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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 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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    • Jensen PB-2XX Stereo Audio Input/Output Isolator

      Jensen PB-2XX Stereo Audio Input/Output Isolator

      The Model PB-2XX is designed to provide over 100dB of common mode isolation at 60Hz and to help eliminate R.F. interference from radio and television stations.Transformer isolation allows maximum interconnection flexibility, since both sources and loads may be either balanced or unbalanced. Low impedance windings make this unit suitable for patch bays and as a general purpose "fix-it" box and allow it to be placed near either the output driving source or the destination input. Features: Ruler...

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      Item #: JEN-PB2XX

      Availability: Direct Ship From Manufacturer

      Our Price: $349.99

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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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    • 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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    • Sescom IL-19-SS Pro Audio Hum Eliminator Inline with Dynamic Structured Shielding

      Sescom IL-19-SS Pro Audio Hum Eliminator Inline with Dynamic Structured Shielding

      Introducing the IL-19-SS with Dynamic Structured Shielding: The legacy inspired IL-19-SS differs from the standard IL-19 in that it emulates the vintage Sescom all-metal tube style IL-19 from years ago. The IL-19-SS still retains the major and exclusive de-coupler circuitry for hum and noise. This passive device will reduce hum and noise in environments where extreme ambient noise is present and the ground plane characteristics are required for the system integrity. Designed to...

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      Item #: IL-19-SS

      Availability: In Stock

      Our Price: $51.95
      Special Price: $49.95

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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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    • 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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    • 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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    • Sescom IL-19-6RM Pro Audio Hum Eliminator 6 Channel Rackmount with Isolation

      Sescom IL-19-6RM Pro Audio Hum Eliminator 6 Channel Rackmount with Isolation

      Designed as 3 products in-one, the Sescom® IL-19® is the industry standard for instantly reducing audio hum problems in live sound & broadcast applications providing quick fix line isolation to stop noise at the source. This 6 channel version features 1/4" or XLR combination balanced inputs and male XLR outputs. 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...

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      Item #: IL-19-6RM

      Availability: In Stock

      Our Price: $279.00

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    • Jensen PI-2XX Stereo Audio Isolator Interface 2 Channel XLR

      Jensen PI-2XX Stereo Audio Isolator Interface 2 Channel XLR

      The Model PI-2XX is designed to provide over 90dB of common mode isolation at 60Hz and to help eliminate R.F. interference and Hum from radio and television stations. Transformer isolation allows maximum interconnection flexibility, since both sources and loads may be either balanced or unbalanced. PI-1XX is a single channel Isolator.

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      Item #: JEN-P12XX

      Availability: In Stock

      Our Price: $269.99

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    • RDL EZ-HK1 Stereo Audio Hum Killer

      RDL EZ-HK1 Stereo Audio Hum Killer

      The EZ-HK1 is a superior-quality stereo audio transformer isolation module for use with unbalanced, high impedance audio inputs. Input and output connections are provided on gold-plated RCA 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 through a rear-panel ground-lift switch. The EZ-HK1 eliminates hum due to ground loops when it is installed between...

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      Item #: RDL-EZ-HK1

      Availability: Usually ships in 3-10 business days

      Our Price: $86.83

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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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    • 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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    • 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: In Stock

      Our Price: $79.99

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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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    • 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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    • 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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    • 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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    • Sescom SES-XLR-ISO-01 Single Channel XLR Audio Isolation Transformer

      Sescom SES-XLR-ISO-01 Single Channel XLR Audio Isolation Transformer

      Normal voltage differences in system grounding points between various equipment can cause small AC power currents to flow in the audio signal path. The Sescom SES-XLR-ISO-01 is a balanced XLR audio hum eliminator/isolation transformer unit designed to remove hum and buzz created by these ground loops. Sescom's coupling transformer breaks the inter-equipment ground path rejecting noise in the input circuits while delivering pristine audio signals. Ground-Lift Switching The ground...

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      Item #: SES-XLR-ISO-01

      Availability: Usually ships in 3-10 business days

      Our Price: $95.95

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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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    • Rolls HE18 Buzzoff 2-Channel Audio Hum Eliminator

      Rolls HE18 Buzzoff 2-Channel Audio Hum Eliminator

      The Rolls HE18 is a two channel audio hum and buzz remover. Everyone knows how annoying it is to have 60 cycle hum in your sound. Now you can eliminate virtually all ground hum and buzz by simply inserting the HE18 into the audio path. Plus, the unit will convert an unbalanced signal into a balanced signal, and vice-versa. This greatly improves overall noise performance. Features: Eliminates ground loop hum and buzz Leaves signal grounds connected Passive, the unit requires...

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      Item #: HE18

      Availability: Usually ships in 3-10 business days

      Our Price: $39.00

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    • Jensen GLX Balanced Line Level Isolator

      Jensen GLX Balanced Line Level Isolator

      The GLX is a balanced line level isolator designed to quickly eliminate hum and buzz problems in an audio system by simply inserting it into the signal path. Measuring just over 4" x 1 «" (10 x 4cm), the compact design begins with two super-duty glass-fi lled nylon XLRs at each end with heavy duty nickel-silver contacts that will not tarnish over time. Unlike other isolators that are made of plastic, the GLX is made from solid 16 gauge steel and fi nished in a tough powder coat. The steel outer...

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      Item #: JEN-GLX

      Availability: In Stock

      Our Price: $69.99

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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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    • Sescom IL-19-MINI Hum Eliminator 3.5mm Stereo Mini I/O

      Sescom IL-19-MINI Hum Eliminator 3.5mm Stereo Mini I/O

      The next generation of the Sescom IL-19 series, the IL-19-MINI is an inline hum elimnator / matching transformer for 3.5mm stereo (TRS) runs and is perfect for both DSLR audio applications as well as a laptop interface where HUM always poses a problem, you can connect up to a 25 foot unbalanced 3.5mm TRS cable between any mic output source and through the IL-19-MINI to remove hum. As a laptop interface use it between external PC mic inputs to remove any unwanted hum and noise. Perfect for...

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      Item #: IL-19-MINI

      Availability: In Stock

      Our Price: $51.95

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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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