Steps to fix a blown subwoofer: A complete guide
- Step-1: Check the voice coil. Before you get started, check each and every part of the subwoofer really carefully. You can start with its blown coil.
- Step-2: Check the speaker cone. If the speaker coil functions properly then it is possible that something is wrong with the speaker cone.
- Step-3: Detach the speakers. Now that you have found where the problem is, it’s fixing time. ...
- Step-4: Separate the voice coil and speaker cone. Next, it's time to separate both the voice and speaker cone. ...
- Step-5: Fix the voice coil: It’s fixing time! Use an air compressor to clean any dust or debris trapped in between the voice coil gap.
- Step-6: Fix the speaker frame. Apply glue on the surrounding parts of the speaker frame and repeat the process. Fix the frame and the speaker cone in its rightful position.
- Step-7: Reassemble and fix other components. Everything is fixed and done. It’s time to reassemble everything. ...
How much does it cost to fix a blown subwoofer?
how to fix a blown speaker in your car. You can replace your car’s speakers for $70 or $100, or you can purchase a full component speaker system, complete with crossovers, tweeters and subwoofers, for $800. – Step 1: Remove the Speaker. ….
How do you keep from blowing a new subwoofer?
start by checking things out for continuity. Somewhere a connection probably broke or got disconnected. Use a ohm meter and check the wiring, make sure the speaker is connected tot he wires and the wires to the amplifier. The subwoofer should have an impedance of 8 ohms but might be 4 to 16 ohms, but not open.
How do you fix a subwoofer if it sounds bad?
Steps to fix a blown subwoofer: A complete guide
- Step-1: Check the voice coil. Before you get started, check each and every part of the subwoofer really carefully. ...
- Step-2: Check the speaker cone. ...
- Step-3: Detach the speakers. ...
- Step-4: Separate the voice coil and speaker cone. ...
- Step-5: Fix the voice coil: It’s fixing time! ...
- Step-6: Fix the speaker frame. ...
- Step-7: Reassemble and fix other components. ...
How to tell if a car subwoofer is blown?
- If it does not move at all, it is definitely damaged.
- If it is extra wobbly, this is also a sign of damage.
- I f you hear scratching sounds, you definitely have a blown sub.
- You can also use a multimeter to test for a blown coil. ...
Can blown subwoofer be fixed?
Can you fix a blown subwoofer? Yes, you can fix a blown subwoofer especially when it is partially blown sub damaged cone. However, a damaged voice coil will be difficult to replace. Depending on the extent of the problem, the best solution is to purchase a new subwoofer.
Is it worth repairing a subwoofer?
A: The short answer to your question is no, the repair is likely not worth it. The price/performance ratio of subwoofers has improved considerably in the last decade, so finding a subwoofer that matches or beats the AS 20's specifications—8" driver, 60 watts RMS, 33 Hz to 140 Hz frequency response—is not too tough.
How do you fix a blown bass speaker?
1:0617:28How To Repair A Blown Speaker - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd you can see industrial-strength adhesive it's like goop. You know that goop adhesive isMoreAnd you can see industrial-strength adhesive it's like goop. You know that goop adhesive is basically the same exact thing. But you know it doesn't say goop. And it's probably a little bit stronger.
What happens when a subwoofer is blown?
The major sounds that you'll hear during a fully blown or partially blown subwoofer are: No sound at all – This means that your subwoofer has likely been completely blown. Be sure to test the cable and audio source.
Can a blown speaker be fixed?
Of course, the first question is always "can you fix a blown speaker?" Yes, you can, but it's rarely recommended to do-it-yourself. DIY speaker fixing is usually quick and dirty and only done on speakers you don't really care about having perfect quality, such as in your 20 year old car.
How long do subwoofers usually last?
around 5-14 yearsThe lifespan of a subwoofer can range from around 5-14 years. If it's properly maintained and not abused, the average person should be able to get 10+ years out of their subwoofer.
How can you tell if a sub is blown?
0:142:46Car Audio : How to Tell if a Car Subwoofer Is Blown - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo that you make sure that you're not off access when you're pushing it up and down. And you want toMoreSo that you make sure that you're not off access when you're pushing it up and down. And you want to notice if you hear any scratching noises or. If it won't move.
How do I know if my sub amp is blown?
0:292:21How to Troubleshoot Dead Sub Amplifier | Car Audio - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou can usually tell if it's blown because the piece in the middle is gonna be split apart if thisMoreYou can usually tell if it's blown because the piece in the middle is gonna be split apart if this fuse is blown it means either there's a problem back by the amplifier.
How much does it cost to fix a blown speaker?
The cost to get your blown car speakers fixed or replaced will range from about $300 to $500. If you choose to replace the whole sound system with something a little more high-end, you can expect to pay around $800 to $1,000.
Why is my subwoofer crackling?
Speaker crackling is almost always caused by a connection problem. Someplace between your amplifier and your speaker driver, there's a bad wire which is causing the driver to move abruptly, causing interference.
What does a blown bass speaker sound like?
The most common aural indication of a blown speaker is an unpleasant buzzing or scratching sound, by itself or roughly at the pitch of the note the speaker is attempting to reproduce. Or there could be no sound at all.
What does a blown sub sound like?
if the sub makes a scratching noise when its not powered and/or its frozen (has no flex when you push the dust cap) its blown.
Do subwoofers wear out?
Registered. Of course subwoofers wear out, everything wears out given enough time. Whether or not they wear out at a rate that makes a difference is another question. All of the soft parts will loosen up, the surround will start to deteriorate, and tinsel leads and voice coils can be damaged.
