The 603-10-1 from MECA is a Fixed Attenuator with Frequency DC to 6 GHz, Power 2, 5, 10, 20, 50, 100, 150 W, Peak Power 125 W, Weight 1.7 oz, Attenuation Accuracy 0.3 to 1.5 dB. Tags: Module with Connectors. More details for 603-10-1 can be seen below.