Virginia Diodes, Inc (VDI) is a leading provider of terahertz and mm-wave products. With a mission to make the terahertz region of the electromagnetic spectrum as useful and practical as microwave and infrared bands, VDI designs and manufactures state-of-the-art test and measurement equipment. VDI offers a wide range of products, including Vector Network Analyzer Extension Modules (VNAX), Spectrum Analyzer Extenders (SAX), Signal Generator Extenders (SGX), Compact Converters (CC), Power Meters, Noise Sources, Transmitter Components and Modules, Waveguide Amplifiers, Frequency Multipliers, Custom Transmitters / Sources, Custom Transmitter Modules, Compact Transmitter Modules, Receiver Components and Modules, Detectors, Mixers, and Passive Components like Waveguide Filters and Couplers.

Our components are designed for reliable operation at frequencies between 50 GHz and 2 THz. As a testament to our commitment to quality, all VDI components are equipped with in-house fabricated GaAs Schottky diodes and microelectronic filter structures. Founded in 1996, VDI has expanded its product offerings and now operates from a 20,000 sq.

Employing over 100 engineers, technicians, and administrative staff, VDI continues to grow and meet the diverse needs of terahertz and millimeter wave customers worldwide