Sunfire True Sub MK II Subwoofer "powered constant hum" Questions

Omni S8 Subwoofer Constant Hum Constant hum when powered on. Looking for replacement parts. 4amom-s8n is the part number for the amp assembly

...constant humming in subwoofer. speaker hums when you plug it into wall. never had the speaker volume up to high so we don't understand what the problem may be. Sounds like you have a bad connection ...

...HUM IS CONSTANT. Turn down the second amplifier (which the speakers are connected to). This hum is the amplified 'noise' from the EQ and/or amplifier. Try using a much higher graded second amp (eq ...

constant hum whenever my receiver is on. The loudness of the hum changes with the volume control, and goes away entirely when the system is muted. All components are plugged into one power bar. I have

...constant, not so loud noise comming from the centre speaker only and its constantly there. Its only from the centre speaker. What a very disappointing experience to have this happen. check the cable ...

...powered subwoofer for a few years and it worked well ... I then plugged in power cord and turned it on . ... KLH subwoofer Model BASSBite V. Has a bad 60Hz buzz. KLH constant noise Speakers & ...

...powered subwoofer that has a constant humming or buzzing noise when turned on. Noise does not increase or decrease with volume. Noise stops when rca inputs are disconnected. I tried two different ...

...constant annoying hum (buzzing) even with no input plugged in I've tried ground lifting, but it did'nt help. Is this normal for these speakers? All of mine do it. I used to have a very quiet, clean ...

...powered off. If it has a 3 prong plug, try a 3 prong adaptor - where only 2 prongs are plugged in. Sub's should not be grounded. If it still makes a hum noise, the amp circuitry may be compromised. ...

...constant hum that is just the radio from the input,its normal My sub doesn't hum all the time, but it's been flaking out (weird bass drops and sometimes no base at all).  Opened it up ...