The BLT-2300-KuE from Atlantic Microwave is a Test Loop Translator with Downlink Frequency 11450 to 12200 MHz, Uplink Frequency 13750 to 14500 MHz, LO Frequency 2300 MHz, Attenuation Adjustment Range 30 dB. Tags: Single Band. More details for BLT-2300-KuE can be seen below.