The T3-0838 from Marki Microwave is a RF Mixer with RF Frequency 8000 to 38000 MHz, LO Frequency 8000 to 38000 MHz, IF Frequency 10 to 10000 MHz, Conversion Loss 9.5 dB, Operating Temperature Tested at +25°C. Tags: Module with Connectors, Triple Balanced Mixer. More details for T3-0838 can be seen below.