Electronics

49 Best ground loop isolator 2022 – After 244 hours of research and testing.

Written by Alex Rowe

Now that you are here, you must be looking for the best ground loop isolator! If you aren’t for it, you shall use our search and look for the topic you are interested in. As this piece is a lengthy one and covers a few more aspects other than the best list, they are the best ground loop isolator brands in United States of America and a buyer’s guide for making an informed buying decision.

Before we begin with the list, We ask you to make a list of things that you are looking for in a ground loop isolator. It could be anything which you’ll require when doing tasks. This will help you have some clarity about the important things and will help you save money by not overspending on the features you won’t use or a product that has more features!

You surely are here for being able to make an informed buying decision when it comes to ground loop isolator and you must be looking for the list, We know that! But before we begin, we’d like to tell you that, this is the most unbiased list ever, it has specs, lists down the features of the ground loop isolator, best brands and has a dedicated buyer’s guide for people in United States of America.

Full Disclosure: This article might have a few external links to Amazon and other informative sources. When you make a purchase on Amazon using our link, we’ll earn a small fee without you having to pay extra for the item. This helps us keep the site running and publishing more awesome content, add more research and never let people buy bad-quality products!

Best ground loop isolator in 2021

1. BESIGN Ground Loop Noise Isolator for Car Audio/Home Stereo System with 3.5mm Audio Cable -Noise Filters

By BESIGN

  • You can enjoy the clean and clear music/audio by eliminating the current noise in some car speakers / home stereo systems.
  • Portable, light-weight and plug and play without any complicated setup
  • Works with any device that has a 3.5mm jack including smartphones, tablets, mp3 player, speakers, when grounding issues persist
  • Being so mini, portable and light, plug and play, no battery need or button, all you need to do is to plug in the ground loop isolator
  • Package Contents: Besign Ground Loop noise Isolator with 3.5mm Audio Cable, User Manual.
  • Ground loop filter noise isolator, eliminating the hiss, buzz and interference caused by ground loops which happens when the audio source and the speaker use the same power source in some car speakers / home stereo systems when using the Bluetooth receiver.
  • You could also use with a Bluetooth Receiver/Bluetooth Hands-free Car Kit in your Car Audio System/Home Stereo.

2. Bluetooth Transmitter Receiver for TV, 2-in-1 Bluetooth 5.0 Adapter, aptX Low Latency, aptX HD, Wireless Audio Adapter for TV/Home Sound System/Car/Nintendo Switch -Noise Filters

By MA Audio

  • Update Old Stereo: Bluetooth receiver mode, connecting Bluetooth receiver to non-Bluetooth music speaker, ideal for stream music from your phone to home or car sound system
  • Dual Connection: Bluetooth adapter can be paired with two Bluetooth receivers simultaneously (like headphones), so you and your family can share music or movie, without disturbing others.Note: aptX Low Latency techniques are not support Dual Connection.
  • Superb Sound Quality: Bluetooth adapter equipped with Bluetooth technology 5.0 and delivers high quality audio and a more stable wireless connection
  • Warm Tips: Bluetooth transmitter receiver Built-in battery for up to 14 hours use, Listen to CD-like audio quality
  • With any problem, please feel free to contact us.
  • Aptx Low Delay: Bluetooth transmitter Receiver supports aptX Low Latency and aptX HD for Low Delay and High-fidelity Stereo Sound, it is certified according to Qualcomm.
  • Bluetooth transmitter mode, add Bluetooth transmitter function to old TV, PC, iPod.
  • Built-in microphone, you can enjoy hands-free calling, pick up or hang up a phone call by click.

3. InstallGear Ground Loop Isolator Amp Noise Filter -Noise Filters

By InstallGear

  • Reduces Humming and Buzzing Noises
  • Designed to Eliminate Ground Loop Noise
  • Two Channel
  • Compact Design

4. Earthquake Sound GLI-200 Hum and Buzz Kleaner 600 Ohm RCA in/Out Ground Loop Isolator -Electronics

By Earthquake Sound

  • Compact rugged construction fits into nearly any Audio system, and can be mounted to any surface with its built-in mounting bracket
  • Industry standard 600-ohm impedance designed to match your A/V receiver’s output
  • Eliminate or reduce most hum or ground loop noise while maintaining high-quality sound from your audio system
  • Home, mobile, and pro audio compatible with RCA inputs and outputs
  • Not all hum or buzz noise situations are the same – follow the Earthquake Sound wiring guide to achieve the best performance

5. BOSS Audio Systems Ground Loop Isolator B25N noise Filter for Car Audio Systems -Noise Filters

By BOSS Audio Systems

  • Ground Loop Isolator Noise Filter
  • Always Use High Quality RCA Cables for your Audio System
  • Reduces High Pitched Whine Alternator Noise caused by the car’s electrical system
  • Tips: Ground each amplifier independently
  • Dimensions: 3.4 x 1.5 x 1.5, Unit Weight: .30 Lbs
  • Same thing if you have added stiffening capacitors, go to a separate ground for the cap

6. Smof Ground Loop Noise Isolator for Car Audio/Home Stereo System (Eliminate The Buzzing Noise Completely) with 3.5mm Audio Cable, Black -Noise Filters

