The ACTR3010/318.0/QCC4A from Advanced Crystal Technology is a SAW Resonator with Frequency 317.925 to 318.075 MHz, Centre Frequency 318 MHz, Insertion Loss 1.2 to 1.8 dB, Capacitance 2.4 to 3 pF, Quality Factor Loaded 1900. Tags: Surface Mount, SAW Resonator. More details for ACTR3010/318.0/QCC4A can be seen below.