The QLA-6000-18000-20-28 from Qualwave is a RF Amplifier with Frequency 6 to 18 GHz, Gain 20 dB (Small Signal), Small Signal Gain 20 dB, Gain Flatness ±1.2 dB, Noise Figure 2.8 dB. Tags: Low Noise Amplifier. More details for QLA-6000-18000-20-28 can be seen below.