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Audio Hum & Noise Eliminators:

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    • CEDAR DNS 2 2-Channel Dialog Noise Suppressor

      CEDAR DNS 2 2-Channel Dialog Noise Suppressor

      CEDAR's dialog noise suppression (DNS) technology eliminates traffic noise, air conditioning, wind, rain, babble and general background noise from audio signals. It will also help to compensate for unfavourable acoustic conditions and poor microphone placement, and will even suppress excessive reverberation. The 2-channel DNS 2 is the first DNS designed specifically for portability and extreme simplicity of use. It hosts a new DNS algorithm that requires nothing more than switching on...

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      Item #: CEDA-DNS-2

      Availability: Direct Ship From Manufacturer

      Our Price: $3,432.00

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    • Jensen JT-11P-1 Line Input Transformer

      Jensen JT-11P-1 Line Input Transformer

      This transformer is designed for use in wideband line input stages. Distortion remains very low and CMRR remains high, even when driven by high source impedances. The primary is fully balanced and its leads may be reversed to invert polarity, if required. A 30 dB magnetic shield package is standard. Features: Ideal for balancing any high-impedance unbalanced input Wide bandwidth: !3 dB at 0.25 Hz and 95 kHz Recommended for levels up to +20 dBu at 20 Hz High input impedance: 13 k Ohm with 10 k...

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      Item #: JEN-JT11P1

      Availability: In Stock

      Our Price: $62.95

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    • Sescom IL-19 Pro Audio Hum Eliminator Inline with Isolation

      Sescom IL-19 Pro Audio Hum Eliminator Inline with Isolation

      The Industry Standard - Designed as 3 products in-one, the Sescom® IL-19® is the solution for instantly troubleshooting audio hum and noise problems in live sound & broadcast applications providing quick fix line isolation to stop noise at the source. Removes ground loop hum, mode noise & differentially induced hum without the need for multiple transformers, ground lifters or phase inverters. Other in-line problem solvers solve only one problem at a time. The IL-19 is the only Bi-Directional...

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      Item #: IL-19

      Availability: In Stock

      Our Price: $46.95

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    • Jensen MS-2XX Dual Channel Stereo Microphone Splitter / Isolator

      Jensen MS-2XX Dual Channel Stereo Microphone Splitter / Isolator

      Features: Ruler flat frequency response preserves "Audiophile Quality" signals High-Grade Nickel-Iron-Molybdenum alloy cores for extremely low distortion Faraday shielded windings for maximum R.F. interference rejection High quality gold plated connectors for long term reliability Available with a choice of XLR, RCA, 1/4" Phone Jack or BNC connectors Un-pluggable screw terminal strip for easy "Home" to "Road" changeovers Convenient 7.0" W x 3.5" D x 1.6" H allow rack tray or rail mounting Gold...

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      Item #: JEN-MS2XX

      Availability: Direct Ship From Manufacturer

      Our Price: $269.99

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    • Jensen DIN-2LI Dual 10k to 10k 1:1 Line Input Module

      Jensen DIN-2LI Dual 10k to 10k 1:1 Line Input Module

      The Iso-Max DIN-2LI is a two channel line input isolator designed to eliminate noise in professional balanced audio systems by isolating the input of the connected device. The design begins with a gray molded assembly made from UL94-VO flame retardant Noryl that snaps into place onto a standard 35 mm DIN rail for easy installation in a NEMA enclosure. Connections to and from the module are made via removable screw-down wire terminals. Plug and play easy to use, this passive interface does not...

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      Item #: DIN-2LI

      Availability: In Stock

      Our Price: $219.99

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    • Markertek/Sescom IL-19 Audio Hum & Noise Eliminator 4-Pack Special

      Markertek/Sescom IL-19 Audio Hum & Noise Eliminator 4-Pack Special

      The Sescom IL-19 is the only inline XLR product that removes all types of hum in live sound & pro-audio gear! Designed as a quick fix three-in-one, the IL-19 removes ground loop hum, mode noise & differentially induced hum without the need for multiple transformers, ground lifters or phase inverters. Other in-line problem solvers solve only one problem at a time. The IL-19 is the solution for instantly troubleshooting audio hum and noise problems in live sound & broadcast applications...

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      Item #: MTK-IL-19-4PK

      Availability: In Stock

      Our Price: $144.00

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    • ART Cleanbox Pro Channel Level Converter

      ART Cleanbox Pro Channel Level Converter

      Provides two channels of unbalanced to balanced level conversion in a rugged, compact, and portable unit. Balanced lines offer increased immunity to external electrical noise, such as hum. Since a balanced system minimizes induced noise, it is the preferred method of connecting audio gear, especially when long lengths of cable are used. One section of the CLEANBoxPro converts two channels of consumer-level unbalanced input signals into two channels of pro line-level balanced output signals. It...

