When JRS Investigations performs a Technical Surveillance Counter-Measures (TSCM) Sweep in West Palm Beach, our Technicians most often find the following types of Surveillance Equipment: 1. RF (Radio Frequency) transmitters RF transmitters, or bugs, are the most well-known type of eavesdropping device. They are designed to be hidden in an area to intercept communications and then transmit the information via … Continue reading JRS Investigations TSCM Bug Sweep in West Palm Beach Tools