Introducing the HE18 - your ultimate two-channel audio hum and buzz remover. Say goodbye to the frustrating 60 cycle hum that plagues your sound. With the HE18, you can effortlessly eliminate virtually all ground hum and buzz by seamlessly integrating it into your audio setup. Experience enhanced audio clarity as the unit efficiently converts unbalanced signals to balanced ones, and vice-versa. Elevate your audio quality with the HE18's remarkable noise reduction capabilities. Embrace a flawless sound experience like never before.

• Frequency response: 20Hz to 70 kHz +/- .5dB
• Distortion: < 0.005% THD @ 1 khz
• Crosstalk: > -97 dB
• Max source impedance: 1 K Ohm
• Min load impedance: 10 K Ohm

• Eliminates ground loop hum and buzz.
• Leaves signal grounds connected.
• Passive, the unit requires no power.
• Converts balanced lines to unbalanced lines and vice-versa.
• Adjusts signal voltages to match difference in ground potential.