The J0020L from Eclipse MDI is a RF Mixer with RF Frequency 10 to 1500 MHz, LO Frequency 10 to 1500 MHz, IF Frequency 0 to 600 MHz, Conversion Loss 7 to 8.5 dB, LO Drive - Power 7 dBm. Tags: Double Balanced Mixer. More details for J0020L can be seen below.