The TLS-14.125 from GeoSync Microwave is a Test Loop Translator with Downlink Frequency 0.95 to 1.7 GHz, Uplink Frequency 13.75 to 14.5 GHz, LO Frequency 12.8 GHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for TLS-14.125 can be seen below.