The ACTR622.08/622.08/TO39 from Advanced Crystal Technology is a SAW Resonator with Frequency 622.005 to 622.155 MHz, Centre Frequency 622.08 MHz, Insertion Loss 1.5 to 2 dB, Capacitance 2.3 to 2.9 pF, Quality Factor Loaded 1750. Tags: Drop In, SAW Resonator. More details for ACTR622.08/622.08/TO39 can be seen below.