Questions & Answers for: Sunfire subwoofer hum

Sunfire MK II Hums on input signal. Hum can be canceled repeatedly by switching on or off lights in room. Problem is consistent. Sometimes a small electric shock can be felt at a light switch. Is this

...subwoofer hum"). I'm assuming there's something internally wrong now. I did have a power wire come loose inside a couple of years ago but I soldered it back on without any issues. Does anybody know ...

...hum I own a Sunfire True Subwoofer Mark II. Since day one (about 3 years ago), a 60HZ electrical ground hum is present. I found this to be the problem by arresting the hum with a HUMX sold by Ebtech: ...

subwoofer speaker from damaged. This might be triggered if the earth loop sound is causing the sub amp to overload and clip. Failing this there might be a dried out overheated electro capacitor in the

I have a low frequency hum that is in my sub whether any music signal is present or not. It is barely audible when playing... but still there. Turn all the sound off... and the unit just sits in the ...

how to get rid of the hum Check your cabling to make sure you dont have a ground fault. if you still have humming, buy a "groundless" adapter for your power plug (takes the ground away) and plug it ...

my woofer is humming i replaced the ic2030 but problem is not sol pl give mi solution Hope u fixed this by now but I had a hum also and tracked it down to the cable box as found a site which told me ...

...Subwoofer hum. I have a Sunfire MK II subwoofer that hums when it is plugged in (it even hums when no signal is connected). I've tried multiple outlets on different circuits, but hum continues. ...

...hum mainly from the subwoofer because it's a low-frequency noise, but there will also be hum from your floorstanding front speakers or even compact bookshelf models. First, try disconnecting your ...

...Subwoofer? Does it pull out easily or do you have to take the amplifier plate off and tighten from the inside? The volume knob is loose. When I push in on the knob the hum disappears. I have tried to ...