The OX-990 from Vectron International is a OCXO with Frequency 60 to 120 MHz, Supply Voltage 15 V, Phase Noise -95 dBc/Hz, Phase Noise 10 kHz -170 dBc/Hz, Frequency Stability ±200 ppb. Tags: Surface Mount, Low G-Sensitivity. More details for OX-990 can be seen below.