The PE70A9020 from Pasternack Enterprises Inc is a Gain Equalizer with Frequency 1 to 4 GHz, Gain Equalization 6 dB, Insertion Loss 0.6 dB, Power 24 dBm, Impedance 50 Ohms. Tags: Module with Connectors, Negative Gain Slope. More details for PE70A9020 can be seen below.