The ACTR420/315.0/QCC8C from Advanced Crystal Technology is a SAW Resonator with Frequency 314.925 to 315.075 MHz, Centre Frequency 315 MHz, Insertion Loss 1.4 to 2 dB, Capacitance 1.8 to 2.2 pF, Quality Factor Loaded 1600. Tags: Surface Mount, SAW Resonator. More details for ACTR420/315.0/QCC8C can be seen below.