The ANO 22-1001-20 from ANOISON Electronics LLC is a Fixed Attenuator with Frequency DC to 50 GHz, Attenuation 20 dB, Power 10 W, Peak Power 100 W, Attenuation Accuracy -1.2 to 1.5 dB. Tags: Module with Connectors. More details for ANO 22-1001-20 can be seen below.