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      Item #: ART-CLEANBOXPRO

      Availability: Usually ships in 3-10 business days

      Our Price: $79.99

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    • Clear-Com MT-701 Isolator Circuit Box for Party-Line Intercom Systems

      Clear-Com MT-701 Isolator Circuit Box for Party-Line Intercom Systems

      The Clear-Com MT-701 is an isolation box that is used to reduce hum in Clear-Com Encore Partyline products when multiple grounds are present. The MT-701 can also be used to bridge two Encore partyline systems together. Key Features: New transformer provides 6dB gain improvement over the MT-1 Only one termination required between connected systems 4 LEDs for status information Easy installation with standard XLR cables High-quality enclosure for professional...

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      Item #: CLCM-MT-701

      Availability: In Stock

      Our Price: $330.00

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    • RDL AV-HK1X HUM KILLER Audio Isolation Transformer XLR Input/Output

      RDL AV-HK1X HUM KILLER Audio Isolation Transformer XLR Input/Output

      The AV-HK1X is a mono transformer isolation module for use with a balanced, low impedance source and either a low or high impedance load. Input and output connections are provided on XLR jacks with gold-plated contacts. The shield (pin 1) connection of the INPUT jack is electrically isolated from the case and from the output ground (pin 1) at audio frequencies. The ground (pin 1) connection of the OUTPUT jack is connected to the case shield. The user audio source, such as a mixer, preamplifier...

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      Item #: AV-HK1X

      Availability: In Stock

      Our Price: $99.79

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    • RDL AV-HK1 HUM KILLER Stereo Audio Isolation Transformer

      RDL AV-HK1 HUM KILLER Stereo Audio Isolation Transformer

      The AV‑HK1 is a stereo transformer isolation module for use with unbalanced, high impedance audio inputs. Input and output connections are provided on gold‑plated phono jacks. The AV‑HK1 is supplied with two adapter cables to facilitate connecting with products that use mini‑plugs and jacks. The shield connection of each INPUT jack is electrically isolated from the case and from the output ground. The shield connection of each OUTPUT jack is connected to the case shield....

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      Item #: AV-HK1

      Availability: In Stock

      Our Price: $90.98

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    • Radial Twin-Iso - Two Channel Balanced Line Isolator

      Radial Twin-Iso - Two Channel Balanced Line Isolator

      The Radial Twin-Iso is a high performance two channel balanced line-level isolator for professional touring, sound installation, broadcast and studio that provides isolation between various pieces of audio equipment such as consoles, amp racks, remote towers and recorders as a means of eliminating hum and buzz caused by ground loops. Central to the Twin-Iso are two high performance Eclipse transformers. These stellar audio engines are modelled after Deane Jensen's original designs to deliver...

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      Item #: RAD-TWINISO

      Availability: Usually ships in 3-10 business days

      Our Price: $259.99

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    • Ebtech Hum X Ground Loop Hum Exterminator

      Ebtech Hum X Ground Loop Hum Exterminator

      The Ebtech Hum X filters out unwanted voltage on the ground line that can cause ground loop hum. Simply place the Hum X on the end of the power cord of the equipment that has a Ground Loop and plug the Hum X into the wall outlet. Ground Loop is gone and audio signal remains intact. Easy to use, easy to install, absolutely safe and completely effective! Features: Gets Rid of GROUND RELATED hum/buzz right at the Source! Suitable for use on 120V 60Hz grounded USA style power outlets. NOT A GROUND...

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      Item #: EB-HUMX

      Availability: In Stock

      Our Price: $79.00

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    • Jensen CI-2MINI Iso-Max PC Audio Ground Isolator

      Jensen CI-2MINI Iso-Max PC Audio Ground Isolator

      When used in unbalanced audio consumer interfaces, this isolator not only eliminates hum and buzz but also enhances audio quality by reducing "spectral contamination" due to ultrasonic and RF interference. To avoid excessive high frequency losses, no more than 3 feet of cable should be used on its outputs. Features: Eliminates the inherent ground noise coupling mechanism Common-mode ground noise rejection of 95 dB at 60 Hz Wide bandwidth: !3 dB at 0.25 Hz and 50 kHz Handles signals up to 7 volts...

