The 669-20-1 from MECA is a Fixed Attenuator that operates from DC to 50 GHz. It provides an attenuation of 20 dB with an accuracy of ±2 dB. The attenuator can handle an average input power of up to 0.5 W and has a VSWR of less than 1.75:1. It is available as a connectorized module that measures 1.12 x 0.312 inches and has 2.4mm (male/female) connectors.