Telecommunications:
Calculating power levels in wireless communication systems.

Wireless Networking:
Designing and optimizing wireless networks.

Antenna Design:
Calculating antenna gain, ERP, and EIRP.

Electronics Engineering:
Converting power levels in electronic circuits.

RF Engineering:
Analyzing and designing RF systems.

Telecommunications:
Converting frequencies in radio and wireless communication systems.

Signal Processing:
Analyzing and processing signals in audio and video applications.

Electronics:
Designing and testing electronic circuits and components.

Mechanical Engineering:
Calculating rotational speeds of motors and engines.

Physics:
Analyzing wave phenomena and oscillations.