The XL-11-A from Pulsar Microwave is a RF Mixer with LO Frequency 5 MHz to 3 GHz, IF Frequency DC to 700 MHz, Conversion Loss 9 dB, LO Drive - Power 10 dBm, P1dB 4 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for XL-11-A can be seen below.