The 12 Best USB Audio Ground Loop isolators (2023 reviews)

The besign usb audio ground loop isolator might be a relatively new release, but it's still nothing short of impressive in this year. This isolator has completely eliminated the ground loop noise. It gets rid of virtually all of the noise even when it is not paired to a device. It is perfect for car audio. It removes static noise on bass amp aux in. It has very little sound output and also can be very noisy. It is great way to eliminate cross noise and feedback.

The receiver has a very loud high pitch whine when it is not paired to a device. Keeping it short, this device is intended to remove line noise from audio devices and allow for a cleaner end output. It kind-of suppressed the noise from the car, but it also suppresses one channel.

Why We Like This:

Works well to eliminate hiss in car radio
Easy setup and no more electrical noise thru the radio
Compact design, removes engine whine from aux
Completely eliminates all buzzing sounds while playing music through your aux cord

Best For Sirius Satelittle: ZIOCOM USB Audio Ground Loop Isolator

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate isolator. The ziocom usb audio ground loop isolator is exactly that - it's a simple isolator that hits all the right notes. It is perfectly removing audio hum from a laptop. It is easy to work with and uses a standard 3.5mm (1/8”) stereo female connection. The ground loop isolator connects to the aux jack in the car to eliminate noise. It has removed all ground loop noise. The music played has little to no hissing but there is no bass also, you will need to turn your bass up a bit.

The small size is much more convenient than the other models with long cords that get in the way. This device introduces phase and distortion artifacts into the sound, and also lessens the overall volume somewhat. It is perfect for laptop to desk speakers.

Why We Like This:

Solution to hum from audio mixer
More hum, no more buzz, just clean great music
Hooks up in line without having to have it's own power supply
Inside is a low cost coupling, isolation transformer

Best For Power supply: Smof USB Audio Ground Loop Isolator

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Best part: smof usb audio ground loop isolator costs comparatively low and it is available to ship in 24 hours. When using a bluetooth receiver, a ground loop filter noise isolator will help you eliminate the hissing caused by the ground loop that occurs when the audio source and the speakers use the same power supply in some car speakers/home stereo systems, hum and interference sounds. It does the job, takes care of the hum sound, and is nice and compact. It also works using a splitter and using the device on one leg works as well.

The cord is very conveniently very slim to fit into a phone even with a very narrow opening at the headphone jack. It is perfectly with no discernible difference in sound. It has the function of eliminating noise, and it will make your stereo sound great again. This is a great product with some unadvertised features. The device itself is extremely well-made and aesthetically it looks good as well.

Why We Like This:

Super small and doesn't get in the way
Perfect form-factor for laptop use, and not as big and ugly as others
Works great, no more engine noise
Works perfectly and gets the job done with no fuss

Best For removing Noise: Jabinco USB Audio Ground Loop Isolator

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Best part: jabinco usb audio ground loop isolator costs comparatively low and it is available to ship in 24 hours. This inexpensive little device completely removes every track of the hum, even at high volumes. It's actually audio being ported into from a mixer with various synth engines connected. It is perfect for removing noise from an 07 prius. It's a ground loop isolator, evidently implemented here as a completely passive AC transformer.

The working principle of this noise isolator is to achieve a clear speech / music by eliminating the current noise in some car speakers / home stereo systems. These are perfect as you don't have to do any wiring for the setups that already use 3.5mm headphone plugs. This little gadget is a quick and affordable fix.

Why We Like This:

Fixes nintendo switch buzzing in headphones when docked
Completely eliminated static noise in classic car
Very compact and small enough to be out of the way
Eliminates noise, and the left side speaker

Best For RCA lines: Installgear USB Audio Ground Loop Isolator

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For a low asking price, installgear usb audio ground loop isolator has managed to overwhelm their customers by packing as many features as they could. It's important to look professional and running sound from laptop to power mixer or sound board with out this product. It is designed to eliminate ground loop noise. 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. This helps take that low humming or hissing noise out. The noise is like a feedback from the TV to the speakers and this noise filter completely removes it. You can still hear noise if you listen closely but the isolator definitely reduces it to the point where it’s not annoying. This will diminish overall sound quality to your amps. It is used for an automotive application, but on an onkyo surround sound receiver.

Why We Like This:

Perfect solution to cancel the noise
Great product to eliminate line noise hum caused by ground faults
Effective at preventing audio ground loops
Instantly eliminated the low frequency interference noise

Best For mic Input: Kript USB Audio Ground Loop Isolator

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Best part: kript usb audio ground loop isolator costs comparatively low and it is available to ship in 24 hours. This is a very affordable and compact ground loop isolator, which is particularly useful if you need several of them, in front of a mixer or switch. This device is able to get rid of that horrible buzzing sound. It does a great job at removing the noise without degrading the sound quality too much. The sound coming from the Switch sounds great.

