ReviewsNoise Ground Magic

iFi AC iPurifier - Mains Audio & Video Noise Eliminator / Line Conditioner / Filter / Isolator / Purifier / Whole Entertainment System Protection

ACTIVE NOISE CANCELLATION - The AC iPurifier creates an incredibly quiet noise floor from your AC power lines and was designed to be used in ANY mains powered audio / video system while it reduces noise without audible side effects and does not hinder dynamics.
REDUCES HUM - It only actively provides an earth/ground if your system needs one and will not create a ground loop reduces hum or buzz issues on A/V systems with no ground or earth (additional cable required to connect ground to your audio chain).
WORKS IN ANY SETUP - Where extension blocks, power strips, extension cords, surge protectors, or outlet extenders are used, the AC iPurifier can be used to isolate certain types of power supplies for the maximum noise reduction and the design is such that it is even more effective if several are used to ‘contain’ the same type of noisy sources so try in different locations to discover which has offers the most improved sonics.
SURGE PROTECTION - It protects from voltage surges so if it detects a power surge from the power receptacle it will automatically cut off, protecting your valuable and highly sensitive equipment in parallel from harm.
FOR ANY AUDIO SYSTEM - Perfect for use in systems at home, office or professional settings and is truly a ....

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BOSS Audio Systems Ground Loop Isolator B25N noise Filter for Car Audio Systems

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

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

【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. Give back the clean and clear music to you..
【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..
【EXTREMELY SIMPLE OPERATION】 Plugged this ground loop isolator directly into the cars/speakers AUX port, then the aux cable into the audio source. 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. Extremely simple operation..
【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..
【PACKAGE CONTENTS】 Smof G01 audio isolation transformer, 1*3.5mm Audio Cable, User Manual, 24-Month Product Replacement Warranty and 24 hour Customers Service..

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ZVFOTN Ground Loop Noise Isolator, Audio Noise Filter for Car Audio/Home Stereo System with 3.5mm Audio Cable, Eliminate Buzzing Sound, Black

Eliminating Noise: The Ground Loop Isolator can be used to achieve a clear speech/music by eliminating the humming/hissing/buzzing noise in car speakers / home stereo systems when using the Bluetooth receiver..
Simple: Plugged this ground loop isolator directly into the cars/speakers AUX port, then the aux cable into the audio source. 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..
Wide Compatible: Works with any portable device that has 3.5mm / RCA audio jacks, for your Car Audio System/Home Stereo, when grounding issues persist. Also used with a Bluetooth Receiver/Bluetooth Hands-free Car Kit in your Car Audio System/Home Stereo..
Pure Sound Quality: No damage with Rock Music,Give you better experience,Can be used on Mono..
Package Contents: ZVFOTN Ground Loop Isolator, 3.5mm Audio Cable, User Manual..

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Portable Stereo Ground Loop Isolator - 3.5mm / 1/8 Female Stereo Audio Input/Output Compatible Model Eliminate Engine Noise Compact & Designed for Use w/ Same Audio Players - Pyle PLGI35T

AUDIO INPUT/OUTPUT: 3.5mm / 1/8" Female Stereo (Left/Right) Audio Input breaks ground loops to eliminate engine interference while 3.5mm / 1/8" Male....
ELIMINATING BUZZING NOISE: Completely eliminating the buzzing noise, caused by ground loops which happens when the audio source and the speaker use....
FILTER OUT NOISE SUPPRESSOR: The working principle of this suppressor is to achieve a clear speech/music by eliminating the current noise in some car....
DESIGNED FOR SAME AUDIO PLAYERS: This device is designed to work w/ any music player that output stereo audio over a 3.5mm jack. It provides a....
LIGHT-WEIGHT DEVICE: Being so mini and light-weight, this little gadget as stereo audio ground loop isolator does not take much space and can be....

