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My Niles Z6 amplifier is making an increasingly loud humming
my Niles Z6 amplifier is making an increasingly loud humming noise from the amplifier box … read more
Expert
Expert
I have a Panasonic sc-8200c (front) or sd-820c(back). 2
Second opinion] I have a Panasonic sc-8200c (front) or sd-820c(back). 2 different models numbers for my 4 channel turntable. I can listen to records fine when I have speakers hooked up directly to the… read more
Louie
Louie
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My BoseWave Music System Model AWRCC1 has a loud hum when
My BoseWave Music System Model AWRCC1 has a loud hum when the radio is first on then diminishes to a low but still discernible level. When I turn the radio off, then on, the loud hum returns. … read more
Aric
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SIGNAL TO NOISE RATIO: I have two McInstosh MC2100 audio
SIGNAL TO NOISE RATIO: I have two McInstosh MC2100 audio amplifiers. I happened upon two fresh Japanese electrolytic filter capacitors with the same dimensions but BETTER specs than the original. I de… read more
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There is a loud hum that interferes with the sound. It is a
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Aric
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My NV A4 appears to be the source of a loud hum that just
My NV A4 appears to be the source of a loud hum that just started after 11 years… hum persists when i disconnect both input sources … it is extremely loud on one set of speakers… read more
Michael
Michael
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When I turn the power on on my C315BEE amp, there is a slight
When I turn the power on on my C315BEE amp, there is a slight hum sound heard. What's the cause?… read more
Aric
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Run A/V and repair business for over
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My sansui 9090db, the volume was turn-up and it made a loud
My sansui 9090db, the volume was turn-up and it made a loud boom. It never work after that happen.… read more
Aric
Aric
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I have a Rotel RSX-1055 hooked up to a Emotiva XPA-2 amp, speakers,
I have a Rotel RSX-1055 hooked up to a Emotiva XPA-2 amp, speakers, and a powered sub. When I turn the amps on I has static coming from the speakers and the sub has a low but audible rumble that will … read more
Aric
Aric
Engineer
Run A/V and repair business for over
2,649 satisfied customers
Hi Rusty. I have returned home. Here is the latest development.
Hi Rusty. I have returned home. Here is the latest development. I used a lab power supply and supplied dc to the C26. The C26 was unplugged. I cut the lead coming from the cathodes of D301 & D302 … read more
Rusty
Rusty
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RUSTY ONLY QUESTION. Rusty, I have all of the inputs shorted
RUSTY ONLY QUESTION. Rusty, I have all of the inputs shorted to eliminate them from the problem. I only pull the shorted plug out to hook up a signal generator or music source. I trust you read what I… read more
Rusty
Rusty
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Regarding a McIntosh C26 preamplifier..I have replaced EVERY
Regarding a McIntosh C26 preamplifier..I have replaced EVERY SINGLE CAPACITOR IN THE ENTIRE UNIT!!! I used only the best quality Nichicon caps. In order to do a super neat job I removed both channel b… read more
Rusty
Rusty
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I am a so-so technician. I am working on a 35 year old McIntosh
I am a so-so technician. I am working on a 35 year old McIntosh c26 preamp. It was virtually perfect except for slight ac hum. I obtained very high quality Nichicon 105c caps and replaced the hightlig… read more
Louie
Louie
Technician
Ind. Tech.
15,878 satisfied customers
I have a transistor McIntosh preamplifier. In the ps circuit
I have a transistor McIntosh preamplifier. In the ps circuit it has two 160uf 200v caps and two 200uf 200v caps. I wish to replace these caps because they are 30 years old and no sense tempting fate. … read more
Jack
Jack
technician
factory trained engineer
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Question for Benimur. I have an old Bang and Olufsen Biogram
Question for Benimur. I have an old Bang and Olufsen Biogram 8000 turntable if had stored for years and working on putting into use. It came with a MMC 20 CL cartridge/ stylus. The stylus was broke an… read more
Louie
Louie
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Our L1 model 11 system is emitting a loud hum and the indicator
Our L1 model 11 system is emitting a loud hum and the indicator lamp is still blue when we do plug in an audio engine it is very distorted when not not plugged in to any other device still same loud h… read more
Carl L
Carl L
Owner/CEO
Vocational, Technical or Trade Scho
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Hi, I bought some new speakers, Audioengine 2s, and so far
Hi, I bought some new speakers, Audioengine 2's, and so far they work fine with my PC. My problem is that I also want to use them with my nintendo Wii, but when I plug the wii in, I get a loud humming… read more
Nathan
Nathan
Engineer
Bachelors of Science
3,373 satisfied customers
Hi - I have a NAD T973 amplifier and a NAD T163 pre amplifier
Hi - I have a NAD T973 amplifier and a NAD T163 pre amplifier - I have been experiencing a loud humming noise for quite a while through the 4 rear and side speakers - just recently the 2 front speaker… read more
Rusty
Rusty
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Meet the Experts:

Louie

Louie

Technician

15,878 satisfied customers

Have been in the business 25+ yrs., down to component level.

LOAJ3256

LOAJ3256

Technician

497 satisfied customers

35 years in Home Theater and Systems Integrator, Senior

Neil

Neil

Engineer

23 satisfied customers

Electronics engineer with 25 years of experience.

Steven

Steven

Technician

19 satisfied customers

Certified ISF and HAA Home Theater Installer

Nathan

Nathan

Engineer

3,373 satisfied customers

Custom home theater installer. Authorized dealer top brands

Aric

Aric

Engineer

2,649 satisfied customers

15+ years in the field. Owner of AV Installation, OEM and Repair company

Rusty

Rusty

Engineer

1,318 satisfied customers

Let my expertise help solve your technical problems. Over 20 years electronics and sound equipment experience.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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