By Smof

  • EXTREMELY SIMPLE OPERATION Plugged this ground loop isolator directly into the cars/speakers AUX port, then the aux cable into the audio source
  • GROUND LOOP NOISE ISOLATOR Eliminates groud loop interference that may occur when the audio source is connected to the playback device
  • Plugged this audio noise filter up and it instantly took the buzz/hum/static out of your car audio system/radio/home stereo/speakers
  • You will see the change was instant! Completely solved the noise problem! This noise filter does not require charging and has no built-in battery
  • 3.5MM CABLE CONNECTION Smof noise isolator works with any device that has a 3.5mm jack including smartphones, pc, laptop, tablets, mp3 player, or other speakers.
  • PORTABLE SIZE In order not to take up your extra space,and meet your portable needs, Smof ground loop isolator 3.5mm is designed with ultra-small and lightweight size (2.36 * 0.78 * 0.78 IN, 0.081lb) its diameter is only half of 25 cents.
  • Give back the clean and clear music to you.
  • PACKAGE CONTENTS Smof G01 audio isolation transformer, 1*3.5mm Audio Cable, User Manual, 24-Month Product Replacement Warranty and 24 hour Customers Service.
  • Extremely simple operation.

7. Ebtech Hum X – Plug-Style AC Voltage Ground Loop Hum Eliminator + Cleaning Cloth -Noise Filters

By EBTECH

  • Removes unwanted voltage and current in the ground line to eliminate ground-loop hum
  • Gives you a solid, safe ground, unlike devices that remove the ground altogether
  • Works with any device with a 3-prong outlet that doesn’t draw more than 6A of power
  • Enables you to eschew volume- and tone-sucking filters and ground lift adapters
  • A breeze to use and install

8. JABINCO Ground Loop Noise Isolator,for Car Audio/Home Stereo System with 3.5mm Audio Cable (Black) -Noise Filters

By JABINCO

  • 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.
  • Eliminating the buzzing noise, caused by ground loops which happens when the audio source and the speaker use the same power source in some car speakers / home stereo systems when using the Bluetooth receiver.
  • Works with any portable device that has 3.5mm audio jacks, for your Car Audio System/Home Stereo, when grounding issues persist
  • If you buy more than 100
  • The Ground Loop Isolator connect to the AUX Jack in car to eliminate noise.You will enjoy good quality sound when use it with Ground Loop Noise isolator.
  • There will be a favorable price.
  • We are manufacturers
  • Also used with a Bluetooth Receiver/Bluetooth Hands-free Car Kit in your Car Audio System/Home Stereo.

9. Ground Loop Noise Isolator for Car Audio/Home Stereo System with 3.5mm Audio Cable (Black) -Noise Filters

By MA Audio

  • Also used with a Bluetooth Receiver/Bluetooth Hands-free Car Kit in your Car Audio System/Home Stereo.
  • ELIMINATING BUZZING NOISE : Eliminating the buzzing noise, caused by ground loops which happens when the audio source and the speaker use the same power source in some car speakers / home stereo systems when using the Bluetooth receiver.
  • COMPACT AND PORTABLE : Being so mini and light-weight (2.01*0.59*0.59 IN, 0.99 OZ), this little gadget does not take much space and can be easily taken away.
  • WORKING PRINCIPLE : 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.
  • COMPATIBLE MODELS : Works with any portable device that has 3.5mm audio jacks, for your Car Audio System/Home Stereo, when grounding issues persist
  • NOTE: The Ground Loop Isolator connect to the AUX Jack in car to eliminate noise.You will enjoy good quality sound when use it with Ground Loop Noise isolator.

10. Gazechimp 4-Channel Ground Loop Isolator Noise Filter RCA Isolation Audio Improvment -Noise Filters

By Gazechimp

  • The isolator ensures that the shield ground on each audio cable is isolated from any equipment ground, which could cause audible noise when amplified
  • The nominal DC impedance of the device is 100 ohms and the audio impedance is 3500 ohms at 1000 Hz
  • This device 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.
  • Isolate and eliminate noise caused by a ground loop in an audio circuit with this Four-Channel Ground Loop Isolator.

11. Kript HiFi Ground Loop Isolator for Audiophile Low Frequency Can Reach 20hz Music Without Distortion -Noise Filters

By Kript

  • This is often found in car speakers and home stereo systems using a Bluetooth receiver.Our Permalloy design is superior to previous silicon-steel designs as it provides the best possible transmission quality, and reduces the gadgets size.
  • Why, you ask? Because it effectively eliminates distortion, and any buzzing sound that occurs from ground loops
  • It can also be used with normal car kit, complete with a Bluetooth Receiver/Bluetooth hands-free that is perfect for use in both your car audio system and home stereo.It also could cancel noise from switch console to your PC speakers.
  • Our product is compatible with any portable device that is equipped with a 3.5mm audio jack
  • This gadget is perfect for people on the go as it is lightweight and completely portable
  • Please notice this isolator only could cancel ground loop noise, which is caused by charging
  • You can use it for your home stereo, then remove it and insert it into your cars audio system, for music on the go.This product takes up little space measuring in at just 8.5 centimeters with a weight of 25 grams.
  • The low frequency of this HIFI version isolator can reach 20hz, allowing for 99% of consumers to receive distortion free audio.
  • Permalloy core processors are our true selling point
  • Ground loops occur when your audio source and speaker utilize the same power source
  • If you hear noise when charging your device but not when operating on battery, then this product should solve the problem.

