The QPDO-E-100-16.75 from Qualwave is a Phase Locked Oscillator with Frequency 16.75 GHz, Output Power 13 dBm, Reference Power 3 to 10 dBm (Input), Reference Frequency 25 MHz, Supply Voltage 12 V. Tags: Module with Connectors, PLDRO. More details for QPDO-E-100-16.75 can be seen below.