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      Item #: JEN-CI2MINI

      Availability: Direct Ship From Manufacturer

      Our Price: $199.99

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    • Jensen CI-2RR IsoMax Stereo Audio Isolator & Hum Eliminator

      Jensen CI-2RR IsoMax Stereo Audio Isolator & Hum Eliminator

      The Iso Max CI-2RR is a passive two channel RCA audio ground isolator designed to eliminate hum and buzz caused by ground loops in the most demanding audio systems. Eliminates hum and buzz caused by ground loops. Extended frequency response from 10 Hz to 40 kHz Less than 2ø phase deviation at 20 Hz Plug and play easy to use - no power required

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      Item #: JEN-CI2RR

      Availability: In Stock

      Our Price: $199.99

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    • Jensen DIN-2LO-11FL Din Rail 2 Channel Line Output Transformer

      Jensen DIN-2LO-11FL Din Rail 2 Channel Line Output Transformer

      1:1 BIFILAR WINDINGS This module is designed for high performance line output stages. The 50% nickel alloy core gives it excellent distortion and level handling at a cost allowing many applications to enjoy the advantages of an output transformer. Driving signals should be free of DC and source impedance kept as low as possible. Features: Distortion 0.035% typ at 20 Hz and +4 dBu output level Wide bandwidth: !3 dB at 0.2 Hz and 15 MHz Drives 600 S loads to levels up to +21 dBu at 20 Hz Excellent...

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      Item #: DIN-2LO-11FL

      Availability: Direct Ship From Manufacturer

      Our Price: $149.99

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    • Jensen PO-XX Line Output - Single Channel Ground Isolator for High Output Professional Line Level Signal

      Jensen PO-XX Line Output - Single Channel Ground Isolator for High Output Professional Line Level Signal

      The Iso-Max PO-XX is a single channel output isolator for both balanced and unbalanced signals where extreme signal handling is required to drive long cable runs. The design begins with an extruded aluminum case that comes standard with gold plated XLR connectors. Plug and play easy to use, this passive interface does not require any power to work. Inside is a high performance nickel core Jensen transformer that is able to withstand signals in excess of +26 dBu without discernible distortion...

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      Item #: JEN-PO-XX

      Availability: Direct Ship From Manufacturer

      Our Price: $149.99

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    • Jensen MI-XX Single Channel Mic Input Isolator

      Jensen MI-XX Single Channel Mic Input Isolator

      The Iso Max MI-XX is a single channel mic input isolator designed to eliminate noise in professional balanced audio systems by isolating the preamp or mixer channel from the mic input. The MI-XX comes standard with XLR input and output. The design begins with a rugged extruded aluminum shell with a slide-in U body that comes standard with gold plated XLR connectors. Inside, a premium Jensen mic input transformer is equipped with dual Faraday internal shields and external MuMETALr cans to reduce...

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      Item #: JEN-MI-XX

      Availability: Direct Ship From Manufacturer

      Our Price: $149.99

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    • Sescom IL-19-PRS-GLS Pro Audio Hum Eliminator with Phase Switch and Total Ground Lift Switch

      Sescom IL-19-PRS-GLS Pro Audio Hum Eliminator with Phase Switch and Total Ground Lift Switch

      The Only Product that Removes All Types of Hum in Live Sound & Pro-Audio Gear is now available with a Phase Switch and Total Ground Lift Switch -In the same form factor! This amazing feature set gives the ability to troubleshoot and repair on the spot without even disconnecting the unit, letting your show go on uninterrupted! The IL-19-PRS-GLS is the only Bi-Directional XLR device with Phase and Ground Lift Switches -Designed to plug directly into your equipment's Inputs...

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      Item #: IL-19-PRS-GLS

      Availability: In Stock

      Our Price: $74.95

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    • Jensen JT-10KB-D Line Input Transformer 4:1 Stepdown For BalancedBridging Inputs

      Jensen JT-10KB-D Line Input Transformer 4:1 Stepdown For BalancedBridging Inputs

      This transformer is designed for use in wideband line input stages. The secondary source impedance of only 225 ohms is an excellent match to ultra-low noise amplifiers. The primary is fully balanced and its leads may be reversed to invert polarity, if required. A 30 dB magnetic shield package is standard. Features: Ideal passive "Pro to Consumer" level converter Wide bandwidth: -3 dB at 0.5 Hz and 180 kHz Recommended for levels up to +21 dBu at 20 Hz High input impedance: 40 k ohms High common-mode...

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      Item #: JT-10KB-D

      Availability: In Stock

      Our Price: $64.95

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    • Palmer Audio PLI01 Line Isolation Box 1 Channel

      Palmer Audio PLI01 Line Isolation Box 1 Channel

      Mono isolation transformer (line isolator), equipped with 1/4" TRS jack sockets at both ends for balanced and unbalanced signals. Especially suitable for eliminating ground loops that cause hum. Conversion from unbalanced to balanced is possible. A two-channel version can be found under product number PLI05. Single channel unit in a small rugged diecast box. Especially useful in guitar rack systems where multiple signal processors and preamplifiers are combined. Also eliminates noise in car hifi...

