Marine Radio Operator Permit (MROP)

Basic maritime radio operations

Questions

1-1A1
Topic: Equipment Requirements

What is a requirement of all marine transmitting apparatus used aboard United States vessels?

1-1A2
Topic: Equipment Requirements

What transmitting equipment is authorized for use by a station in the maritime services?

1-1A3
Topic: Equipment Requirements

Small passenger vessels that sail 20 to 150 nautical miles from the nearest land must have what additional equipment?

1-1A4
Topic: Equipment Requirements

What equipment is programmed to initiate transmission of distress alerts and calls to individual stations?

1-1A5
Topic: Equipment Requirements

What is the minimum transmitter power level required by the FCC for a medium-frequency transmitter aboard a compulsorily fitted vessel?

1-1A6
Topic: Equipment Requirements

Shipboard transmitters using F3E emission (FM voice) may not exceed what carrier power?

1-2A1
Topic: License Requirements

Which commercial radio operator license is required to operate a fixed-tuned ship RADAR station with external controls?

1-2A2
Topic: License Requirements

When is a Marine Radio Operator Permit or higher license required for aircraft communications?

1-2A3
Topic: License Requirements

Which of the following persons are ineligible to be issued a commercial radio operator license?

1-2A4
Topic: License Requirements

What are the radio operator requirements of a passenger ship equipped with a GMDSS installation?

1-2A5
Topic: License Requirements

What is the minimum radio operator requirement for ships subject to the Great Lakes Radio Agreement?

1-2A6
Topic: License Requirements

What is a requirement of every commercial operator on duty and in charge of a transmitting system?

1-3A1
Topic: Watchkeeping

Radio watches for compulsory radiotelephone stations will include the following:

1-3A2
Topic: Watchkeeping

All compulsory equipped cargo ships (except those operating under GMDSS regulations or in a VTS) while being navigated outside of a harbor or port, shall keep a continuous radiotelephone watch on:

1-3A4
Topic: Watchkeeping

When a watch is required on 2182 kHz, at how many minutes past the hour must a 3 minute silent period be observed?

1-3A5
Topic: Watchkeeping

Which is true concerning a required watch on VHF Ch-16?

1-3A6
Topic: Watchkeeping

What are the mandatory DSC watchkeeping bands/channels?

1-4A1
Topic: Logkeeping

Who is required to make entries in a required service or maintenance log?

1-4A2
Topic: Logkeeping

Who is responsible for the proper maintenance of station logs?

1-4A3
Topic: Logkeeping

Where must ship station logs be kept during a voyage?

1-4A4
Topic: Logkeeping

What is the proper procedure for making a correction in the station log?

1-4A5
Topic: Logkeeping

How long should station logs be retained when there are entries relating to distress or disaster situations?

1-4A6
Topic: Logkeeping

How long should station logs be retained when there are no entries relating to distress or disaster situations?

1-5A1
Topic: Log Entries

Radiotelephone stations required to keep logs of their transmissions must include:

1-5A2
Topic: Log Entries

Which of the following is true?

1-5A3
Topic: Log Entries

Where should the GMDSS radio log be kept on board ship?

1-5A4
Topic: Log Entries

Which of the following statements is true?

1-5A5
Topic: Log Entries

Which of the following logkeeping statements is true?

1-5A6
Topic: Log Entries

Which of the following statements concerning log entries is false?

1-6A1
Topic: Miscellaneous Rules & Regulations

What regulations govern the use and operation of FCC-licensed ship stations in international waters?

1-6A2
Topic: Miscellaneous Rules & Regulations

When may the operator of a ship radio station allow an unlicensed person to speak over the transmitter?

1-6A3
Topic: Miscellaneous Rules & Regulations

Where do you make an application for inspection of a ship GMDSS radio station?

1-6A4
Topic: Miscellaneous Rules & Regulations

Who has ultimate control of service at a ship’s radio station?

1-6A5
Topic: Miscellaneous Rules & Regulations

Where must the principal radiotelephone operating position be installed in a ship station?

1-6A6
Topic: Miscellaneous Rules & Regulations

By international agreement, which ships must carry radio equipment for the safety of life at sea?

