Charles R. Boyd

Impedance Matching of Open-Ended Waveguide Radiating Elements†

Charles R. Boyd, 1987 .

Duplexing ferrite reciprocal phase shifters

Charles R. Boyd, 2005, IMS 2005.

Microwave reciprocal latching ferrite phase shifters

Russell A. Gaspari, Charles R. Boyd, 1972 .

L-band high power electronically rotatable ferrite half-wave plate

Charles R. Boyd, William E. Hord, Steven T. Van Dyke, 2010, 2010 IEEE MTT-S International Microwave Symposium.