The EQL-DC40-20-292FF from Quantic PMI (Planar Monolithics) is a Passive Gain Equalizer that operates from DC to 40 GHz. It has a slope of up to 0.5 dB/GHz, an insertion loss of 20 dB, and an amplitude accuracy of ±1 dB. This equalizer can handle an input power of up to 1 W (~30 dBm) and has a VSWR of 1.6:1. It allows both forward and reverse power measurements to be equivalent. This equalizer is available in a module that measures 0.53 x 0.36 x 0.18 inches with removable 2.92 mm (female) connectors.