Why does my subwoofer hum when I plug it in?

This hum is caused by the ground voltage potential differences among the system components, power cords and audio/video cables. If the subwoofer is plugged into its own outlet, plug the subwoofer’s power cord into an outlet shared by the other components.

What does a sub sound like when its blown?

Partial sound with distortion – When you hear a weak, distorted sound coming from your subwoofer, at any volume, you probably have a partially blown subwoofer on your hands.

Why does my sub rattle at high volume?

Typically rattles at higher volume are indications of a problem with the cone not moving properly. This can be a tear in the cone, a rip in the surround or a problem with the spider. The surround is the foam piece around the edge. The spider is the part near the magnet that holds the cone in place.

Is the Bluetooth speaker loud at full blast?

You’d think at full blast it would hurt my ears but its hardly even moderately loud. When connected to my truck via bluetooth, it’s louder, same with my bluetooth speaker at home. Do you guys experience this same thing?

Where do I connect my BLAST Megablast speaker?

Open the BLAST MEGABLAST Diagnostic Tool. Connect your speaker to the computer using the USB cable that came with your speaker. NOTE: It’s important that you use the included cable as it supports data transfers. If you need a replacement cable please contact Customer Care.

Why is my audio still quiet at full blast?

No problem. Just a hunch from helping people with other problems. The initial design of the audio path did not properly account for headroom for the EQ. So they “fixed” the problem and now the overall music volume is reduced to avoid the EQ from bumping its head.

What to do if your blast speaker is unresponsive?

Creating a Diagnostic File. If your speaker continues to be unresponsive after the reset or has other issues in general, please use the following steps to create a Diagnostic File. Open the BLAST MEGABLAST Diagnostic Tool. Connect your speaker to the computer using the USB cable that came with your speaker.

You’d think at full blast it would hurt my ears but its hardly even moderately loud. When connected to my truck via bluetooth, it’s louder, same with my bluetooth speaker at home. Do you guys experience this same thing?

No problem. Just a hunch from helping people with other problems. The initial design of the audio path did not properly account for headroom for the EQ. So they “fixed” the problem and now the overall music volume is reduced to avoid the EQ from bumping its head.

Why does my subwoofer make a lot of noise?

The four principal likely causes of hum are: (1) Electrical defects in the powered subwoofer; (2) Induced noise in the audio signal path, most likely around cables; (3) Ground loop noise resulting from different ground potential at the receiver and the subwoofer; and

What to do if you can’t hear music on your sub?

To rule out the sub as the problem, direct connect an iPod, a DVD player, or really any source directly into the RCA jacks on the back of the sub. Turn the sub amp volume all the way down and start playing the source. Then bring the sub amp volume up until you can hear the music.