12. Compact Mini Hum Eliminator Box – 2 Channel Passive Ground Loop Isolator, Noise Filter, AC Buzz Destroyer, Hum Killer w/ 1/4″ TRS Phone, XLR Input/Output, Uses 1:1 Isolation Transformer – Pyle PHE400 -Musical Instruments

By Pyle

  • Equipped w/ ¼” TRS phone and XLR inputs and outputs on 2 channels
  • Worry-free Shopping: with the pylepro Phe400 hum/noise eliminator, we are confident of the quality of our product, therefore, we offer a 30 day money back guarantee, No questions asked
  • Removes AC noise: The Pyle hum eliminator removes 60Hz AC hum caused by ground loops that act like Radio antennae (loop antenna)
  • It has high quality components and rugged construction while maintaining the highest sonic quality
  • Compact design: This noise filter device features a high performance Ultra compact and portable design allowing you to easily bring it anywhere
  • breaks the ground loop safely making it impossible for the signal lines to pick up the AC noise in the first place
  • 1:1 ISOLATION TRANSFORMERS: The 1:1 isolation transformer is responsible for breaking the ground loop or the loop antenna that prevents buzz for a clear sound
  • Device accepts mono or stereo connections
  • Passive device: The noise isolator is a passive device which does not require power to operate
  • Also responsible for balancing audio lines
  • Automatically converts unbalanced to balanced signal without any signal loss

13. ZIOCOM Ground Loop Noise Isolator, Noise Filter, Eliminate The Buzzing Noise for Your Car Audio System/Home Stereo with Jack 3.5mm Audio Cable -Noise Filters

By ZIOCOM

  • Note: The Ground Loop Isolator connect to the AUX Jack in car to eliminate noise.You will enjoy good quality sound when use it with Ground Loop Noise isolator.
  • Plug and Play: Nifty little gadget that just plugs in; no other setup needed.
  • Eliminating Buzzing Noise : Eliminating the buzzing noise, caused by ground loops which happens when the audio source and the speaker use the same power source in some car speakers / home stereo systems when using the Bluetooth receiver.
  • Wide Compatibility: Works with any audio device that has 3.5mm audio jacks, for your Car Audio System/Home Stereo.
  • Working Principle: Filters out noise instantly for clear, uninterrupted, uncompromised sound by eliminating the current noise in some car speakers / home stereo systems

14. XtremPro Hi-end Ground Loop Noise Isolator/Filter for Car Audio/Home High-Fidelity System – Black (65042) -Noise Filters

By XtremPro

  • THD: < 0
  • Frequency Range: 20-30, 000 Hz
  • 5″ x 1
  • Gold-plated RCA Jacks / 2 Inputs, 2 Outputs
  • 001 % / Transmission Ratio: 1: 1
  • Size / Weight: 3
  • Input/output impedance: 12 kΩ
  • 54″ x 2
  • 18″ / 5oz

15. Conext Link AD104 RCA Stereo 2 Channel Ground Loop Isolator Signal Noise Filter Suppressor -Noise Filters

By Conext Link

  • Dimension: Dia
  • Filters Out DC Current in the Signal Path
  • Cylindrical Metal Case with Heat Shrink Tube
  • 20 Amp, Input 30 Watt Max 60 Watt, Frequency: 20-30K Hz
  • Contain 28cm Long Interconnects, 2 Male and 2 Female RCA Gold Connectors
  • Eliminates Humming and Buzzing Between Audio Source and Amplifier Due to Ground Loop Issues
  • 36mm, 62mm Long

16. Ancable Ground Loop Isolator,Isolation Transformer,Hum/Buzz/Noise Eliminator for Cable TV Applications -Noise Filters

By Ancable

  • Note: If your cable by pass the DC current, it will not work
  • The Housing is environmentally sealed against moisture and humidity.
  • Perfect design with a metallic housing that provides excellent RFI shielding of > 85 dB
  • at 1 GHz.
  • No more Hum/Buzz/Noise, No More Rolling Line.With this unit,you can eliminate audio hum/buzz/noise and horizontal scrolling bars caused by ground loops.
  • Each end of the isolator is a nickle-plated 75 OHM machined female F connector
  • Product shows superior RF performance operating at a frequency range of 5 – 1,000 MHz
  • Normally the signal from the antenna or coax cable belongs to low voltage AC current and our Isolator will work with it.
  • Maximum insertion loss is 1.5 dB

17. Compact Mini Hum Eliminator Box – 2 Channel Passive Ground Loop Isolator, Noise Filter, AC Buzz Destroyer, Hum Killer w/ 2 1/4-Inch TRS Input and Output for 2 Mono / 1 Stereo Signal – Pyle PHE300 -Musical Instruments

