The A1HDC13G32 from Lotus Communication Systems is a Digital Attenuator with Frequency DC to 13 GHz, Attenuation Range 0 to 31.75 dB, Attenuation Step 0.25 dB, Attenuation Accuracy 0.5 dB, Insertion Loss 3.3 dB. Tags: Module with Connectors, Digital. More details for A1HDC13G32 can be seen below.