Why does my sub Keep thumping?

This can indicate there is a failed diode / circuit in the receiver. You can have the receiver serviced but before going through that inconvenience try a couple things to minimize the problem. Adjust the gain control on the subwoofer in conjunction with the bass level control in the receiver.

Why are my speakers making a pulsing sound?

The thumping is probably a power supply issue. Try disconnecting the speakers from the PC and short the three input connections (tip, ring, and sleeve) on the input jack together. If you still have the thumping, the issue is due to something within the speaker/amps.

What does a sub sound like when it’s blown?

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. however, if you only blew one voice coil, the sub can still be salvaged but you can only use the functional voice coil.

How long does a subwoofer take to break in?

Some speaker manufacturers will recommend a break-in period of around 10 hours. That should be plenty of time to allow your subwoofer to get settled in, if you decide to do this at all.

How do I know if my voice coil is blown?

Blown Speaker Symptoms What is this? Distortion at Normal Volumes – If even at moderate volumes you hear hiss, static, and fuzz, then you have one of two problems on your hands. You either have loose or damaged voice coils or you have a torn cone. If you turn up the volume the problem should get worse.

What will Underpowering a sub do?

Underpowering your subwoofer — Pop and Sizzle Not giving it enough power just means that the music will sound weak and lack detail. The danger is when that power is coming from an amplifier that’s being overworked and sending out a clipped signal.

Do subwoofers get louder as they break-in?

Do Subwoofers Get Louder as They Break-In? Yes! It’s important to remember that break-in always sounds different than your speakers will after they are broken in, but if you take care of them and listen during this process then you can achieve fantastic results.

How do I stop my subs from clipping?

If you are experiencing clipping distortion with your current amp, you may need to buy a larger power amplifier or live with lower volume levels. But be sure the amplifier gain is properly adjusted before rushing to buy another amp.

Do subs get louder as they break in?