By Pyle

  • WORRY-FREE SHOPPING: With the PylePro PHE300 Hum/Noise Eliminator, we are confident of the quality of our product, therefore, we offer a 30 day money back guarantee, no questions asked
  • Equipped w/ ¼” TRS phone inputs and outputs on 2 channels
  • This unit is designed to reduce or eliminate hum noise caused by AC 160 HZ Electric hum, or faulty ground loop
  • REMOVES AC NOISE: The Pyle Hum Eliminator removes 60Hz AC hum caused by ground loops that act like radio antennae (loop antenna)
  • Automatically translates signal voltages to match the difference in ground potential
  • It has high quality components and rugged construction while maintaining the highest sonic quality
  • It will not solve noise caused by defective components.
  • UNBALANCED TO BALANCED SIGNAL: Automatically converts unbalanced to balanced signal without any signal loss and is responsible for breaking the ground loop or the loop antenna that prevents buzz for a clear sound
  • COMPACT DESIGN: This noise filter device features a high performance ultra compact and portable design allowing you to easily bring it anywhere
  • Accepts mono or stereo connections
  • PASSIVE DEVICE: The noise isolator is a passive device which does not require power to operate
  • Breaks the ground loop safely making it impossible for the signal lines to pick up the AC noise in the first place

18. BOSS Audio Systems B25N Car RCA to RCA Ground Loop Isolator Noise Audio Filter (Renewed) -Noise Filters

By BOSS Audio Systems

  • Input sensitivity adjustment.
  • Boss B25N ground loop isolator noise filter with 2 channels
  • Reduces high pitched whine alternator noise caused by the car’s electrical system
  • CERTIFIED REFURBISHED: This is a Refurbished product that may have minor cosmetic imperfections
  • Dimensions (L x W x H): 1.5 x 1.5 x 3.4 inches
  • Manufacturer warranty: 1-year warranty
  • Includes extended 90 day return window
  • Blocks ground loops within an audio system

19. Stinger Select SSGLI Ground Loop Isolator, Black -Noise Filters

By Stinger Select

  • Manufactured in China
  • Excellent at reducing most noise in RCA signal paths
  • Package Dimensions: 4.2 L x 17.4 H x 13.6 W (cm)
  • Eliminates ground loop noise from radio preamp outputs & DC current from RCA cables

20. Vosarea Car Amplifier Noise Filter,4 Channel RCA Ground Loop Isolator, Ground Loop Noise Isolator, Line Noise Filter Eliminator 50W (Blue) -Noise Filters

By VOSAREA

  • To ensure that the shield ground on each audio cable is isolated from any equipment ground.
  • To Isolate and eliminate noise caused by a ground loop
  • Durable , smooth , corrosion-free connection.
  • 4 channels, composed of two pairs of stereo (L+R) inputs and outputs
  • Each of the RCA plugs and jacks is gold-plated.

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21. TII 220 Ground Loop Isolator for Cable TV applications -Electronics

By TII Network Technologies

  • Maximum insertion loss is 1.5 dB
  • Designed to work with today’s high bandwidth CATV networks
  • Product shows superior RF performance operating at a frequency range of 5 – 1,000 MHz
  • Unique In-Line design is impedance matched to 75 ohms and is virtually transparent to all analog or digital bi-directional signals transmitted from 5MHz to 1.0 GHz.
  • Robust design includes a metallic housing that provides excellent RFI shielding of > 85 dB
  • Housing is environmentally sealed against moisture and humidity.
  • at 1 GHz.
  • Unit comes standard with “F” type Male-Female connectors.
  • Prevents unwanted ground loop current on the shield of the cable, which can cause noise and degrades picture quality.

22. RECOIL GLIRCA 2-Channel RCA Stereo Ground Loop Isolator Designed for Audio Signals Eliminate Noise -Satellite Television

By RECOIL

  • Utilizes proprietary audio transformers for a 1.3 dB gain
  • Close to perfect response of +/- .03 db from 2 to 20,000Hz
  • Split pin RCA connector with pure Oxygen Free Copper wire
  • For use with portable devices that have RCA audio outputs, including pre-amp outputs
  • Eliminates ground loop noise between the audio source and radio

23. INSTALLBAY IBGLI – Relays 12 Volt – Ground Loop Isolator Each -Satellite Television

By INSTALL BAY(R)

  • Removes pops, clicks & engine noise when combining factory amps with aftermarket radios;

24. Mr.Ho 10 AMP 12V Car Audio Radio Amplifier Noise Suppressor and Stereo Filter with Ground Loop Isolator -Satellite Television

By Mr.Ho

  • It is suitable to install behind your car accessory socket
  • ELIMINATING BUZZING NOISE : It can eliminate the engine noise of stereos and amps, the alternator noise, the noise of ground loop and the car engine noise
  • SUITABLEELECTRONICS: It is suitable for car audio, radio, amplifier stereo receivers, equalizers, and other mobile electronics.
  • SMALL SIZE:The body size is 1.67 * 1.81 * 0.79 inches
  • Lastly, ground the black wire to the vehicle’s frame or any available ground wire
  • FULL FREQUENCY RESPONSE: car stereo to produces powerful resonance and while filterinh the electrical interference coming from the speaker
  • Keep a clear listening environment for you.
  • EASY INSTALLATION: Attach the red wire to 12v on the fuse box or battery then attach the blue wire to the power cord of the radio where the electricity is going
  • Save lots of space for the panel and keep the electronics wires tidy.

