The L5669 from Mercury Systems is a GPS/GNSS Filter Amplifier with Frequency 1207.6 to 1227.6 MHz / 1565.42 to 1585.42 MHz, Noise Figure 2.5 dB, Attenuation/Rejection 80 dB, Current 60 mA, Gain 26 dB. Tags: Module with Connector. More details for L5669 can be seen below.