The FTR-915 from RF Bay is a Frequency Multiplier with Input Frequency 300 to 310 MHz, Output Frequency 900 to 930 MHz, Harmonics 60 to 100 dBc, Conversion Loss 13 dB, Frequnecy 300 to 310 MHz. Tags: Module with Connectors, Active. More details for FTR-915 can be seen below.