The QPDO-E-125-1 from Qualwave is a Phase Locked Oscillator with Frequency 1 GHz, Output Power 13 dBm, Reference Power -5 ±5 dBm (Input), Reference Frequency 125 MHz, Supply Voltage 12 V. Tags: Module with Connectors, PLDRO. More details for QPDO-E-125-1 can be seen below.