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GROWORD SP-3FE Ground Loop Isolator 2Pcs Hum/Buzz/Noise Eliminator Isolation Transformer for Cable TV Applications & & Antenna（Frequency Range 5-1000MHz）

✅【IMPROVE TV ANTENNA SIGNAL】Ground loop isolator made from premium materials, fits any 75 ohms coaxial （TV antenna or amplifier ）and....
✅【ELIMINATING BUZZING NOISE】Noise Eliminator can eliminate audio hum/buzz/noise and horizontal scrolling bars caused by ground loops..
✅【PROVIDE 6KV LIGHTNING PROTECTION】The Isolator eliminates ground loops,prevent lightning strikes and provides a degree of protection for....
✅【SUPERIOR RF PERFORMANCE】Isolator shows superior RF performance operating at a frequency range of 5-1000 MHz. Fits any TV antenna or....
✅【HUMANITY DESIGN】Metal shell is made of copper and shielding layer, environmentally sealed against moisture and humidity. Compact size, can be....

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ZIOCOM Ground Loop Noise Isolator, RCA Audio Noise Filter for Car Audio/Home Stereo System, Portable and Lightweight, Ground Loop Isolator with Dual Channel(Black)

【Ground Loop Isolator】It is designed to help with a humming noise and or engine noise for radio's with no to connect to an amplifier that requires.
【Product Dimensions】Compact sized: 2.5*1.1*1.5inch.Working Voltage : AC 115/250V, 50/60Hz.
【Easy to install】The ground loop noise isolator is easy to install, plug and play when the wiring is correct, and isolate current noise..
【Scope of Application】Professional power filter for most of DC 12V devices. Effectively resolve the noise problem of audio. Widely used in car amplifiers, active subwoofers,computers, players,recording studios, conference room amplifiers,and other equipment..
【Package Contents】G07 audio noise filter,User Manual, 12-Month Product Replacement Warranty and 24 hour Customers Service..

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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

Removes AC noise: The Pyle hum eliminator removes 60Hz AC hum caused by ground loops that act like Radio antennae (loop antenna). breaks the ground loop safely making it impossible for the signal lines to pick up the AC noise in the first place.
Passive device: The noise isolator is a passive device which does not require power to operate. Equipped w/ ¼” TRS phone and XLR inputs and outputs on 2 channels. Automatically converts unbalanced to balanced signal without any signal loss.
Compact design: This noise filter device features a high performance Ultra compact and portable design allowing you to easily bring it anywhere. It has high quality components and rugged construction while maintaining the highest sonic quality.
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. Also responsible for balancing audio lines. Device accepts mono or stereo connections.

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AUKEY Ground Loop Noise Isolator for Car Stereo Systems and Home Audio Systems, 3.5mm Audio Cable Included

Eliminating Buzzing Noise: Eliminate hiss, buzz, and other background interference caused by ground loop noise. Designed to improve sound quality on car stereo systems and home speaker systems when the audio source is physically connected by 3.5mm audio cable.
Working Principle: Filters out noise instantly for clear, uninterrupted, uncompromised sound by eliminating the current noise in some car speakers / home stereo systems.
Plug and Play: Nifty little gadget that just plugs in.
Wide Compatibility: Works with any audio device that has 3.5mm audio jacks, for your Car Audio System/Home Stereo, when grounding issues persist.
PACKAGE CONTENTS: AUKEY GI-L1 Ground Loop Isolator, 3.5mm Audio Cable, User Manual, 24-Month Product Replacement Warranty and Friendly Customer Service.

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Practical Home Theater: A Guide to Video and Audio Systems (2022 Edition)

Greatly reduces ground-borne noise without compromising safety or creating low-level ground loops.
Provides power amplifiers a current reservoir of over 55 amps peak (up to 25mS) for AC current transients.
Dramatically improve linearity and minimize distortions while dissipating AC line and radio-coupled noise.
Enacts shutdown at approximately 17% above optimal AC input levels until the incoming AC voltage returns to a safe range.

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Axxess AX-ANR1000 Inline Power Noise Filter

Isolates ground loops caused by multiple accessories grounding points thereby eliminating noise.
Actively cleans noise generated from the positive voltage line.

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