The CRBSCS-01-1244.160 from Crystek Corporation is a Clock Oscillator with Frequency 1244.16 MHz, Supply Voltage 5.5 to 15 V, Current 60 mA, Output Power 5 dBm, Output Load 50 Ohms. Tags: Module with Connectors. More details for CRBSCS-01-1244.160 can be seen below.