The CMT-BA1 from Cosmic Microwave Technology, Inc. is a RF Amplifier with Frequency 0.005 to 1.5 GHz, Gain 32 to 35 dB, Gain Flatness ±2 to ±5 dB, Noise Figure 0.03 to 1.06 dB(2 to 80 K), Input Return Loss -15 to -10 dB. Tags: Cryogenic Amplifier, Low Noise Amplifier. More details for CMT-BA1 can be seen below.