Nady Systems develops and manufactures a variety of audio equipment, including products using wireless microphone technology.

[1][2] Nady Systems sells audio equipment for use in the entertainment industry, and for use in houses of worship, schools and universities.

In the early 1970s, John Nady developed and patented a companding process for wireless which significantly improved sound quality and range.

By 1985, many top-performing musical artists used Nady Systems' wireless equipment, including Madonna, Bruce Springsteen, Bon Jovi, Aerosmith, Styx, Neil Young and the Rolling Stones.

Nady Systems' work in television has been recognized by the National Academy of Television Arts and Sciences, which awarded Nady Systems an Emmy Award in 1996 for “Outstanding Technical Achievement in Pioneering Wireless Microphone Technology.” Nady is credited with developing a number of innovations in the field of wireless audio.