The MRF19090 from NXP Semiconductors is a RF Transistor with Frequency 1930 to 1990 MHz, Gain 11.5 dB at 11.5 MHz, Power 90 W, P1dB 90 W, Supply Voltage 26 V. More details for MRF19090 can be seen below.
1805 to 1880 MHz, 89 W Airfast RF Power LDMOS Transistor
4500 to 5900 MHz GaN HEMT for C-Band Radar Systems
GaN HEMT Transistor 1.2 to 1.4 GHz
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