The OX4000 from Raltron is a OCXO with Frequency 1 to 160 MHz, Supply Voltage 5 to 15 V, Phase Noise -150 to -95 dBc/ Hz, Phase Noise 10 kHz -145 dBc/Hz, -135 dBc/Hz, Phase Noise 100 kHz -150 dBc/Hz. Tags: Thru-Hole. More details for OX4000 can be seen below.