The TRE-14-11.8 from GeoSync Microwave is a Test Loop Translator with Downlink Frequency 11.45 to 12.2 GHz, Uplink Frequency 13.75 to 14.5 GHz, LO Frequency 2.3 GHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for TRE-14-11.8 can be seen below.