The T3-18 from Marki Microwave is a RF Mixer with RF Frequency 10 to 18000 MHz, LO Frequency 10 to 18000 MHz, IF Frequency 1 to 10000 MHz, Conversion Loss 12 dB, Operating Temperature Tested at +25°C. Tags: Surface Mount, Triple Balanced Mixer. More details for T3-18 can be seen below.