The HD32531 from HD Communications Corp is a Frequency Multiplier with Input Frequency 320 to 1350 MHz, Output Frequency 960 to 1350 MHz, Input Power -3 dBm, Harmonics 35 to 40 dBc, Conversion Gain 0 to 9 dB. Tags: Module with Connectors, Active. More details for HD32531 can be seen below.