The BZ-39904000-550830-102323 from B&Z Technology is a RF Amplifier with Frequency 39.9 to 40 GHz, Gain 30 to 32 dB, Gain Flatness ±1 dB, Noise Figure 5 to 5.5 dB, Output Power 8 to 10 dBm. Tags: Power Amplifier. More details for BZ-39904000-550830-102323 can be seen below.