The NP-519 from NP Technologies Inc is a RF Amplifier with Frequency 0.100 to 200 MHz, Gain 50 to 53 dB, Gain Flatness ±1 to ±1.5 dB, Output Power 46.99 to 50 dBm, Output Power 50 to 100 W. Tags: Power Amplifier. More details for NP-519 can be seen below.