The HD32540 from HD Communications Corp is a Frequency Multiplier with Input Frequency 800 to 2499 MHz, Output Frequency 2400 to 2499 MHz, Output Power 12 dBm, Harmonics 43 to 47 dBc, Conversion Gain 6 to 12 dB. Tags: Module with Connectors, Active. More details for HD32540 can be seen below.