GROL RADAR PDF

History[ edit ] Historically, the first commercial operator licenses were issued by the Department of Commerce and then later by the Federal Radio Commission under the authority of the Radio Act of When the FCC was created in it took over this function. In a Third Class permit was added. As they developed after World War II , the "First Phone" Class license was required to be chief engineer at a broadcast station, and to work on television transmitters.

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To pass, an examinee must correctly answer at least 18 out of 24 questions. Element 3 - General Radiotelephone. Electronic fundamentals and techniques required to adjust, repair, and maintain radio transmitters and receivers. The exam consists of questions from the following categories: operating procedures, radio wave propagation, radio practice, electrical principles, circuit components, practical circuits, signals and emissions, and antennas and feed lines.

To pass, an examinee must correctly answer at least 57 out of 76 questions. To pass, an examinee must correctly answer at least 75 out of questions. The exam consists of questions from the following categories: radio system theory, amplifiers, power sources, troubleshooting, digital theory, and GMDSS equipment and regulations.

To pass, an examinee must correctly answer at least 38 out of 50 questions. It also confers the operating authority of the MP. Term of License The T3 is issued for a period of five 5 years. These licenses may be renewed at any time within the last ninety 90 days of their term up until five years following expiration without having to re-take an examination.

An expired certificate is not valid for any radio operations. As of May 20, , the Commission no longer accepts applications for new T3 licenses, and T3 licenses for which renewal applications are filed are renewed as MP licenses. It also confers all of the operating authority of the T3 and MP. Term of License The T2 is issued for a period of five 5 years. As of May 20, , the Commission no longer accepts applications for new T2 licenses, and T2 licenses for which renewal applications are filed are renewed as T licenses.

It also conveys all of the operating authority of a T2. Term of License The T1 is issued for a period of five 5 years.

As of May 20, , the Commission no longer accepts applications for new T1 licenses, and T1 licenses for which renewal applications are filed are renewed as T licenses. Radiotelegraph Operator License T Description The T authorizes the holder to operate, repair, and maintain ship stations, and to repair and maintain coast radiotelegraph stations in the maritime services. It also confers all of the operating authority of a T2.

Examinations To obtain an FCC Commercial Operator License, applicants must submit, to the Commission, proof of passing written and telegraphy Elements as illustrated in the following table. Type of License.

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Commercial Radio Operator License Program

The licensing requirements for operating such radio stations and the licensing requirements for repairing and maintaining such radio stations are discussed separately below. A commercial operator license does not constitute or imply FCC authorization to transmit radio signals. Before you operate any radio station, make certain that the station is licensed as required by the FCC. Radio Operations You need a commercial radio operator license to operate the following: Ship radio stations if: the vessel carries more than six passengers for hire; or the radio operates on medium frequencies MF or high frequencies HF ; or the ship sails to foreign ports; or the ship station transmits radiotelegraphy; or the ship is larger than gross tons and is required by law to carry a radio station for safety purposes. Aircraft radio stations, except those which operate only on very high frequencies VHF and do not make foreign flights. You do NOT need a commercial operator license to operate the following: Ship stations operating only on VHF frequencies that do not travel to foreign ports or make international communications unless the vessel carries more than six passengers for hire, or the ship is larger than gross tons and is required by law to carry a radio station for safety purposes. Shore radar, shore radiolocation, maritime support or shore radionavigation stations.

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Commercial Radio Operator Types of Licenses

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