The KTLT-140145-122127-N22 from Jersey Microwave is a Test Loop Translator with Downlink Frequency 12.25 to 12.75 GHz, Uplink Frequency 14 to 14.50 GHz, LO Frequency 1.75 GHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for KTLT-140145-122127-N22 can be seen below.