25. Car Power Filter EMI Noise Ground Loop Isolator Suppressor for Auto Stereo Audio Radio Stereos Amplifier Amp Speaker Equalizer Subwoofer 12V -Satellite Television

By EKYLIN

  • Get crystal clear sounds from the car speakers.
  • Max Compatibility Professional power filter for most of DC 12V devices
  • The black wire connects to the vehicle’s metal frame or any available ground wire.
  • Size: 2.5 x 1.7 x 0.1 inch
  • Compatible with car stereos receivers, equalizers, amplifiers, speakers, etc.
  • Car power filterIt can eliminate the EMI/Ground Loop interference in the power source caused by the other car electronics or ignition
  • How to connectThe red wire connects to the battery 12v+, the yellow wire connects to the power cable of the stereo where the electricity is going
  • Especially good for car audio, sensitive electronic equipment, etc
  • Reduce Audio Noises Filtering the power supply can reduce noise generated by the cigarette lighter or the other electronics
  • 30-Day money back guarantee, 12 month replacement and lifetime Support.
  • Reliable and Friendly ServiceReady to respond within a 24 hour time frame
  • Effectively resolve the noise problem of car audio
  • Wiring Length:7.5 inch.

26. PAC SNI-1 Noise Isolator, 1 Count -Satellite Television

By PAC

  • Eliminates ground loop noise between the audio source and radio
  • Manuel
  • Utilizes proprietary audio transformers for a 1.3 dB gain
  • For use with portable devices that have RCA audio outputs, including pre-amp outputs
  • Close to perfect response of +/- .03 db from 2 to 20,000Hz

27. rolls Hum Eliminator (HE18) -Satellite Television

By rolls

  • Eliminator
  • rolls hum
  • Connection of the SS412 is easy The rear panel 1-4 rca’s connect your input source signals

28. iFi iDefender+ USB Audio Ground Loop Eliminator (Type A > A) -Satellite Television

By iFi

  • PLEASE READ : The iDefender+ is only a solution for removing ground loops within your system which occurs from having too many grounded devices in your audio chain
  • Not to worry, other 5V power supplies used will benefit from additional noise filtration
  • If you are unsure if you have a ground loop, please visit our website and contact our support team who will assist you.
  • DEFEND AGAINST TOO MANY EARTHS – Disconnects the USB power from the PC, laptop, or other USB music source to eliminate multiple earths which cause noise interference
  • REMOVE UNWANTED GROUND NOISE – Silence buzzing caused by unwanted ground loops from your audio chain at home or in your car sound system
  • SMART TECHNOLOGY – Retains USB 3.0 high speed data transfer technology for optimal signal transmission
  • Available in 3 connection versions: USB A input to A output, USB C input to C output, USB C input to A output
  • ROOM FOR MORE SOLUTIONS – Use an iPower 5V power supply (sold separately) into the side USB C port for clean DC power on USB powered devices
  • Significantly reduces system noise floor and increases dynamic contrast, warmth and resolution in your music

29. BESIGN BK01 Bluetooth Car Kit, Wireless Receiver for Handsfree Talking and Music Streaming with Ground Loop Noise Isolator for Car with 3.5mm Aux Port -Satellite Television

By BESIGN

  • AUTO-ON & AUTO-CONNECT: This Bluetooth car kit will power on automatically when you start the car, then auto sync with the last connected phone (please make sure the Bluetooth of your phone is turned on before starting the car)
  • CONNECT To 2 PHONES: With the multipoint technology, the Besign BK01 Bluetooth Car Kit can connect to 2 devices at the same time.
  • You could enjoy your smart phone music or handsfree calling through your car stereo system.
  • THE GROUND LOOP NOISE ISOLATOR INCLUDED: In most cases, the sound quality is excellent
  • Dual Port Car charger included: Comes with a 10 watt dual port 2.1A cigarette lighter power adapter, stand ready to charge additional devices at the same time.
  • If you are bothered by the buzzing noise, you could use this noise isolator to avoid it.
  • BLUETOOTH V4.1: The latest Bluetooth 4.1+EDR technology provides lower power consumption and wider compatibility

30. Subwoofer Isolation Transformer/Ground Loop Hum Eliminator, Blue Jeans Cable Brand, Made in USA -Satellite Television

By Blue Jeans Cable

  • Works with any powered subwoofer with an RCA-type (unbalanced) input; no separate power required.
  • Comes with instruction sheet describing causes of hum, and how to track it down and eliminate it
  • This transformer will NOT fix hum caused by other causes, e.g., power supply issues within the sub, ground loops between devices other than the amp and sub, induced hum from power cabling placed too close to the subwoofer cable
  • If your powered subwoofer hums due to a ground loop between amp and sub, this transformer will fix the problem by breaking the ground connection while allowing the signal to pass through.
  • Made in the USA.
  • If this transformer doesn’t fix your hum issue, this means something other than a ground loop between amp and sub is responsible for the problem — and you’re welcome to return it for a full refund.
  • Most, but not all, problems with a humming subwoofer are caused by ground loops
  • See troubleshooting tips, below.

