Vidyut Yantra Udyog manufactures Fixed Attenuators. Vidyut Yantra Udyog manufactures and supplies microwave components, electronic microwave components, microwave trainers, antenna trainer kit, microwave passive waveguide components, millimetre wave component covering frequency ranging from 1 Ghz to 110 Ghz. The Fixed Attenuators are meant for inserting a known attenuation in a waveguide system. The Fixed Attenuators consists of a lossy-vane inserted in a section of waveguide, flanged on both ends. These are useful for isolation of waveguide circuits, padding and extending the range of measuring equipments.