The OX540 Series from Advanced Crystal Technology is a OCXO with Frequency 80 to 125 MHz, Supply Voltage 12 V, Tuning Voltage -0.5 to 15 V, Output Load 50.0?, Phase Noise -175 to -148 dBc/Hz. Tags: DIP, Low G-Sensitivity. More details for OX540 Series can be seen below.