The PS-923 from Synergy Microwave Corporation is a Analog Phase Shifter with Frequency 100 to 200 MHz, Phase Shift 180 Degree, Insertion Loss 1.5 to 2 dB, Control Voltage 0 to 12 V, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount. More details for PS-923 can be seen below.