The KNP9200S55A from KeyLink Microwave is a RF Amplifier with Frequency 8.9 to 9.6 GHz, Gain 55 dB, Output Power Limit 54.77 dBm, Output Power Limit 299.92 W, AC Voltage 100 to 260 VAC, 50/60Hz V. Tags: Power Amplifier. More details for KNP9200S55A can be seen below.