This is perfect if you have any buzzing sound with the nintendo switch. This product significantly decreases the static and popping, but does not eliminate it entirely.

Why We Like This:

Great sound quality all across the frequency range
Clean sound, deep lows, and great sound quality
Bi-amped and very loud for 30w
Excellent performance on eliminating the ground loop noise and keeping the audio quality intact

Best With Nintendo switch: Golvery USB Audio Ground Loop Isolator

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If you often find yourself confused about convenient and suitable isolator, golvery usb audio ground loop isolator is your end point. This device works great to eliminate hum. It will help with 60hz or 120hz ground loop buzz & hum. There is a slight hissing noise still audible, but it's 1% of the volume and much less fatiguing/irritating to the ear than the humming noise without it. It is great with the nintendo switch to pc line-in for mixed audio.

This device is extremely simple to install and solves all hum problems. It comes with the ground isolator, and it has significantly reduced it. It improves the sound quality for a better hearing experience.

Why We Like This:

Effective at getting rid of ground loop noise
More whining when the engine rpm is changed
Good investment for long term

Best For microphone: Cable matters USB Audio Ground Loop Isolator

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The cable matters usb audio ground loop isolator gives the top-tier isolator a run for their money by offering flagship specs at a much more affordable price. This product works great for eliminating the speaker “humm” that occurs when the audio source (Alexa, radio, CD player) is plugged into an electrical outlet and the speakers are plugged into an electrical outlet also. It is used to remove heavy hum from gaming pc to speakers. It is compatible with 3.5mm aux port, 3.5mm line in/out ports on audio systems, phone and tablets, headphones, speakers, and more.

The isolator features filters designed to remove hissing, buzzing, and humming noises introduced into car stereo systems by improperly grounded electrical components. This is coated with a rubber or plastic that hasn't had time to off-gas. It includes a 3.5mm aux cord for connecting the isolator. It is a very inexpensive way of getting rid of static.

Why We Like This:

Significantly reduced the hum when running laptop sound into a pa
Straightforward to put it in line with the aux cable
Good brand reputation

Best For powered speakers: Recoil USB Audio Ground Loop Isolator

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Recoil has been making great isolator for years, thanks to a combination of clever design and appropriate materials. This device provides isolation for one of the computers, without attenuating the signal too much. It is great for powered speakers. They are ground wire, connect to negative on the amp and chassis of the vehicle. It doesn’t eliminate 100%, but the interference can be heard when playing music. This product is great for powered speakers.

Why We Like This:

Good filter for ground loop noise
Utilizes proprietary audio transformers for a 1.3 db gain
Sounds great and was crazy easy to install
Eliminates ground loop noise between the audio source and radio

Best value For money: Ksridote USB Audio Ground Loop Isolator

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Best part: ksridote usb audio ground loop isolator costs reasonable and it is available to ship in 24 hours. 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 from your car audio system/radio/home stereo/speakers. It is great for eliminating noise in a two pc setup. It makes audio enthusiasts depressive and also it is compatible with all audio devices that have a 3.5mm aux jack.

The package includes 2pcs ground loop noise isolators with 3.5mm audio cables and 1 manual which can help you easily use them. 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. It is easy to install and complete ground loop isolation, no gain change. This is a plug and play unit and does not require a geek to make it work.

Why We Like This:

Completely eliminated all of the line noise while using a mixer
Fuzz, no hum, no static just audio
New and hot release

Best Sound Quality: Texasdeluxe USB Audio Ground Loop Isolator

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The texasdeluxe usb audio ground loop isolator is satisfactory and appropriate and fits well with your daily usage. This little thing eliminates all the noise in the Audio setup. It works with any portable device that has 3.5mm audio jacks, for your car audio system/home stereo, when grounding issues persist. It can be used with a bluetooth receiver/bluetooth hands-free car kit in your car audio system/home stereo. The ground loop isolator can connect to the aux jack in your car to eliminate noise and allow you to enjoy good quality sound and environment when you use it in your car or house eliminating buzzing noise caused by ground loops in some car speakers / home stereo systems.

Being so mini and light-weight, this little gadget does not take much space and can be easily taken away without battery. It is great for eliminating annoying noise to restore excellent sound effect noise isolater and cable only, any other accessories not included.

Why We Like This:

To achieve a clear speech/music by eliminating the current noise
Can be used with a receiver/hands-free car kit in your car audio system/home stereo
Delivers what they promise

Best Feature: Easy To Install: generic USB Audio Ground Loop Isolator

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate isolator. The generic usb audio ground loop isolator is exactly that - it's a simple isolator that hits all the right notes. The isolator ensures that the shield ground on each audio cable is isolated from any equipment ground, which could cause audible noise when amplified. It has four channels, composed of two pairs of stereo (l+r) inputs and outputs. The nominal input power is 50 watts, with a maximum power level of 100 watts.

Why We Like This: