Arizona Technical Security specializes in protecting communications against illegal eavesdropping. We offer Technical Surveillance Countermeasures (TSCM or "bug detection") services nationwide and also locally to serve the greater southwest United States including Phoenix, Scottsdale, Tucson, San Diego, and Los Angeles areas. We use state-of-the-art eavesdropping detection equipment to locate bugs, taps, GPS tracking devices, & covert cameras that operate by infrared, spread-spectrum, frequency hopping, burst, carrier current, and other transmission methods.