The HTH9G09P900H(B) from Watech Electronics is a RF Amplifier with Frequency 1.8 to 900 MHz, Gain 18.87 to 23.24 dB, Output Power 59.54 dBm, Output Power 900 W, Saturated Power 59.54 dBm. Tags: Flanged, Ceramic, Surface Mount, Power Amplifier. More details for HTH9G09P900H(B) can be seen below.