The RPLO-A-4.4-10.9GHz from Raditek is a Phase Locked Oscillator with Frequency 4.4 to 10 GHz, Frequency Stability ±5 ppm, Output Power 14 to 16 dBm, Reference Frequency 100 MHz, Supply Voltage 5 to 15 V. Tags: PLXO. More details for RPLO-A-4.4-10.9GHz can be seen below.