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    • Jensen CI-2RR IsoMax Stereo Audio Isolator

      Jensen CI-2RR IsoMax Stereo Audio Isolator

      Dual Channel gold plated IHF/RCA line inputs & outputs for home theater, computer sound boards or automotive audio systems. Its ruler flat frequency response preserves "Audiophile Quality" signals.

       

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      Item #: JEN-CI2RR

      Availability: In Stock

      Our Price: $199.99

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    • Jensen VRD-1FF IsoMax Digital RF Isolator

      Jensen VRD-1FF IsoMax Digital RF Isolator

      For Analog and Digital Cable TV and Cable Modems Solves "Ground Loop" and "Hum Bar" Problems (Supercedes the VR-1FF).2MHz to 1300MHz CATV Isolator - F/F (Digital Cable compatible).

      Not For Use with Satellite Cabling

       

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      Item #: JEN-VRD1FF

      Availability: In Stock

      Our Price: $69.99

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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.

      • 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 Ohm load
      • High com

       

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      Item #: JEN-JT11P1

      Availability: Direct Ship From Manufacturer

      Our Price: $62.95

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    • JENSEN JT-DB-E Direct Box Transformer

      JENSEN JT-DB-E Direct Box Transformer

      When loaded by the 1 kS input impedance typical of mic preamplifiers, this transformer has a 140 kS input impedance, making it ideal for high impedance sources. It can be used with or without an active buffer as a "direct box" for electric guitars or synthesizers. A 30 dB magnetic shield package is standard.

      • Converts unbalanced line levels to balanced mic level output
      • Stops "hum and buzz" problems in musical instrument hook-ups
      • Allows use of long cables without high frequency loss
      • High common-mode r

       

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      Item #: JT-DB-E

      Availability: In Stock

      Our Price: $69.00

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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.

      • 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 at 20 Hz or 1

       

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      Item #: JEN-CI2MINI

      Availability: Direct Ship From Manufacturer

      Our Price: $199.99

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    • Jensen VB-1BB IsoMax Composite Video Isolator

      Jensen VB-1BB IsoMax Composite Video Isolator

      Single Channel Baseband Video Isolator Transformer eliminates video as well as audio hum.

      • -3dB at 10-10MHz Bandwidth
      • CMRR 120dB at 60Hz
      • 0.55dB Insertion Loss
      • 75 Ohm BNC connectors
      • 3.5"L x 1.75"W x 2.1"H

       

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      Item #: JEN-VB1BB

      Availability: Usually ships in 3-10 business days

      Our Price: $99.99

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    • Jensen PC-2XR 2 Ch Iso-Max Interface

      Jensen PC-2XR 2 Ch Iso-Max Interface

      • Stereo "Pro" to "Consumer" Converter / Isolator
      • Provides over 90dB of common mode isolation at60Hz while converting "Pro" +4dBu signals to"Consumer" -10dBV signals
      • Transformer isolation allows maximum interconnection flexibility, since both sources and loads may be either balanced or unbalanced.

       

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      Item #: JEN-PC2XR

      Availability: In Stock

      Our Price: $329.99

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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 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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    • Jensen DM2-2XX Iso-Max Stereo Line Output Isolator 1 to 1 Ratio XLR IN/Out

      Jensen DM2-2XX Iso-Max Stereo Line Output Isolator 1 to 1 Ratio XLR IN/Out

      • Ruler flat frequency response preserves "Audiophile Quality" signals
      • High-Grade Nickel-Iron-Molybdenum alloy cores for extremely low distortion
      • High quality gold plated connectors for long term reliability
      • Available with a choice of XLR, RCA, 1/4" Phone Jack or BNC connectors
      • Unpluggable 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 Contact DIP Switches allow for flexibility in grounding configuration

       

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      Item #: JEN-DM22XX

      Availability: In Stock

      Our Price: $269.99

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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.

