The HD32539 from HD Communications Corp is a Frequency Multiplier with Input Frequency 600 to 1890 MHz, Output Frequency 1800 to 1890 MHz, Output Power 12 dBm, Harmonics 75 to 85 dBc, Conversion Gain 5 to 12 dB. Tags: Module with Connectors, Active. More details for HD32539 can be seen below.