31. ART DTI Dual Transformer Isolator Hum Eliminator -Musical Instruments

By ART

  • Flat and wide frequency response
  • Clean and neutral sound
  • Handles high signal levels
  • Maintains isolated balanced output
  • Reduces hum and ground loop noise

32. AOLANS Video Ground Loop Isolator Balun 4PCS CCTV BNC Male to Female Coaxial for Camera 4 Black -Direct Boxes

By AOLANS

  • Remove the interference ripples
  • Video Ground Loop Isolator;Interface : BNC ;Insertion Loss : <0.5dB;Fast, convenient, passive type, free from power supply。Effective isolation; low potential difference; interference problem.Solve the interference of power supply and even upward rolling interference.
  • Input Resistance : 75 ohm;Output Resistance : 75 ohm;Frequency Response : 0-3dB at 10MHz
  • If there is any operational problem in use, you can send us message to help you solve it.
  • When interference ripples appear camera, use this Video Ground Loop Isolator to make camera picture clear
  • Size : 5.6×2.8×2.1cm Cable Total Length : 50cm / 20″;Extenral Material : Plastic, Metal Color : Black;Net Weight : 118g; Package Content : 1 x Video Ground Loop Isolator,User Manual
  • If you are not completely satisfied, please return the goods within 30 days or send message to us and we will refund to you.thank you

33. Rapco Horizon ISOBLOX Transformer Isolation 1:1 BLOX Device -Musical Instruments

By Rapco Horizon

  • XLR female input and XLR male output
  • Hand soldered connectors
  • Retains 600 ohm load and source impedance
  • Black powdercoated aluminum chassis
  • BLOX series 1 to 1, 600 ohm inline isolation

34. YXQ 6Pcs Ground Loop Isolator BNC Male to Female Coaxial Video Balun Passive CCTV Camera M/F -Direct Boxes

By YXQ

  • Prevents power cables laid by others interfering with the CCTV system
  • Eliminating picture tearing, cross talk and rolling, Helps to prevent video signal distortion caused by video ground loops,
  • Built in TVS for surge protection
  • BNC male to BNC female Ground Loop Isolator, Passive, no power required.
  • 6-Piece BNC Male to BNC Female Ground Loop Isolator

35. Tamicy 24 Pieces Clip-on Ferrite Ring Core RFI EMI Noise Suppressor Cable Clip for 3mm/ 5mm/ 7mm/ 9mm/ 13mm Diameter/Video Cable Power Cord (Black) -Direct Boxes

By Tamicy

  • Black plastic enclosed ferrite core for 5 mm AC power cords
  • It can improve the electromagnetic field around the solenoid, thus avoiding outside interference.
  • The cylinder can be dismountable, and the port has the elastic clip fastener.
  • Great for cutting noise on USB, firewire, phone, power cord, coaxial, audio, video cables, etc.
  • Package included: 24 * cable clips (with 5 different size included) for cord with 3/ 5/ 7/ 9/ 13 mm inner diameter
  • This rectangle ferrite Bead can be widely used in a variety of Data cables, USB cable, telephone line, network line to shield external electromagnetic interference.
  • Easy to install and convenient to use
  • Helps reduce EMI on AC power lines
  • Ni-Zn ferrite

36. Install Bay IBNF50 Noise Filter 50 AMP Each -Direct Boxes

By Install Bay

  • Country Of Origin: China
  • Package Quantity: 1
  • Product Type: Electronic Adapter
  • Package Dimensions: 8.128 cms (L) x 7.62 cms (W) x 8.128 cms (H)

37. Cablemax USB Isolator 5000 Vrms Dongle -Direct Boxes

By CABLEMAX

  • Supported OS platforms are Windows 7, 8 and 10 as well as Linux and MacOS 10.X
  • This is possible when the isol
  • Reach out to us for CAD, Mechanical Drawings and, Data Sheets.
  • USB isolator is USB bus powered and can provide 5V 320mA to your USB device with built-in isolated DC to DC converter
  • USB 2.0 compatible, 1.5Mbps low speed and 12Mbps full speed Bi-directional communication
  • Transfer Rate 1.5 / 12 Mbps
  • COMPATABILITY – With support on multiple OS platforms this makes ours very versatile
  • WHY Cablemax? Your Trusted Partner based in the USA, Providing Advanced Engineering, Highly Reliable and Superior Built Products to handle the most demanding industries for over 20 years
  • Mac & linux with no driver required.
  • APPLICATION – Medical and Industrial Application USB to USB Single Port Isolator up to Full Speed 12Mbps
  • FEATURES – USB isolation 5000V DC between USB host and USB device
  • Isolated power supply in device through a DC-to-DC converter
  • Supports Windows 7, 8, and 10

38. Install Bay IBNF10 Noise Filter10 AMP Each -Direct Boxes

By Install Bay

  • Designed with the installer user in mind
  • Proven and Tested for durabilty and function in real world conditions
  • Quality assured products
  • Secure fit

39. XShine (Pack of 20pcs) Clip-on Ferrite Ring Core RFI EMI Noise Suppressor Cable Clip for 3mm/ 5mm/ 7mm/ 9mm/ 13mm Diameter Cable, Black -Direct Boxes

By XShine

  • Package Included20 cable clips, with 5 different size 3/ 5/ 7/ 9/ 13 mm inner diameter
  • Well Made Made of high quality plastic housing and Ni-Zn ferrite core, with inner self-adaption clips can mount on cables tightly
  • Application OccasionThese noise filters can be widely used on car DVR, headset cable, loudspeaker cable, mouse cable, keyboard cable, USB cable video cable,audio cable,data cable, etc.
  • Reusable Noise FilterIt can be directly applied to a power line.In order to suppress electromagnetic radiation more effectively, the cable can be repeatedly twined around twice and please install them in place near the interference source
  • This Noise Suppressor can be widely used on a variety of Data cables, e.g
  • USB cables, telephone lines, aerial feed, satellite cables, network cables to shield from external electromagnetic interference
  • Easily MountEasy to install with double snap clips, the ferrite cores come in two split halves, just snap them on the cables, you will get clearer signal and faster data transmission

40. Greenwave Dirty Electricity Filters: Individual Filters -Direct Boxes

By Greenwave International, Inc.

