The QLA-18000-40000-25-50 from Qualwave is a RF Amplifier with Frequency 18 to 40 GHz, Gain 25 dB (Small Signal), Small Signal Gain 25 dB, Gain Flatness ±1.5 dB, Noise Figure 5 dB. Tags: Low Noise Amplifier. More details for QLA-18000-40000-25-50 can be seen below.