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Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator

  • Price: $59.99
  • B&H # EBLLS2
  • Mfr# LLS-2

Product Highlights

  • -10dBV to +4dBu Converter
  • 1/4" TRS Connectors
  • Passive Design
 

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The LLS-2 Line Level Shifter & Hum Eliminator from Ebtech is a handy two-channel utility that effectively provides line level transformation between balanced and unbalanced devices. The Line Level Shifter also contains Ebtech's Hum Eliminator technology for breaking the ground loops that cause 60Hz hum and AC buzz, noise that can occur when making these kinds of connections.

Audiophile quality components and passive design provide a quiet signal path throughout. The unit uses the physics of inductance and impedance matching to increase or decrease the signal voltage without the added noise of active electronics. "Smart" connections automatically distinguish between balanced and unbalanced connections. The unit features 1/4" TRS phone inputs and outputs on both channels.

Converts back and forth between -10dBV and +4dBu
Converts automatically back and forth between balanced and unbalanced lines at either end
1/4" TRS "smart" jacks (tip, ring, sleeve) inputs and outputs
Built-in "Hum Eliminator" technology eliminates AC hum/60Hz buzz and noise
Automatically translates signal voltages to match differences in ground potentials, avoiding clipping
Completely passive design with audiophile quality components assures the best possible noise and distortion performance
Function 2-channel line level matching device
Inputs 2 x 1/4" TRS phone
Outputs 2 x 1/4" TRS phone
Frequency Response 20Hz to 40kHz, +/-1.0dB into 10kΩ load
Distortion <0.002% THD @ 1kHz
Crosstalk >-97dB
Dimensions (WxDxH) Not specified by manufacturer
Weight Not specified by manufacturer
Specialties Completely passive design
Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator
  • Rubber Feet
  • Two (2) Year Warranty
  • REVIEW SNAPSHOT®

    by PowerReviews
    EbtechLLS-2 - Dual Channel Line Level Shifter & Hum Eliminator
     
    4.8

    (based on 4 reviews)

    Ratings Distribution

    • 5 Stars

       

      (3)

    • 4 Stars

       

      (1)

    • 3 Stars

       

      (0)

    • 2 Stars

       

      (0)

    • 1 Stars

       

      (0)

    100%

    of respondents would recommend this to a friend.

    Pros

      Cons

        Best Uses

            • Reviewer Profile:
            • Experienced (3)

          Reviewed by 4 customers

          Sort by

          Displaying reviews 1-4

          Back to top

           
          4.0

          Sweet little box

          By Chris

          from AZ

          About Me Experienced

          Verified Buyer

          Pros

          • Compact
          • Durable
          • Easy To Use
          • Lightweight

          Cons

            Best Uses

              Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

              I got this to use with my Jet City 50W head (line level fx loop) and Line 6 M13 (instrument level). These two together actually worked fine for a few months then suddenly - super quiet sound. I first set it up connected through the fx loop send and on the return, but I noticed the volume was about half of what it should've been. I ended up only hooking it up only on the fx return end.JCA fx loop send > m13 in > m13 out > ebtech -10dB > ebtech +4dB > JCA fx return. Perfect! Works like a charm, definitely recommend it if you run into issues with a line level fx loop. Nice metal box, seems like it should last forever. 4 stars because it seems to affect my tone a minor amount. Not a big deal to me since it's barely noticeable and worth it over not being able to use my FX with my amp. Might be more of an issue for studio stuff though.

              Share this review

               
              5.0

              Worked great!

              By Schurm

              from Indiana

              About Me Experienced

              Verified Buyer

              Pros

              • Clear Sound
              • Compact
              • Easy To Use

              Cons

                Best Uses

                  Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

                  I have been wrestling with a buzz in our church's sound system coming from the video/sound switcher for some time. Tried a lot of things including using a 2 prong 110v adapter to do away with the ground to the unit. Nothing cleared it up until I installed the LLS-2 between the switcher and the sound board. Buzzing is completely gone and I am happy.

                  Share this review

                   
                  5.0

                  It does what it does

                  By Dan

                  from Boone, NC

                  About Me Experienced

                  Verified Buyer

                  Pros

                    Cons

                      Best Uses

                        Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

                        I use the LLS-2 in the effects loop of my amp. It does exactly what it says it will. No noticeable noise or hum at all.

