The ACTR912/912.0/TO39 from Advanced Crystal Technology is a SAW Resonator with Frequency 911.85 to 912.15 MHz, Centre Frequency 912 MHz, Insertion Loss 1.3 to 1.8 dB, Capacitance 1.7 to 2.3 pF, Quality Factor Loaded 1600. Tags: Drop In, SAW Resonator. More details for ACTR912/912.0/TO39 can be seen below.