The 41-180-021 from Pickering Interfaces is a PXI RF Attenuator with Frequency DC to 3GHz, Attenuation Range 0 to 63 dB, Current 100 to 200 mA, Insertion Loss 3.6dB, Power 30 dBm. Tags: Programmable Attenuator. More details for 41-180-021 can be seen below.