How do you know if a sub is broken?
After the subwoofer is properly broken in, you'll notice it plays deeper, with more dynamic range, and increased output. What's physically happening to the sub is the resins in the spider pack begin to break apart and soften.
How do you test if your subwoofer is working?
0:462:49How To Test A Subwoofer To See If It Works A Quick Test - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd I can hear the vibrations. Right here so that is a quick test if you do not have your tunerMoreAnd I can hear the vibrations. Right here so that is a quick test if you do not have your tuner hooked up for your radio. Just plug in your cables. To the back of the subwoofer.
Why Did Subwoofer Get Blown?
The reasons why subwoofer blow varies but can include factors such as too much volume or an amplifier clipping due to underpowering, or overpowering. Yes, underpowering can also result in damage to your subwoofer. It’s not uncommon to encounter a blown-up subwoofer. It can happen for many reasons, but thankfully does not render it obsolete!
Steps To Repair The Blown Subwoofers
First, a couple of checks should be done to diagnose why the speaker isn’t working.
Final Words
If your subwoofer is in a state of damage and needs repair, don’t throw it away or replace it with a new one. In most cases, you can fix the problem yourself by following the above mentioned steps to repair the damage.
How do I fix a subwoofer?
To fix the subwoofer, you might need a screwdriver to remove mounting screws, a soldering iron to keep the system in place, an air compressor, or a vacuum to clean any kind of dust and debris present in the system.
How to tell if subwoofer is blown?
To indicate when your subwoofer is blown because of overpowering, try to notice a large buzzing sound in the music that is usually a sign of damage. Secondly, underpowering is a similar phenomenon that can make the subwoofer out of order by overheating it. This can tear the signals by jamming the voice coil that can damage the amplifier making ...
How to check if subwoofer is damaged?
You can examine any damage in your subwoofer by checking the voice coil and the speaker cone. First of all, check the voice coil by using the multimeter method. In this instance, connect the terminal of the voice coil with the multimeter, if it doesn’t show resistance, your voice coil is damaged and needs replacement.
How long does it take for glue to dry on a speaker cone?
Let the glue dry for at least 24 hours for perfect sticking. You can similarly follow the process for the speaker cone and in the end, make sure to keep the parts in place.
How to fix a voice coil?
First of all, cut the voice call by cutting the foam surround and the dust cover wires that are attached to the system. Hence, after removing the voice coil, clean the system as it is significant for smooth working. Here, use an air compressor or a vacuum to remove the extra dust or debris. Now, take a new voice coil and fix it inside ...
What is a powered subwoofer?
A powered Subwoofer also referred to as the active subwoofer, is a self-contained system that uses the speaker/ amplifier configuration and uses the car receiver for power with a single cable. Here’s a guide on top powered subwoofers in the market.
Why is my subwoofer not working?
Hence, firstly, overpowering the system can damage the voice coil and eventually can crash the con e of the speaker.
What happens if your subwoofer is bad?
If your subwoofer is in a bad condition, it will have a hard time matching its bass with the fast tweeters. You should give your subwoofer system an overall check from time to time to ensure a proper function.
Why does my subwoofer sound like a home theater?
The surround is the main reason your subwoofer sounds like a home theatre. If it’s damaged, you won’t get the deep groove needed to match with those high pitched tweeters.
What is a speaker cone made of?
The speaker cone is made of a soft flexible material and sits on top of a suspended base to give it proper suspension as it needs to produce sound. If it’s not in a good shape, it won’t be able to vibrate well and the sound will be damp and crusty.
2. Overpowered clipped signals
It’s not the clipped/distorted signals from an amp that can damage a subwoofer but the excessive power from these clipped signals.
3. Mechanical failures
Over excursion of the sub’s cone can cause failure but this is less common.
4. Wire failures
There is a flexible wire that connects the positive and negative leads on the sub to the respective terminals on the voice coil.
1. Listen for distorted bass, scratching, buzzing, and other noises
Playing a soundtrack on your source with your subwoofer connected to the system is one way you can diagnose a blown subwoofer.
2. Physically inspect the cone and voice coil
This will involve checking if the suspension or cone is torn. The attachment between the surround and the cone can also come loose.
3. Use a multimeter to test driver circuit resitance
To do this you will need to disconnect the subwoofer from the power outlet and audio source if it’s active and from the audio source if it’s passive.
What is a coil in a subwoofer?
The coil is the part of the subwoofer that runs between the cone and the amplifier. It’s one of the last intermediary steps between sound input and sound output. If your coil is damaged, it’s probably not going to respond to different densities of current.
What does a multiplier do to a subwoofer?
A multiplier will accelerate and further amplify the current entering the subwoofer, and if your subwoofer either (1) audibly buckles at this amplification, or (2) fails to respond to it at all, then your problem may be with your subwoofer.
Can you repair a subwoofer?
In most cases, subwoofers can be repaired by their users, and you’re certainly going to want to (at the very least) try to repair your subwoofers before you decide to buy new ones, since that is almost always a difficult, lengthy process.
Can I fix a broken subwoofer?
The good news is that, yes, it is possible (in most cases) to fix a broken subwoofer. But can you (the consumer) fix it as well as a professional would? If you follow these steps, and are prepared to settle in for what could be quite a lengthy process, then the answer to the question is a tentative, qualified ‘yes.’.
Can a subwoofer be busted?
If your subwoofer is busted, you’ll know it, and there’s an extremely high chance that it either has (1) a blown coil, or (2) a damaged speaker cone.
