The ACTR3108/315MHz/QCC2A/75kHz from Advanced Crystal Technology is a SAW Resonator with Frequency 314.925 to 315.075 MHz, Centre Frequency 315 MHz, Insertion Loss 1.9 to 2.4 dB, Capacitance 2.7 to 3.3 pF, Quality Factor Loaded 1500. Tags: Surface Mount, SAW Resonator. More details for ACTR3108/315MHz/QCC2A/75kHz can be seen below.