The ACTR422/318.0/QCC8C from Advanced Crystal Technology is a SAW Resonator with Frequency 317.925 to 318.075 MHz, Centre Frequency 318 MHz, Insertion Loss 1.5 to 2.2 dB, Capacitance 2.2 to 2.7 pF, Quality Factor Loaded 2200. Tags: Surface Mount, SAW Resonator. More details for ACTR422/318.0/QCC8C can be seen below.