The TLR-29.75 from GeoSync Microwave is a Test Loop Translator with Downlink Frequency 0.95 to 1.7 GHz, Uplink Frequency 29.25 to 30.0 GHz, LO Frequency 28.3 GHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for TLR-29.75 can be seen below.