The ANO 21-1502-40 from ANOISON Electronics LLC is a Fixed Attenuator with Frequency DC to 18 GHz, Attenuation 40 dB, Power 10 W, Peak Power 200 W, Attenuation Accuracy -1 to 0.8 dB. Tags: Module with Connectors. More details for ANO 21-1502-40 can be seen below.