The CITLF3 from Cosmic Microwave Technology, Inc. is a RF Amplifier with Frequency 0.01 to 5 GHz, Gain 30 to 35 dB, Gain Flatness ±3 to ±5 dB, Noise Figure 0.06 dB, Input Return Loss -12 to -10 dB. Tags: Cryogenic Amplifier, Low Noise Amplifier. More details for CITLF3 can be seen below.