      • 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 rejection:

       

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      Item #: JT-10KB-D

      Availability: In Stock

      Our Price: $50.49

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    • Jensen VBH-5BB Component Video & VGA Hum Eliminator Ground Loop Isolator

      Jensen VBH-5BB Component Video & VGA Hum Eliminator Ground Loop Isolator

      The ISO-MAX VBH-5BB reduces ground current induced video interference such as "hum bars" by a factor of over 100, eliminating the visible effects of these types of interference. The high bandwidth and low VSWR prevent degradation of the picture quality due to high frequency roll-off and cable reflections.

      When used with a D15HDM-5BF-3 VGA breakout cable, this is a great solution to eliminate hum from any VGA system.

      • Provides 56dB Reduction in Ground Loops
      • DC to 600MHz (VBH-3RR) or 900MHz Bandwidth

         

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        Item #: JEN-VBH5BB

        Availability: Direct Ship From Manufacturer

        Our Price: $499.99

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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.

        • Ruler flat frequenc






         

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        Item #: JEN-PB2XX

        Availability: In Stock

        Our Price: $349.99

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      • Jensen SUB-1RR Low Frequency Audio Isolator (RCA)

        Jensen SUB-1RR Low Frequency Audio Isolator (RCA)

        The specially designed transformer in this unit provides unparalleled low frequency response while providing over 100dB of common mode isolation, to solve even the most difficult sub-woofer installation problems. The zero dB insertion loss also prevents carefully calibrated system levels from being disturbed.

        • Eliminates the inherent ground noise coupling mechanism
        • Common-mode ground noise rejection of 105 dB at 60 Hz
        • Extended low frequency response: -1dB at 0.4Hz, -3dB at 0.15Hz
        • Extremely low distor

         

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        Item #: JEN-SUB1RR

        Availability: Direct Ship From Manufacturer

        Our Price: $129.99

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      • Jensen DIN-LO-11DM 600 to 600 1:1 Line Output Module

        Jensen DIN-LO-11DM 600 to 600 1:1 Line Output Module

        This module is designed for very high performance line output stages. Specially processed 80% nickel core alloy is used for lowest possible harmonic distortion of high level low frequency signals. For best performance, driving signals should be free of DC and source impedance kept as low as possible.

        • Distortion 0.004% typ at 20 Hz and +4 dBu output level
        • Wide bandwidth: !3 dB at 0.10 Hz and 15 MHz
        • Drives 600 S loads to levels up to +22 dBu at 20 Hz
        • Excellent time domain performance: DLP 0.3E typ 20

         

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        Item #: DIN-LO-11DM

        Availability: Direct Ship From Manufacturer

        Our Price: $159.99

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      • Jensen CI-1RR IsoMax Mono Audio Isolator

        Jensen CI-1RR IsoMax Mono Audio Isolator

        Single Channel Audio Input Isolator

        Ideal for use with Sub-Woofers and Mono-Block Amplifiers
        where use of a stereo unit would be impractical

        • 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

         

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        Item #: JEN-CI1RR

        Availability: In Stock

        Our Price: $129.99

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      • Jensen VBH-3RR Component Video Isolator RCA

        Jensen VBH-3RR Component Video Isolator RCA

        • Provides 56dB Reduction in Ground Loops
        • DC to 600MHz (VBH-3RR) or 900MHz Bandwidth (VBH-5BB)
        • Low VSWR Prevents Signal Degradation
        • Channels may be used independently

         

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        Item #: JEN-VBH3RR

        Availability: Direct Ship From Manufacturer

        Our Price: $499.99

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      • Jensen JT-11P4-1-1 Line Input Transformer

        Jensen JT-11P4-1-1 Line Input Transformer

        1:1.414 FOR "BALANCED BRIDGING" INPUTS

        This transformer is designed for sue in wideband input stages. Distortion remains very low and CMRP 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.

