The EQ2 is a reverse slop equalizer. Because its electrical curve is similar to coaxial cable loss, it is also known as the cable loss simulator.EQ2 Series Cable Loss Simulator Reverse Slope EqualizerTilt in dB over 1.8GHz*SelectFeatures Mini Size (13x40.5mm) Support DOCSIS 3.1, 1218 MHz Excellent Flatness Slope Curve Excellent Return Loss Brass Tubes Hosing High RFI Shielding Precision Connector Thread