                        Share this review

                         
                        5.0

                        Line Level Shifter is Great Stuff

                        By mbrown3

                        from Marshall, MI

                        About Me Professional

                        Verified Buyer

                        Pros

                        • Consistent Performance
                        • Durable
                        • Easy To Configure

                        Cons

                        • Documentation

                        Best Uses

                        • Musical Equipment
                        • Rack Gear

                        Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

                        The product itself is great...does just what it's supposed to, and eliminates hum too. Documentation is pretty poor, that's the only downside. But it's not the most complicated device in the world, so it's OK.

                        • Primary use:
                        • Personal

                        Share this review

                        Displaying reviews 1-4

                        Back to top

                        REVIEW SNAPSHOT®

                        by PowerReviews
                        EbtechLLS-2 - Dual Channel Line Level Shifter & Hum Eliminator
                         
                        4.8

                        (based on 4 reviews)

                        Ratings Distribution

                        • 5 Stars

                           

                          (3)

                        • 4 Stars

                           

                          (1)

                        • 3 Stars

                           

                          (0)

                        • 2 Stars

                           

                          (0)

                        • 1 Stars

                           

                          (0)

                        100%

                        of respondents would recommend this to a friend.

                        Pros

                          Cons

                            Best Uses

                                • Reviewer Profile:
                                • Experienced (3)

                              Reviewed by 4 customers

                              Sort by

                              Displaying reviews 1-4

                              Back to top

                               
                              4.0

                              Sweet little box

                              By Chris

                              from AZ

                              About Me Experienced

                              Verified Buyer

                              Pros

                              • Compact
                              • Durable
                              • Easy To Use
                              • Lightweight

                              Cons

                                Best Uses

                                  Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

                                  I got this to use with my Jet City 50W head (line level fx loop) and Line 6 M13 (instrument level). These two together actually worked fine for a few months then suddenly - super quiet sound. I first set it up connected through the fx loop send and on the return, but I noticed the volume was about half of what it should've been. I ended up only hooking it up only on the fx return end.JCA fx loop send > m13 in > m13 out > ebtech -10dB > ebtech +4dB > JCA fx return. Perfect! Works like a charm, definitely recommend it if you run into issues with a line level fx loop. Nice metal box, seems like it should last forever. 4 stars because it seems to affect my tone a minor amount. Not a big deal to me since it's barely noticeable and worth it over not being able to use my FX with my amp. Might be more of an issue for studio stuff though.

                                  Share this review

                                   
                                  5.0

                                  Worked great!

                                  By Schurm

                                  from Indiana

                                  About Me Experienced

                                  Verified Buyer

                                  Pros

                                  • Clear Sound
                                  • Compact
                                  • Easy To Use

                                  Cons

                                    Best Uses

                                      Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

                                      I have been wrestling with a buzz in our church's sound system coming from the video/sound switcher for some time. Tried a lot of things including using a 2 prong 110v adapter to do away with the ground to the unit. Nothing cleared it up until I installed the LLS-2 between the switcher and the sound board. Buzzing is completely gone and I am happy.

                                      Share this review

                                       
                                      5.0

                                      It does what it does

                                      By Dan

                                      from Boone, NC

                                      About Me Experienced

                                      Verified Buyer

                                      Pros

                                        Cons

                                          Best Uses

                                            Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

                                            I use the LLS-2 in the effects loop of my amp. It does exactly what it says it will. No noticeable noise or hum at all.

                                            Share this review

                                             
                                            5.0

                                            Line Level Shifter is Great Stuff

                                            By mbrown3

                                            from Marshall, MI

                                            About Me Professional

                                            Verified Buyer

                                            Pros

                                            • Consistent Performance
                                            • Durable
                                            • Easy To Configure

                                            Cons

                                            • Documentation

                                            Best Uses

                                            • Musical Equipment
                                            • Rack Gear

                                            Comments about Ebtech LLS-2 - Dual Channel Line Level Shifter & Hum Eliminator:

                                            The product itself is great...does just what it's supposed to, and eliminates hum too. Documentation is pretty poor, that's the only downside. But it's not the most complicated device in the world, so it's OK.

                                            • Primary use:
                                            • Personal

                                            Share this review

                                            Displaying reviews 1-4

                                            Back to top

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