The ECOC-2522-40.000-3GS from ECS Inc. International is a OCXO with Frequency 40 MHz, Supply Voltage 3.135 to 3.465 V, Resistance 50 Ohms, Output Load 50 Ohms, Phase Noise -150 to -90 dBc/Hz. Tags: Surface Mount. More details for ECOC-2522-40.000-3GS can be seen below.