The 9 Best Audio Cable Noise Filters (2023 reviews)

The besign audio cable noise filter is capable of outshining several other filter featured in this list in overall features. It is perfectly without any sound quality sacrifice. It is used to connect music with aux cable on the bmw 328i. It gets rid of virtually all of the noise even when plugged in. This has an isolation transformer inside which usually does the job.

The quality is fantastic, there is zero electrical connection from one side to the other. Keeping it short, this device is intended to remove line noise from audio devices and allow for a cleaner end output. It is perfect for car audio.

Why We Like This:

Best product to eliminate noise from an outside source to the car radio
Compact design, removes engine whine from aux
Eliminates ground noise from bluetooth plug in
Works well to eliminate unwanted noise

Best For Car Audio: Smof Audio Cable Noise Filter

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Next on the list, we've got yet another filter that manages to win our hearts. It's the smof audio cable noise filter and it's widely considered as one of the best convenient filter you can buy. This device completely eliminates the engine noise and whine. It's not a notch filter, which would be ideal, but is a well designed low reject filter. It has a female socket on both ends, but it is packed with a short pigtail that makes it a breeze to insert it in-line. It will be mono playing through both the right and left side headphones.

This product works like a charm in clearing up the sound and whine. It is easy to get out of the way and tied down for road vibrations. The short audio cable is detachable. This cuts down on the noise dramatically.

Why We Like This:

Works great, no more engine noise
Takes away the annoying electrical hum
Less wires, small size means less clutter
Super small and doesn't get in the way

Best For Sirius Satelittle: ZIOCOM Audio Cable Noise Filter

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If you often find yourself scrambling for appropriate and satisfactory filter, ziocom audio cable noise filter is your solution. The working principle of this ziocom noise isolator is to achieve a clear audio or music by eliminating the current noise in some car speakers / home stereo systems. It has removed all ground loop noise. It's great with eliminating all if not most of that static noise that happens during GPU intensive games. This device introduces phase and distortion artifacts into the sound, and also lessens the overall volume somewhat.

It is easy to use compared to out ground loop isolators. The music played has little to no hissing but there is no bass also, you will need to turn your bass up a bit. It is designed to eliminate noise in audio systems when there is a grounding issue from shared power sources. If you have noise problems when charging your phone, you should definitely get one of these.

Why We Like This:

Inside is a low cost coupling, isolation transformer
Works well with ik multimedia uno synth
Hooks up in line without having to have it's own power supply
More hum, no more buzz, just clean great music

Best For alternator: Installgear Audio Cable Noise Filter

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The installgear audio cable noise filter should be able to handle its purpose and duties with ease. This particular ground loop isolator connected directly up to the device completely fixed that issue and the sound is crystal clear. It is used for boat audio where the head unit outputs go into the amp. If you plug this into the head unit, you will still pick up noise from the cables and have minimal to no effect on the noise you are trying to filter out. It fits in the cavity easily.

The noise is like a feedback from the tv to the speakers and this noise filter completely removes it. It works well to remove noice and totally clears it up. It is great for the home av system. It is easy to install and it does it's job 100% of the time.

Why We Like This:

Instantly eliminated the low frequency interference noise
Eliminates ground sound from an amplifier
Good for mids and highs, avoid for lows
Great product to eliminate line noise hum caused by ground faults

Best With equalizers: Ekylin Audio Cable Noise Filter

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Best part: ekylin audio cable noise filter costs comparatively low and it is available to ship in 24 hours. It is usually hooked up between your car radio and wherever it gets its power from in the car. It connects between the car’s accessory power (which is OFF when radios should be off) and the power source cable of the head unit. The red wire connects to the battery 12v+, and the yellow wire connects to the power cable of the stereo where the electricity is going. The radio is an Alpine, so this noise suppressor will work with higher power decks.