1-7B1
Topic: Bridge-to-Bridge Operations

What traffic management service is operated by the U.S. Coast Guard in certain designated water areas to prevent ship collisions, groundings and environmental harm?

1-7B2
Topic: Bridge-to-Bridge Operations

What is a bridge-to-bridge station?

1-7B3
Topic: Bridge-to-Bridge Operations

When may a bridge-to-bridge transmission be more than 1 watt?

1-7B4
Topic: Bridge-to-Bridge Operations

When is it legal to transmit high power on Channel 13?

1-7B5
Topic: Bridge-to-Bridge Operations

A ship station using VHF bridge-to-bridge Channel 13:

1-7B6
Topic: Bridge-to-Bridge Operations

The primary purpose of bridge-to-bridge communications is:

1-8B1
Topic: Operating Procedures-1

What is the best way for a radio operator to minimize or prevent interference to other stations?

1-8B2
Topic: Operating Procedures-1

Under what circumstances may a coast station using telephony transmit a general call to a group of vessels?

1-8B3
Topic: Operating Procedures-1

Who determines when a ship station may transmit routine traffic destined for a coast or government station in the maritime mobile service?

1-8B4
Topic: Operating Procedures-1

What is required of a ship station which has established initial contact with another station on 2182 kHz or Ch-16?

1-8B5
Topic: Operating Procedures-1

How does a coast station notify a ship that it has a message for the ship?

1-8B6
Topic: Operating Procedures-1

What is the priority of communications?

1-9B1
Topic: Operating Procedures-2

Under what circumstances may a ship or aircraft station interfere with a public coast station?

1-9B2
Topic: Operating Procedures-2

Ordinarily, how often would a station using a telephony emission identify?

1-9B3
Topic: Operating Procedures-2

When using a SSB station on 2182 kHz or VHF-FM on channel 16:

1-9B4
Topic: Operating Procedures-2

What should a station operator do before making a transmission?

1-9B5
Topic: Operating Procedures-2

On what frequency should a ship station normally call a coast station when using a radiotelephony emission?

1-9B6
Topic: Operating Procedures-2

In the International Phonetic Alphabet, the letters E, M, and S are represented by the words:

1-10B1
Topic: Distress Communications

What information must be included in a Distress message?

1-10B2
Topic: Distress Communications

What are the highest priority communications from ships at sea?

1-10B3
Topic: Distress Communications

What is a Distress communication?

1-10B4
Topic: Distress Communications

What is the order of priority of radiotelephone communications in the maritime services?

1-10B5
Topic: Distress Communications

The radiotelephone Distress call and message consists of:

1-10B6
Topic: Distress Communications

What is Distress traffic?

1-11B1
Topic: Urgency and Safety Communications

What is a typical Urgency transmission?

1-11B2
Topic: Urgency and Safety Communications

What is the internationally recognized Urgency signal?

1-11B3
Topic: Urgency and Safety Communications

What is a Safety transmission?

1-11B4
Topic: Urgency and Safety Communications

The Urgency signal concerning the safety of a ship, aircraft or person shall be sent only on the authority of:

1-11B5
Topic: Urgency and Safety Communications

The Urgency signal has lower priority than:

1-11B6
Topic: Urgency and Safety Communications

What safety signal call word is spoken three times, followed by the station call letters spoken three times, to announce a storm warning, danger to navigation, or special aid to navigation?

1-12B1
Topic: GMDSS

What is the fundamental concept of the GMDSS?

1-12B2
Topic: GMDSS

The primary purpose of the GMDSS is to:

1-12B3
Topic: GMDSS

What is the basic concept of GMDSS?

1-12B4
Topic: GMDSS

GMDSS is primarily a system based on?

1-12B5
Topic: GMDSS

What is the responsibility of vessels under GMDSS?

1-12B6
Topic: GMDSS

GMDSS is required for which of the following?

1-13C1
Topic: VHF Equipment Controls

What is the purpose of the INT-USA control settings on a VHF?

