The ZHL-50W-63X+ from Mini Circuits is a RF Amplifier with Frequency 700 MHz to 6 GHz, Gain 49 to 64 dB, Gain Flatness ±4 to ±5 dB, Noise Figure 11 to 16 dB, Output Power 42 dBm. Tags: Power Amplifier. More details for ZHL-50W-63X+ can be seen below.