The DBS-2021N625 from Stellant Systems is a RF Amplifier with Frequency 20.2 to 21.2 GHz, Gain 30 to 36 dB, Gain Flatness ±1.25 dB, Noise Figure 5.8 to 6 dB, P1dB 25 dBm. Tags: Hermetic, Power Amplifier. More details for DBS-2021N625 can be seen below.