Research Electronics International (REI)

Research Electronics International (REI), located in Cookeville, Tennessee, has specialized in the design and manufacture of TSCM equipment for 40 years. REI’s RF spectrum analysis, telephone and line analysis, and non-linear junction detection products are used in over 100 countries worldwide by government agencies, law enforcement organizations, and corporations to protect information and trade secrets.

REI product brands include the MESA® 2.0 – Mobility Enhanced Spectrum Analyzer, TTK – Tactical TSCM Kit, ANDRE® Deluxe – Near-field Detection Receiver, OSCOR®  – Spectrum Analyzer, TALAN® 3.0 – Telephone and Line Analyzer, ORION® HX Deluxe Non-Linear Junction Detector, and REI Technical Training Center.