         

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        Item #: JEN-JT-11P4-1

        Availability: In Stock

        Our Price: $51.05

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      • Jensen VB-1RR Composite Video Isolator 1ch

        Jensen VB-1RR Composite Video Isolator 1ch

        • Similar in function to the JEN-VB1BB but utilizing RCA connectors this Single Channel Baseband Video Isolator Transformer eliminates video as well as audio hum.
        • -3dB @ 10-10MHz Bandwidth
        • CMRR 120dB @ 60Hz
        • 0.55dB Insertion Loss
        • 75. RCA connectors
        • 3.5"L x 1.75"W x 2.1"H

         

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        Item #: JEN-VB1RR

        Availability: In Stock

        Our Price: $99.99

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      • Jensen DIN-LO-11FL 600 to 600 1:1 Line Output Module

        Jensen DIN-LO-11FL 600 to 600 1:1 Line Output Module

        +21dBu Level Handling, 0.035% THD

        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.

        • 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 t

         

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        Item #: DIN-LO-11FL

        Availability: In Stock

        Our Price: $99.99

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      • Jensen JT-6110K-B Line Input Transformer 4:1 Stepdown

        Jensen JT-6110K-B Line Input Transformer 4:1 Stepdown

        4:1 Stepdown for "Balanced Bridging" Inputs

        This transformer is designed for use in wide band line input stages. The secondary source impedance of only 87 Ohm 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.

        • Our highest level handling input transformer
        • Wide bandwidth: -3 dB at 0.15 Hz and 120 kHz
        • Recommended for levels up to +26 dBu at 20 Hz
        • High input impedanc

         

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        Item #: JT-6110K-B

        Availability: In Stock

        Our Price: $89.99

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

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

        • 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 Contact DIP Switch

         

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        Item #: JEN-MS2XX

        Availability: Direct Ship From Manufacturer

        Our Price: $269.99

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      • 2 Channel Direct Box

        Item #: JEN-DB2PX

        Availability: Direct Ship From Manufacturer

        Our Price: $299.99

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      • Jensen VBH-1RR Composite Video Humbucker - DC to 600MHz - RCA/RCA

        Jensen VBH-1RR Composite Video Humbucker - DC to 600MHz - RCA/RCA

        The ISO-MAX® VBH-1RR reduces ground current induced video interference such as "hum bars" by a factor of over 100, eliminating the visible effects of these types of interference. The high bandwidth and low VSWR prevent degradation of the picture quality due to high frequency roll-off and cable reflections.

        • 56dB of CMRR typ at 60Hz minimizes ground loops
        • DC to 600MHz bandwidth for excellent picture quality
        • Greater than 1 Vrms 60Hz common-mode level handling
        • VSWR under 1.1 at 100MHz to prevent wavefor

         

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        Item #: JEN-VBH1RR

        Availability: Direct Ship From Manufacturer

        Our Price: $189.99

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      • Jensen VBH-1BB IsoMax Composite Video Isolator

        Jensen VBH-1BB IsoMax Composite Video Isolator

        Single Channel Baseband Video Isolator Transformer eliminates video as well as audio hum.

        • -3dB at 10-10MHz Bandwidth
        • CMRR 120dB at 60Hz
        • 0.55dB Insertion Loss
        • 75 Ohm BNC connectors
        • 3.5"L x 1.75"W x 2.1"H

         

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        Item #: JEN-VBH1-BB

        Availability: Direct Ship From Manufacturer

        Our Price: $189.99

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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.

        • 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 Hz
        • Excellent

         

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        Item #: JEN-JT11ELCF

        Availability: Direct Ship From Manufacturer

        Our Price: $47.95

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        Founded in 1974 Jensen Transformers, Inc., is a manufacturer and developer of high performance audio transformers. Tens of thousands of Jensen transformers are in use today throughout the world, and maintain a flawless reputation for superior quality and reliability. The company has extended its engineering expertise to the production of related electronic products that adhere to the basic philosophy of uncompromised high performance.

        Strict quality controls are maintained over every facet of production from raw materials through final test to ensure that Jensen products are the best available. Each transformer is rigorously tested both before and after encapsulation. Certified testing, including serialized printouts of all measurements on each unit, is available.

        Markertek is an authorized dealer for the entire Jensen Transformers line. If you don't see what you're looking for, contact us and we'll do our best to get it for you.