Why does my subwoofer randomly pop?

So when you change inputs or change listening modes and you hear the subwoofer(or any speaker) “pop” this indicates that particular pre-out jack is not being muted….or not being muted for a long enough period of time. This can indicate there is a failed diode / circuit in the receiver.

How do I stop my subwoofer from popping?

A popping or crackling noise is being heard from a speaker or…

1. Turn off the stereo receiver.
2. Ensure the speaker wires are properly connected to both the speakers and stereo receiver.
3. Turn off any nearby electronic devices that may be interfering with the speaker sound.

What causes a speaker to pop?

Speaker popping and crackling are caused by interrupted electrical current (audio signals) or, in other words, a loose or dirty connection. To fix crackling and popping, troubleshoot the connective wires to find the problem area and secure the connection and/or replace the cable.

Why do my speakers keep popping?

Speaker crackling is almost always caused by a connection problem. The first thing to do is to check the wire connections between the amplifier and the terminals on the speaker itself. If the wire has a tendency to get moved around, perhaps by a cat or dog, it’s a possibility something has come loose.

Why is my subwoofer knocking?

Sounds like something is going wrong in the sub amp’s electronics. It may be an auto on function miss-triggering or something is shorting out and triggering a thermal protection relay.

Why does my audio keep popping?

What causes a speaker to knock?

When a bad connection interrupts the current for any reason, the speakers move suddenly, making loud popping sounds. The erratic movements stress delicate wiring inside the speakers and may cause them to fail. A poor connection between the speaker cables, the amplifier and the speakers is one cause of popping sounds.