The BGU7042 from NXP Semiconductors is a RF Amplifier with Frequency 0.04 to 1 GHz, Noise Figure 2.5 to 3.8 dB, Output Power 12 dBm, Output Power 0.02 W, P1dB 12 dBm. Tags: Surface Mount, Low Noise Amplifier. More details for BGU7042 can be seen below.