The RMK-3-33+ from Mini Circuits is a Frequency Multiplier with Input Frequency 700 MHz to 1 GHz, Output Frequency 2.1 to 3 GHz, Input Power 12 to 17 dBm, Harmonics 4.5 to 47.5 dBc, Conversion Loss 14.1 to 18.5 dB. Tags: Surface Mount. More details for RMK-3-33+ can be seen below.