The RFLM-300511QC-392 from RFuW Engineering is a Limiter with Frequency 30 to 512 MHz, CW Flat Leakage 0.07 W, Input Power 56 dBm, Input Power 398.1 W, Peak Input Power 60 dBm. Tags: Surface Mount, PIN Diode. More details for RFLM-300511QC-392 can be seen below.