The PS-90-1020-101F-512 from Quantic PMI (Planar Monolithics) is a Analog Phase Shifter with Frequency 1 to 1.12 GHz, Phase Shift 180 Degree, Insertion Loss 2 dB, Control Voltage -12 to 5 V, Supply Voltage -12 to 5 V. Tags: Module with Connectors. More details for PS-90-1020-101F-512 can be seen below.