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      Item #: PLM-PLI01

      Availability: In Stock

      Our Price: $109.95

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    • Jensen JT-11-ELCF Line Output Transformer

      Jensen JT-11-ELCF Line Output Transformer

      This transformer is designed for high performance line output stages. The 50 percent nickel core alloy trades increased level handling and lower cost for slightly increased distortion compared to its 80 percent nickel counterpart, the JT-11-EM.Driving signals should be free of DC and source impedance as low as possible. Features: Distortion 0.028 percent typ at 20 Hz and +4 dBu output level Wide bandwidth: -3 dB at 0.18 Hz and 15 MHz Drives 600 Ohm loads to levels up to +24 dBu at 20...

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      Item #: JEN-JT11ELCF

      Availability: Usually ships in 3-10 business days

      Our Price: $47.95

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    • Sescom SES-XLR-ISO 600 Ohm Inline XLR Mic Matching Transformer

      Sescom SES-XLR-ISO 600 Ohm Inline XLR Mic Matching Transformer

      Budget friendly inline transformer similar to the Sescom IL-19 featuring an ultra rugged housing. This unit is designed for installing between two XLR cables in live events or anywhere durability and robust ruggedness is required. An excellent choice for audio hum eliminating inline matching transformers. XLR Female - 0dBm @ 600 Ohm to XLR Male 600 Ohm 1:1 Line Level Matching Transformer in a shielded aluminum case.

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      Item #: SES-XLR-ISO

      Availability: In Stock

      Our Price: $23.95

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    • Sescom IL-19-XFRMR Stand Alone IL-19 Transformer with Wire Leads for Installers

      Sescom IL-19-XFRMR Stand Alone IL-19 Transformer with Wire Leads for Installers

      Sescom IL-19 Transformer for Professional Audio Hum Elimination w/ Wires for Installers!The Only Product that Removes All Types of Hum in Live Sound & Pro-Audio Gear Can Now Be Purchased and Wired Directly To & From and Even Inside Your Gear! The Industry Standard - The Sescom IL-19 Transformer is the industry standard for instantly reducing audio hum problems in live sound & broadcast applications providing quick fix line isolation to stop Audio Hum Problems. Prepared with 6 inch stripped and...

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      Item #: IL-19-XFRMR

      Availability: In Stock

      Our Price: $34.95

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    • Sescom SES-INLINE-EMCF Inline RF Filter XLR Male to Neutrik EMC Female Ground Lift

      Sescom SES-INLINE-EMCF Inline RF Filter XLR Male to Neutrik EMC Female Ground Lift

      Even the best starquad audio cables aren't immune to RF signal noise. What's more, you can never be certain about the quality of installation on stage boxes & patch panels at a venue. Be 100% sure with our inline filter designed around Neutrik's EMC XLR connectors.The EMC's integrated LC-filter rejects RF-interference & LF-noise while having no effect on your balanced audio signal. Use on inputs or outputs. Tech notes: INLINE-EMCM does not block phantom power.

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      Item #: SES-INLINE-EMCF

      Availability: In Stock

      Our Price: $27.95

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    • Audio Authority 1184 Active Signal Hum Eliminator / DC Blocker

      Audio Authority 1184 Active Signal Hum Eliminator / DC Blocker

      Designed to solve the problem of rolling video hum bars caused by AC-line related noise due to ground loops in coaxial cabling. The 1184 also eliminates hum from low level stereo audio signals. Television displays and projectors usually have a hard connection between their inputs and chassis. Therefore, a ground loop may develop, leading to 60Hz current flowing in the input cable, which causes hum bars. Model 1184 uses active circuitry to isolate the input and output grounds. It also includes...

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      Item #: AA-1184

      Availability: Usually ships in 3-10 business days

      Our Price: $116.10

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      Audio Hum & Noise Eliminators

      AC hum and noise is almost always caused by a loop antenna effect across signal lines between two or more pieces of gear, or by long unbalanced cables picking up noise. Audio Hum Eliminators are the best way to prevent AC hum from being picked up by your sound system.Don't let AC hum and noise ruin your next event. Get some Audio Hum Eliminators from Markertek and be prepared. We have Audio Hum Eliminatorsfor most of the popular audio connections, XLR, RCA, 1/4" BNC etc..etc.. Remember, Markertek is the home of the unique and hard to find!

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