Why are my Bose speakers making a humming sound?

Since the speakers work with your grans laptop the problem is either in your PC or in the way the speakers or the power supply for them is connected. Try connecting the ps to a different ac outlet. If it has a three prong plug you can try a 3 to 2 ac ground lifter like this

Why is my subwoofer making a loud hum?

Did not have my system on at the time. Suddenly, there was a rather loud hum in the main room. When I traced it down, it was coming from the subwoofer. Volume hadn’t been touched, and the ONLY thing that made it quit was unplugging it. It was attached through a power strip.

Is there a problem with the Bose speakers?

Bose speaker problem with having a humming/buzzing sound when turned on. I bought a pair of Bose companion 2 series 3 speakers. I plug them into my computer and it hums/buzzes when i have it turned on. I plug it into my grandmothers laptop and they sound perfect. Nothing wrong.

When did my subwoofer start making strange noises?

Discussion in ‘ Audio Hardware ‘ started by Rosskolnikov, Feb 26, 2013 . Not open for further replies. So I’m working from home today, waiting for the kids to get back from school.

Why does my subwoofer hum when I plug it in?

Ideally, all ground points have zero volts between them. When a ground loop problem exists, you’ll hear a low frequency hum when you plug any audio or video components — including subwoofers — in the electric outlet. This hum is caused by the ground voltage potential differences among the system components, power cords and audio/video cables.

What should I do if I hear hum in my speakers?

Remove the cables connecting the receiver, power amplifier, or device powering your speakers. Only the speaker cables, loudspeakers, and AC plug powering the unit should now be connected. Does the hum go away?

What causes 120Hz Buzz and 60Hz Hum?

There are two basic types: 120Hz buzz, typically caused by ground loops, and 60Hz hum, typically a result of poor shielding, cable problems, or close proximity to strong magnetic fields. To determine which of these you have, listen to the two examples. 60Hz hum caused by close proximity to other equipment or cables problems: 00:00 / 00:13