The YH1300 from Greenray Industries is a OCXO with Frequency 10 to 50 MHz, Supply Voltage 4.75 to 5.25 V, Current 150 mA, Output Power 1 to 3 dBm, Load Capacitance 15 pF. Tags: DIP, Low Phase Noise, Low G-Sensitivity. More details for YH1300 can be seen below.