About this course
Refresh your wireless communications knowledge through 40 hours of continuing education. Review radio theory, analog circuitry, cellular networks, RF interference mitigation, soldering, transmission line testing, antenna installation, and grounding. The course revisits the technical skills used to install, maintain, and repair mobile and fixed radio systems in public safety and commercial telecommunications. Complete the course activities and assessments, retain your completion records, and confirm the applicable renewal requirements with ETA International. This is continuing education; course completion does not award a new professional certification or automatically renew an existing credential.