The PE70A9003 from Pasternack Enterprises Inc is a Gain Equalizer with Frequency 1 to 18 GHz, Gain Equalization 3.2 to 4.8 dB, Insertion Loss 1 to 2.5 dB, Power 30 dBm, Impedance 50 Ohms. Tags: Module with Connectors, Positive Gain Slope. More details for PE70A9003 can be seen below.