The QDAT6-1-18-62 from Qualink Microwave is a RF Variable Attenuator with Frequency 1 to 18 GHz, Attenuation Range 62 dB, Attenuation Step 1 dB, Attenuation Accuracy 1.5 dB, Insertion Loss 10.5 dB. Tags: Module with Connectors, Digital. More details for QDAT6-1-18-62 can be seen below.