A radio operator (also, formerly, a wireless operator in British and Commonwealth English) is a person who is responsible for the operations of a

radio Radio is the technology of communicating using radio waves. Radio waves are electromagnetic waves of frequency between 3 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a transmitter connec ...

system and the technicalities in broadcasting. The profession of radio operator has become largely obsolete with the automation of radio-based tasks in recent decades. Nevertheless, radio operators are still employed in maritime and

aviation Aviation includes the activities surrounding mechanical flight and the aircraft industry. ''Aircraft'' include fixed-wing and rotary-wing types, morphable wings, wing-less lifting bodies, as well as lighter-than-air aircraft such as h ...

fields. In most cases radio transmission is now only one of several tasks of a radio operator. In the United States, the title of Certified Radio Operator is granted to those who pass a test issued by the

Society of Broadcast Engineers The Society of Broadcast Engineers (SBE) is a professional organization for engineers in broadcast radio and television. The SBE also offers certification in various radio frequency and video and audio technology areas for its members. Backgrou ...

. The role of 'Wireless Operator' aboard aircraft during

WWII World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

was often abbreviated to 'WOp' or 'WOP' in official documents or obituaries.

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Professional titles and certifications Radio {{radio-comm-stub

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