  • 2 filters need for most average-size rooms; 3 – 4 for rooms with lots of electronics, etc.
  • Filters include a built-in outlet at their base for plug-through convenience.
  • Greenwave filters reduce the DIRTY ELECTRICITY present on electrical wiring in homes and other buildings.
  • Simply plug the filters into electrical outlets for immediate results.
  • Results can be measured easily with Greenwave’s EMI Dirty Electricity Meter (sold separately).

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41. Behringer MicroHD HD400 Ultra-Compact 2-Channel Hum Destroyer -Signal Processors

By Behringer

  • Automatically converts unbalanced to balanced signals without signal loss
  • 2 independent channels for 2 mono or 1 stereo signal
  • Breaks ground loops safely, while keeping highest sonic quality
  • Input impedance approximately 500 k omega, Output impedance approximately 600 omega
  • 3-Year Warranty Program* 200 Watts of powerful, high-quality sound for audiences of up to 500 people
  • Removes AC hum and noise – fast, easy and reliable

42. KRIPT Noise Filter Ground Loop Isolator Eliminate Car Electrical Noise with permalloy core Transformers 3.5mm Audio Cable Black -Signal Processors

By Kript

  • Our product is compatible with any portable device that is equipped with a 3.5mm audio jack
  • This is often found in car speakers and home stereo systems using a Bluetooth receiver.Our Permalloy design is superior to previous silicon-steel designs as it provides the best possible transmission quality, and reduces the gadgets size.
  • Permalloy core processors are our true selling point
  • You can use it for your home stereo, then remove it and insert it into your cars audio system, for music on the go.This product takes up little space measuring in at just 8.5 centimeters with a weight of 22 grams.
  • Why, you ask? Because it effectively eliminates distortion, and any buzzing sound that occurs from ground loops
  • Investing in a good audio isolator such as this will not only cancel ground loop noise, but will also play your music without any unwanted distortion.
  • It can also be used with normal car kit, complete with a Bluetooth Receiver/Bluetooth hands-free that is perfect for use in both your car audio system and home stereo.
  • This gadget is perfect for people on the go as it is lightweight and completely portable
  • The low frequency of this isolator can reach 40hz, allowing for 95% of consumers to receive distortion free audio.
  • Ground loops occur when your audio source and speaker utilize the same power source

43. Foundation Engineering USB Data and Power Isolator (FEN-0003) -Signal Processors

By Foundation Engineering

  • Automatically detects and adjusts for Full-Speed (12 Mbps) and Low-Speed (1.5 Mbps) connections
  • Creates high-quality, low noise power for sensitive equipment and reconstructs USB data signals to reduce noise for clean communication
  • Designed in the USA with dependable, professional-grade components
  • Integrated 400mA peak current limit with short circuit protection
  • Provides 2,500V of isolation for both USB data and power.

44. FAMKIT 4-Channel Ground Loop Isolator 4RCA Audio Noise Filter Ground Loop Noise Isolator for Car Audio Home Stereo System -Signal Processors

By FAMKIT

  • Four channels design, composed of two pairs of stereo (L+R) inputs and outputs.
  • The nominal DC impedance is 100 ohms and the audio impedance is 3500 ohms at 1000Hz.
  • Isolate and eliminate noise caused by a ground loop in an audio circuit.
  • Ensures shield ground on each audio cable is isolated from any equipment ground, which could cause audible noise when amplified.
  • The nominal input power is 50 watts, with a maximum power level of 100 watts.

45. Ebtech Hum X Ground Line Voltage Filter,Black -Musical Instruments

By EBTECH

  • NOTE: Check Instructional Video and User Manual before use
  • Use 1 Hum X per piece of gear
  • Use only on equipment with current draw of 6 amps (720 watts) or less
  • Suitable for use on 120V 60Hz grounded USA-style power outlets
  • Not a ground lift – maintains equipment ground
  • Not designed to get rid of cable related or guitar pickup related hum.
  • Not designed for 60Hz hum caused by close proximity to other equipment or cable problems.
  • Multiple hum issues may require more than one Hum X

46. JacobsParts AP3054 50W 4-Channel RCA Stereo Ground Loop Isolator -Signal Processors

By JacobsParts

  • Filters out DC current in the signal path
  • Passive in-line device
  • Connectors: 4x RCA Male, 4x RCA Female
  • Gold plated connectors
  • Eliminates humming and buzzing due to ground loop issues

47. Dual Transformer Lsolator Hum Eliminator denoiser Noise canceller With input attenuator connection guitar and bass – 1/4 inch impedance transformer equilibrium and non-equilibrium XLR connector -Musical Instruments

By happymusic

  • Safe transmission between system to protect equipment from ground to ground voltage difference (static electricity) burning
  • Ioslate the external interference, and isolate the current and acoustic noise generated by the non-common ground
  • It is also suitable for large-scale outdoor performances, lightning protection, sound engineering, multimedia conferences, entertainment venues, exhibitions, ect; it is a necessary equipment for audio system cascade.
  • Improve the sound, remove the burrs, remove the digital flavor, and make the sound round
  • Dual 6.35 and XLR card are in and out, which can be converted and distributed to each other

