circuit breakers trip faster then fuse's, i had a 200 amp circuit breaker and when ever the bass hit hard for 2 sec's it triped. but most fuses wont trip till 5 or 10 sec's over the current or something liek that.



Re: Help! I blew up my Basslink
Sunday, June 25, 2006 11:46 AM
Eh, I took it to the local stereo shop to get fixed. We'll see what happens







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