The NP-505 from NP Technologies Inc is a RF Amplifier with Frequency 0.53 to 1.7 MHz, Gain 63 to 65 dB, Gain Flatness ±0.5 dB, Output Power 52.55 to 53.98 dBm, Output Power 179.89 to 250.03 W. Tags: Power Amplifier. More details for NP-505 can be seen below.