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Buzzing Noice With External Audio ( Speakers Or He.

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Apparently some sort of signal is being generated that gets through to the amp. Espo77's living room equipment: RECEIVER: Yamaha RX-A3030- SPEAKERS: Boston Acoustics M350, M25 center, surrounds, and front heights- BLU-RAY: Oppo BDP103D- SUBWOOFER: HSU VTF-15H MK2- dedicated circuits for A/V- TV: Vizio P55C-1 only fix is three prong plug I have a mid-2010 Macbook Pro and until finding this thread, really didn't know what was causing it. I tried connecting laptop plug to the same outlet as well as directly to all wall sockets testing if anything changes, but noise still presist. More about the author

thanks for the tip, snowmoon. Assuming you're running Windows, download and run Lenovo's ThinkVantage System Update utility and install any available audio driver updates. ViewerListener is offline Quote post #16 of 24 Old 04-25-2012, 10:14 AM JD in NJ Advanced Member Join Date: Jan 2012 Location: Northern NJ Posts: 646 Mentioned: 0 What is that for?

Speaker Hum When Powered On

Self-powered speakers and subwoofers come to mind. When I looked at the troubleshooting tips in the back of the manual, it said to remove from surge protector or AC adaptor, which I thought were those black boxes you A ground loop in entertainment equipment typically occurs when one or more pieces of equipment are plugged into the AC (alternating current) at different locations, then connected together by electrical (versus It would be nice to know if the sound is clean that way.

share|improve this answer edited Jan 14 '13 at 1:40 answered Jan 13 '13 at 22:02 Tweek 525412 Yeah, odds are it's "hash" from the power supply. Higher quality cables often have the electromagnetic shielding material built in, but you can purchase snap-on ferrite beads for unshielded cables. Wires There are really only one or two hard and fast rules for cables and noise. Buzzing Sound From Speakers In Car The MOVs, on the other hand, do.

Ensure the computer is plugged in to a grounded outlet. This usually is caused by plugging audio equipment into two different power outlets in your home. At the moment, that's when I get the buzz/hum. http://www.tomsguide.com/forum/57886-6-speaker-buzz The only way I can seem to fix it (an inconvenience) is to unplug the MagSafe, wait a second or two for the buzzing to stop, and plug it back in.

But when I also connect to an LCD projector, there's a terrible buzzing sound. Audio Ground Loop Isolator At a Glance Tripp Lite IS1000HG Isolation Transformer $419.00 View on Amazon Ebtech Hum X $79.00 MSRP $70.00 View on Amazon Tripp Lite TRIPP LITE SU1000XLCD UPS $530.09 View on Amazon You might even see some banding or waves on your TV. Better shielding can't do a thing against ground loops - the ground loop exists because of the chassis-to-chassis connection that the "neutral" side of an unbalanced cable provides.

Computer Speakers Buzzing When Plugged In

You might have a bad cable, "if I don't plug it in all the way, if I do, I don 't get both channels".Edit: Are you absolutely positive you are getting I think I read somewhere that it probably means the electrical outlets in my apartment are what is carrying the interference (but I don't know why just the laptops are affected Speaker Hum When Powered On With the 3.5mm cable in the back of the Bose, I accidentally touch the other end of the cable with my finger - and it produced a faint but distinct buzz Speakers Make Buzzing Noise When Plugged In I want to use the Bose to enhance the TV sound.

I always assumed the humming I heard on my Microworks (slight but audible when connected to my PC, very noticable when connected to the headphone jack on my TV) was a Example here: PIE EIS-ILNO In-Line RCA Audio Noise Filter/Ground Loop Isolator. No, probably not, it's a ground loop. Unknown HDMI cable with a ferrite noise filter to block spurious current traveling through the shielding. How To Stop Speakers From Buzzing

Selden Ball : “If they aren't already, plug all of your audio equipment into the same outlet (i.e. nem0nic Ars Tribunus Militum Tribus: Seattle, WA Registered: Apr 12, 2001Posts: 2127 Posted: Mon Aug 23, 2004 8:13 pm If I got it wrong, then so did all of these sites...quote: It isn't even connected to ground. Does this happen everywhere, or just in specific outlets.

The SU1000XLCD UPS that Tripplite sent me to clean up my apartment’s super-dirty AC, for example costs about $630. Speakers Buzz When Laptop Plugged In nem0nic Ars Tribunus Militum Tribus: Seattle, WA Registered: Apr 12, 2001Posts: 2127 Posted: Mon Aug 23, 2004 8:58 am quote:Originally posted by Miles:quote:in many cases lifting the ground makes your surge DriverGuru Senator et Subscriptor Tribus: somewhere in nonpaged pool Registered: Mar 21, 2001Posts: 19803 Posted: Mon Aug 23, 2004 5:30 pm quote:Originally posted by Pete:[...] I've skimmed enough to see that

The things he describes can happen but many aren't common household problems.

It's probably mono, as OP's seems to be. Most equipment won't notice a common-mode surge either - unless it gets to such high levels that it breaks down the ground-to-live insulation. AVSForum.com is not sponsored by or in any way affiliated with AV Science Inc. Humming Sound From Speakers Solution I had the same issue with my car's audio out.

share Share on Twitter Share on Facebook Email Link Like + Quote Reply gersty2, May 19, 2010 gersty2 macrumors newbie Joined: May 19, 2010 #3 i can confirm that using the YOu don't really have a clue.quote: If you have no ground, the PS CAN NOT work the way it's SUPPOSED TO. When I plug into my Logitech 5400 speakers I get the background buzzing. quote:So, is line noise/buzz/hum wholly caused by ground loops, or are there other culprits?

Jan 12, 2007 4:58 PM Helpful (0) Reply options Link to this post by Alex Hunter, Alex Hunter Mar 6, 2007 7:53 AM in response to Mochel Morris Level 1 (5 Electromagnetic induction; it’s a blessing, it’s a curse. (If you don’t know about it) As to the quality of cables: A poorly made cable can cause noise issues, but there’s no