The BZ-25002750-181050-071515 from B&Z Technology is a RF Amplifier with Frequency 25 to 27.5 GHz, Gain 50 to 52 dB, Gain Flatness ±0.7 dB, Noise Figure 1.6 to 1.8 dB, Output Power 10 to 12 dBm. Tags: Cryogenic Amplifier. More details for BZ-25002750-181050-071515 can be seen below.