The RSR-304.325-50-5050-TR from Raltron is a SAW Resonator with Frequency 304.275 to 304.375 MHz, Centre Frequency 304.325 MHz, Insertion Loss 1.4 to 1.7 dB, Capacitance 2.4 pF, Voltage 10 V. Tags: Surface Mount, SAW Resonator. More details for RSR-304.325-50-5050-TR can be seen below.