The ZHL-50W-52X-S+ from Mini Circuits is a RF Amplifier with Frequency 50 to 500 MHz, Gain 47 to 52 dB, Gain Flatness ±1.2 to ±1.8 dB, Noise Figure 4.5 to 7 dB, Output Power 47.5 dBm. Tags: Power Amplifier. More details for ZHL-50W-52X-S+ can be seen below.