The RSR-55.24-80-B from Raltron is a SAW Resonator with Frequency 55.24 MHz (3 Channel) / 62.24 MHz (4 Channel), Centre Frequency 58.74 MHz, Insertion Loss 5 dB (Resonant Loss), Capacitance 4.8 pF, Operating Temperature -10 to 60 Degree C. Tags: Drop In, SAW Resonator. More details for RSR-55.24-80-B can be seen below.