The PE86X1015 from Pasternack Enterprises Inc is a RF Mixer with RF Frequency 10 MHz to 1 GHz, LO Frequency 10 MHz to 1 GHz, IF Frequency DC to 800 GHz, Conversion Loss 7.2 to 8.2 dB, LO Drive - Power 1 to 7 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for PE86X1015 can be seen below.