The ACTQ434/433.92/F11 from Advanced Crystal Technology is a SAW Resonator with Frequency 433.845 to 433.995 MHz, Centre Frequency 433.92 MHz, Insertion Loss 6 to 8 dB, Capacitance 1.4 to 2 pF, Quality Factor Loaded 6700. Tags: Drop In, SAW Resonator. More details for ACTQ434/433.92/F11 can be seen below.