The DX-040 from Vectron International is a OCXO with Frequency 4 to 15 MHz, Supply Voltage 5 to 12 V, Phase Noise -120 dBc/Hz, Phase Noise 10 kHz -140 dBc/Hz, Frequency Stability ±0.2 to ±0.4 ppb. Tags: Surface Mount. More details for DX-040 can be seen below.