The P28K-414 from Narda-ATM is a Mechanical Phase Shifter with Frequency 27.5 to 31.2 GHz, Phase Shift 0 to 360 Degree, Phase Adjustment 360 Degree/GHz, Power W 10 W, Power 40 dBm. Tags: Module with Connector. More details for P28K-414 can be seen below.