The KATLT-290300-192202-0005 from Jersey Microwave is a Test Loop Translator with Downlink Frequency 19.20 to 20.20 GHz, Uplink Frequency 29 to 30 MHz, LO Frequency 9.8 GHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for KATLT-290300-192202-0005 can be seen below.