The KTLT-137145-117122-N22 from Jersey Microwave is a Test Loop Translator with Downlink Frequency 11.55 to 12.15 GHz, Uplink Frequency 13.75 to 14.35 GHz, LO Frequency 2.2 GHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for KTLT-137145-117122-N22 can be seen below.