1-13C2
Topic: VHF Equipment Controls

VHF ship station transmitters must have the capability of reducing carrier power to:

1-13C3
Topic: VHF Equipment Controls

The Dual Watch (DW) function is used to:

1-13C4
Topic: VHF Equipment Controls

Which of the following statements best describes the correct setting for manual adjustment of the squelch control?

1-13C5
Topic: VHF Equipment Controls

The “Scan” function is used to:

1-13C6
Topic: VHF Equipment Controls

Why must all VHF Distress, Urgency and Safety communications (as well as VTS traffic calls) be performed in Simplex operating mode?

1-14C1
Topic: VHF Channel Selection

What channel must VHF-FM-equipped vessels monitor at all times when the vessel is at sea?

1-14C2
Topic: VHF Channel Selection

What is the aircraft frequency and emission used for distress communications?

1-14C3
Topic: VHF Channel Selection

Which VHF channel is used only for digital selective calling?

1-14C4
Topic: VHF Channel Selection

Which channel is utilized for the required bridge-to-bridge watch?

1-14C5
Topic: VHF Channel Selection

Which channel would most likely be used for routine ship-to-ship voice traffic?

1-14C6
Topic: VHF Channel Selection

What channel would you use to place a call to a shore telephone?

1-15C1
Topic: MF-HF Equipment Controls

Which modes could be selected to receive vessel traffic lists from high seas shore stations?

1-15C2
Topic: MF-HF Equipment Controls

Why must all MF-HF Distress, Urgency and Safety communications take place solely on the 6 assigned frequencies and in the simplex operating mode?

1-15C3
Topic: MF-HF Equipment Controls

To set-up the MF/HF transceiver for a voice call to a coast station, the operator must:

1-15C4
Topic: MF-HF Equipment Controls

MF/HF transceiver power levels should be set:

1-15C5
Topic: MF-HF Equipment Controls

To set-up the MF/HF transceiver for a TELEX call to a coast station, the operator must:

1-15C6
Topic: MF-HF Equipment Controls

What is the purpose of the Receiver Incremental Tuning (RIT) or “Clarifier” control?

1-16C1
Topic: MF-HF Frequency & Emission Selection

On what frequency would a vessel normally call another ship station when using a radiotelephony emission?

1-16C2
Topic: MF-HF Frequency & Emission Selection

What is the MF radiotelephony calling and Distress frequency?

1-16C3
Topic: MF-HF Frequency & Emission Selection

For general communications purposes, paired frequencies are:

1-16C4
Topic: MF-HF Frequency & Emission Selection

What emission must be used when operating on the MF distress and calling voice frequency?

1-16C5
Topic: MF-HF Frequency & Emission Selection

Which of the following defines high frequency “ITU Channel 1212”?

1-16C6
Topic: MF-HF Frequency & Emission Selection

For general communications purposes, simplex frequencies are:

1-17C1
Topic: Equipment Tests

What is the proper procedure for testing a radiotelephone installation?

1-17C2
Topic: Equipment Tests

When testing is conducted on 2182 kHz or Ch-16, testing should not continue for more than ______ in any 5-minute period.

1-17C3
Topic: Equipment Tests

Under GMDSS, a compulsory VHF-DSC radiotelephone installation must be tested at what minimum intervals at sea?

1-17C4
Topic: Equipment Tests

The best way to test the MF-HF NBDP system is?

1-17C5
Topic: Equipment Tests

The best way to test the Inmarsat-C terminal is?

1-17C6
Topic: Equipment Tests

When may you test a radiotelephone transmitter on the air?

1-18C1
Topic: Equipment Faults

Under normal circumstances, what do you do if the transmitter aboard your ship is operating offfrequency, overmodulating or distorting?

1-18C2
Topic: Equipment Faults

Which would be an indication of proper operation of a SSB transmitter rated at 60 watt PEP output?

1-18C3
Topic: Equipment Faults

If a ship radio transmitter signal becomes distorted:

1-18C4
Topic: Equipment Faults

What would be an indication of a malfunction on a GMDSS station with a 24 VDC battery system?

1-18C5
Topic: Equipment Faults

Your antenna tuner becomes totally inoperative. What would you do to obtain operation on both the 8 MHz and 22 MHz frequency bands?

