Vidyut Yantra Udyog offers Set-Level Type Variable 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 Set-Level Type Variable Attenuators consists of a movable loss vane inside the section of a waveguide by means of a micrometer. The configuration of lossy-vane is so designed to obtain the low VSWR characteristics over the entire frequency band. These are meant for adjusting power levels and isolating a source and load etc.