The FLM1414-12F from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 14.0 to 14.5 GHz, Power 39.5 to 40.5 dBm, Power(W) 8.91 to 11.22 W, P1dB 39.5 to 40.5 dBm, Power Gain (Gp) 4 to 5 dB. Tags: Flanged. More details for FLM1414-12F can be seen below.