The build quality is pretty rough and they only use a 16V rated capacitor. It is compatible with car stereo receivers, equalizers, amplifiers, speakers, etc. The whistle shifting with the engine RPM is pretty notable. These are 35v rated caps and also it is plugged in to ac power.

Why We Like This:

Reduce 75% of the whining noise from alternator
Lot of satisfied buyers

Best For home: Cable matters Audio Cable Noise Filter

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The cable matters audio cable noise filter is satisfactory and appropriate and fits well with your regular usage. The cable matters ground loop isolator is the perfect tool to solve car audio issues caused by improperly grounded electrical components. It is compatible with 3.5mm aux port, 3.5mm line in/out ports on audio systems, phone and tablets, headphones, speakers, and more. It is able to get rid of a 60hz hum out of a line input.

The isolator features filters designed to remove hissing, buzzing, and humming noises introduced into car stereo systems by improperly grounded electrical components. It's kind of cumbersome with it just hanging down, but it does eliminate the noise through the speakers that is usually there. It's also compatible with TVs, computers, tablets, phones, phones, and other devices with a 3.5mm headphone jack. This is a simple plug inline unit.

Why We Like This:

Straightforward to put it in line with the aux cable
Significantly reduced the hum when running laptop sound into a pa
Works well, got rid of ground loop and computers mixed together sounds

Best For Power supply: Conext link Audio Cable Noise Filter

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Not everyone likes to purchase filter for their regular usage, but the conext link audio cable noise filter would be an anomoly. The female connectors are usually used as the input because the RCA cables are already run from the head unit to the amplifier using a male to male cable. It works well can be used mono only 1 in 1 out or both in stereo or 2 in stereo 1 out connector to mono. This is used for reducing engine buzz.

The female side allows the existing cable to be used by unplugging the rca cable from the amplifier and plugging into this noise filter and then the noise filter male connectors plug into the amplifier. It reduces the ground loop noise significantly, but it does not completely eliminate the noise. This isolator removes the buzz completely.

Why We Like This:

Cylindrical metal case with heat shrink tube
Eliminates humming and buzzing between audio source and amplifier due to ground loop issues
Filters out dc current in the signal path

Best For eliminating Noise: Ksridote Audio Cable Noise Filter

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The ksridote audio cable noise filter is satisfactory and appropriate and fits well with your daily purpose. The ground loop isolator 3.5mm will instantly remove the buzz/hum/static out of your car audio system/radio/home stereo/speakers. It is convenient but creates really intense line noise. It makes audio enthusiasts depressive and also it is compatible with all audio devices that have 3.5mm aux jacks. The package includes 2pcs ground loop noise isolators with 3.5mm audio cables and 1 manual which can help you easily use them.

Size and lightweight(2.36 * 0.78 * 0.78 in, 0.081 lb), this little gadget does not take much space and can be easily taken away. It is easy to install and complete ground loop isolation, no gain change. They can effectively eliminate the group loop interference that may occur when the audio source is connected to the playback device, and bring clean music to you.

Why We Like This:

Fuzz, no hum, no static just audio
Completely eliminated all of the line noise while using a mixer
Lot of satisfied buyers

Best For Power Cord: Konohan Audio Cable Noise Filter

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Konohan has been making great filter for years, thanks to a combination of clever design and appropriate materials. These video noise filters are designed into double snap clips, convenient for you to use. It is an electrostatic charge from the springs in the couch that would expel when expanding. You will get 20 pieces of noise clips with 5 different sizes, 4 pieces in each size, and sufficient quantities can satisfy your daily needs and replacement.

These electrical interference filters are compact in size and light in weight, not occupying much space, easy to carry around when you go outside, bringing you a lot of convenience. They work very well, and the variety of sizes is useful. It fits well on a G8x coaxial cable. It is nice for cutting noise on usb, power cord, audio, video cables and more, suitable for homes, offices, dormitories and cars. The package contains a nice combination of ferrite bead sizes, 4 pieces in each size, sufficient quantities can satisfy your daily needs and replacement.

Why We Like This: