The PE86X1009 from Pasternack Enterprises Inc is a RF Mixer with RF Frequency 7 to 43 GHz, LO Frequency 7 to 43 GHz, IF Frequency DC to 10 GHz, Conversion Loss 9 dB, LO Drive - Power 13 dBm. Tags: Module with Connectors, Drop-In, Double Balanced Mixer. More details for PE86X1009 can be seen below.