The QPDO-E-50-17.65 from Qualwave is a Phase Locked Oscillator with Frequency 17.65 GHz, Output Power 13 dBm, Reference Power 3 to 10 dBm (Input), Reference Frequency 50 MHz, Supply Voltage 12 V. Tags: Module with Connectors, PLDRO. More details for QPDO-E-50-17.65 can be seen below.