1-18C6
Topic: Equipment Faults

Which of the following conditions would be a symptom of malfunction in a 2182 kHz radiotelephone system that must be reported to the Master, then logged appropriately.

1-19D1
Topic: Antennas

What are the antenna requirements of a VHF telephony coast, maritime utility or ship station?

1-19D2
Topic: Antennas

What is the antenna requirement of a radiotelephone installation aboard a passenger vessel?

1-19D3
Topic: Antennas

What is the most common type of antenna for GMDSS VHF?

1-19D4
Topic: Antennas

What is the purpose of the antenna tuner?

1-19D5
Topic: Antennas

What advantage does a vertical whip have over a long wire?

1-19D6
Topic: Antennas

A vertical whip antenna has a radiation pattern best described by?

1-20D1
Topic: Power Sources

For a small passenger vessel inspection, reserve power batteries must be tested:

1-20D2
Topic: Power Sources

What are the characteristics of the Reserve Source of Energy under GMDSS?

1-20D3
Topic: Power Sources

Which of the following terms is defined as a back-up power source that provides power to radio installations for the purpose of conducting Distress and Safety communications when the vessel’s main and emergency generators cannot?

1-20D4
Topic: Power Sources

In the event of failure of the main and emergency sources of electrical power, what is the term for the source required to supply the GMDSS console with power for conducting distress and other radio communications?

1-20D5
Topic: Power Sources

What is the requirement for emergency and reserve power in GMDSS radio installations?

1-20D6
Topic: Power Sources

What is the meaning of “Reserve Source of Energy”?

1-21D1
Topic: EPIRBs

What is an EPIRB?

1-21D2
Topic: EPIRBs

When are EPIRB batteries changed?

1-21D3
Topic: EPIRBs

If a ship sinks, what device is designed to float free of the mother ship, is turned on automatically and transmits a distress signal?

1-21D4
Topic: EPIRBs

How do you cancel a false EPIRB distress alert?

1-21D5
Topic: EPIRBs

What is the COSPAS-SARSAT system?

1-21D6
Topic: EPIRBs

What is an advantage of a 406 MHz satellite EPIRB?

1-22D1
Topic: SARTs

In which frequency band does a search and rescue transponder operate?

1-22D2
Topic: SARTs

How should the signal from a Search And Rescue Radar Transponder appear on a RADAR display?

1-22D3
Topic: SARTs

What is the purpose of the SART’s audible tone alarm?

1-22D4
Topic: SARTs

Which statement is true regarding the SART?

1-22D5
Topic: SARTs

At what point does a SART begin transmitting?

1-22D6
Topic: SARTs

How can a SART’s effective range be maximized?

1-23D1
Topic: Survival Craft VHF

Which statement is NOT true regarding the requirements of survival craft portable two-way VHF radiotelephone equipment?

1-23D2
Topic: Survival Craft VHF

Which statement is NOT true regarding the requirements of survival craft portable two-way VHF radiotelephone equipment?

1-23D3
Topic: Survival Craft VHF

With what other stations may portable survival craft transceivers communicate?

1-23D4
Topic: Survival Craft VHF

Equipment for radiotelephony use in survival craft stations under GMDSS must have what capability?

1-23D5
Topic: Survival Craft VHF

Equipment for radiotelephony use in survival craft stations under GMDSS must have what characteristic(s)?

1-23D6
Topic: Survival Craft VHF

What is the minimum power of the SCT

1-24D1
Topic: NAVTEX

NAVTEX broadcasts are sent:

1-24D2
Topic: NAVTEX

MSI can be obtained by one (or more) of the following:

1-24D3
Topic: NAVTEX

Which of the following is the primary frequency that is used exclusively for NAVTEX broadcasts internationally?

1-24D4
Topic: NAVTEX

What means are used to prevent the reception of unwanted broadcasts by vessels utilizing the NAVTEX system?

1-24D5
Topic: NAVTEX

When do NAVTEX broadcasts typically achieve maximum transmitting range?

1-24D6
Topic: NAVTEX

What is the transmitting range of most NAVTEX stations?

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Includes Elements 1, 3, 6, 7R, 8, and 9.