The TLS-14.25 from GeoSync Microwave is a Test Loop Translator with Downlink Frequency 0.95 to 1.45 GHz, Uplink Frequency 14.0 to 14.5 GHz, LO Frequency 13.05 GHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for TLS-14.25 can be seen below.