48. Bnc Ground Loop Isolator CCTV Video Balun,ANHAN BNC Male to BNC Female Adapters Connecter Coaxial Security Camera Ground Loop Isolator 3Packs -Signal Processors

By ANHAN

  • Input Resistance : 75 ohm;Output Resistance : 75 ohm;Frequency Response : 0-3dB at 10MHz
  • Video ground loop isolator could reduce ground loop interference with CCTV signals ,Prevents power cables laid by others interfering with the CCTV system.
  • Built in TVS (Transient Voltage Suppressors) for surge protection,Eliminates picture tearing, cross talk and rolling.
  • No Power required,easily install in a new or added to existing systems.
  • Video Ground Loop Isolator;Interface BNC Male to Female;Insertion Loss : <0.5dB

49. EZSync Compact USB Isolator Dongle for USB Port Isolation and Audio Noise Filtering, ADUM3160, 2500V Isolation, 180mA, EZsync3102 -Signal Processors

By EZSync

  • Ideal for eliminating audio equipment ground loop noise
  • Insert it into USB input of any computer, audio DAC, USB mixer, receiver, streamer, car audio, microphone, or smartphone can eliminate or significantly minimizes jitters and packet errors.
  • Dimensions: 66mm(2.6in)*22mm(0.875in)*13mm(0.5in) isolator dongle with detachable 215mm(8.5in) USB cable included.
  • Isolated power is provided through an integrated DC-to-DC converter
  • Does NOT support high current(>180mA) or High Speed(480Mbps) USB.
  • Please read datasheet and FAQ in the “Technical Specification” section of this page.
  • 180mA maximum current capability.
  • Does NOT work with high resolution DACs( up to 2 channels of 96kHz/24bit)
  • Does NOT with video streaming
  • Does not work with Low speed(1.5Mbps) devices such as wired keyboard and mouse
  • Supports all Windows/Mac OS versions, no driver installation required
  • Compact and portable solution provides a high-voltage barrier to upstream USB I/O equipments, testing instruments, medical devices to protect against ESD, surges, EMI/RF noise and ground loop errors
  • USB 2.0 compatible, factory preconfigured to 12Mbps full speed communication

Ground loop isolator – The Buyer’s Guide

You must have checked the above list, aren’t you mind-blown by the quality of products? Well, if you are then here’s a secret formula which we’ve used to choose them. You can use them too! The best part is, it works for all the product purchases you make! Besides, wouldn’t it be helpful to you, if you knew the factors we’ve considered to choose the ground loop isolator in the above list? So shall we begin with the guide and help you learn about the important factors?

1. Does it have the features you need?

Wait for a minute before you buy the ground loop isolator, check if it has all the features in your requirement list! If it doesn’t have them, then you should avoid buying that particular model and start looking for an alternative. We always suggest our editors to make a list of important features before adding a product to a list and based on the feature, the quality of the product, brand-assurance, rank it! So if it has all you need, you should not mind paying a bit extra. However, if you end up buying the best ground loop isolator which doesn’t have the feature you need the most, then it won’t make sense! Would it? To us, it wouldn’t! That’s why you should make up a list which includes the features you are looking for, technical specifications if any, etc and come up with a budget.

2. Budget and Price Match

Well, you obviously can’t buy the best ground loop isolator with a low budget. That’s why it’s important to make note of all the important features, specs, factors and come up with a budget. Once you are ready with it, look for the products which are either equal to your budget or are close to it. Stick to the budget, because while browsing, you’ll see a model which is slightly better and has an additional feature with a really small price difference. Well, in that case you’ll have to calculate the price of the product which has all the required features and the ground loop isolator with the additional features. See if the difference in amount is worth for the feature? If you don’t have second thoughts, you shall probably increase your budget.

3. Warranty and Brand

Most of the ground loop isolator industry experts we got in touch suggested us to always buy the one which comes from a reputable brand. They also explicitly asked us to include the best brands so that users don’t buy the models from unknown brands or non-reputable companies. Because ground loop isolator from an unknown brand might be cheap at first glance, but could have high-maintenance and could cost a lot in repairs.

Another benefit of buying a ground loop isolator from a reputable brand would be warranty. Most of the ground loop isolator from reputable brands come with good warranty. However, cheap products do come with a warranty, but claiming it can be a herculean task. That’s why buy the models which come from known brands and have good warranty.

4. Check for Reviews and Ratings

Back then when the Internet wasn’t as big as it is today, local stores charged high and even ended up selling the products which sucked or wasn’t future proof. It’s because the salesman threw technical terms and confused the buyer. But nowadays, there are sites like ours which does all the research and lists down the best models and there are eCommerce stores like Amazon which has user reviews which can be read to know the experience of the user with that particular ground loop isolator. Isn’t it great?

The Verdict

We hope that you loved the ground loop isolator we’ve listed in our best list. If it has been helpful, please bookmark our website and share it with people you know whenever they plan to buy something.

To wrap up this guide,

About the author

Alex Rowe

Alex Rowe is the Senior Writer at Main Street Mobile. He loves to try the latest tech gadgets in the market. Also, he attends various tech conferences in his country. He covers news on Technology. Apart from this, he also loves audio, design, and writing.

To get in touch with Allen for news reports you can email him on alex@mainstreetmobile.org or reach him out on social media links given below.

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