The QLAS-18000-28000-28-30 from Qualwave is a RF Amplifier with Frequency 18 to 28 GHz, Gain 28 dB, Gain Flatness ±1.5 dB, Noise Figure 3 dB, P1dB 5 dBm. Tags: Benchtop / Rackmount, Low Noise Amplifier. More details for QLAS-18000-28000-28-30 can be seen below.