Practice Exam

T8A05

1. Which of the following types of signal has the narrowest bandwidth?

• A. Slow-scan TV
• B. FM voice
• C. SSB voice
• D. CW

T1A06

2. What is the FCC Part 97 definition of a beacon?

• A. An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
• B. A bulletin sent by the FCC to announce a national emergency
• C. A government transmitter marking the amateur radio band edges
• D. A continuous transmission of weather information authorized in the amateur bands by the National Weather Service

T6C01

3. What is the name of an electrical wiring diagram that uses standard component symbols?

• A. Bill of materials
• B. Flow chart
• C. Connector pinout
• D. Schematic

T4A02

4. Which of the following should be considered when selecting an accessory SWR meter?

• A. All these choices are correct
• B. The frequency and power level at which the measurements will be made
• C. The distance that the meter will be located from the antenna
• D. The types of modulation being used at the station

T7A03

5. Which of the following is used to convert a signal from one frequency to another?

• A. Phase splitter
• B. Inverter
• C. Amplifier
• D. Mixer

T6D08

6. Which of the following is combined with an inductor to make a resonant circuit?

• A. Potentiometer
• B. Zener diode
• C. Resistor
• D. Capacitor

T1E08

7. Which of the following is an example of automatic control?

• A. Using a computer or other device to send CW automatically
• B. Repeater operation
• C. Controlling a station over the internet
• D. Using a computer or other device to identify automatically

T4B07

8. What does a DMR "code plug" contain?

• A. Your call sign in CW for automatic identification
• B. The codec for digitizing audio
• C. The DMR software version
• D. Access information for repeaters and talkgroups

T1D04

9. Under what conditions is an amateur station authorized to transmit music using a phone emission?

• A. When incidental to an authorized retransmission of manned spacecraft communications
• B. When the music produces no spurious emissions
• C. When the music is transmitted above 1280 MHz
• D. When transmissions are limited to less than three minutes per hour

T0A08

10. Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

• A. In parallel with the hot conductor only
• B. In series with the hot and neutral conductors
• C. In series with the hot conductor only
• D. In parallel with the hot and neutral conductors

T9B01

11. What is a benefit of low SWR?

• A. All these choices are correct
• B. Reduced television interference
• C. Reduced signal loss
• D. Less antenna wear

T5A02

12. Electrical power is measured in which of the following units?

• A. Watts
• B. Volts
• C. Amperes
• D. Watt-hours

T7B09

13. What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

• A. Be sure all TV feed line coaxial connectors are installed properly
• B. Add a low-pass filter to the TV antenna input
• C. Add a preamplifier to the TV antenna input
• D. Add a high-pass filter to the TV antenna input

T0B10

14. Which of the following is true when installing grounding conductors used for lightning protection?

• A. Use only non-insulated wire
• B. Wires must be carefully routed with precise right-angle bends
• C. Common grounds must be avoided
• D. Sharp bends must be avoided

T2B08

15. Which of the following applies when two stations transmitting on the same frequency interfere with each other?

• A. Interference is inevitable, so no action is required
• B. Use subaudible tones so both stations can share the frequency
• C. Both stations should choose another frequency to avoid conflict
• D. The stations should negotiate continued use of the frequency

T9A06

16. Which of the following types of antenna offers the greatest gain?

• A. 5/8 wave vertical
• B. J pole
• C. Yagi
• D. Isotropic

T7C04

17. What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

• A. 1:1
• B. Zero
• C. Full Scale
• D. 50:50

T1F07

18. Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a licensed amateur operator?

• A. The person must be a U.S. citizen
• B. The licensed control operator must do the station identification
• C. All these choices are correct
• D. The foreign station must be in a country with which the U.S. has a third party agreement

T8D13

19. What is FT8?

• A. An eight channel multiplex mode for FM repeaters
• B. A wideband FM voice mode
• C. A digital slow-scan TV mode with forward error correction and automatic color compensation
• D. A digital mode capable of low signal-to-noise operation

T3A11

20. Which region of the atmosphere can refract or bend HF and VHF radio waves?

• A. The stratosphere
• B. The ionosphere
• C. The troposphere
• D. The mesosphere

T5D07

21. What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

• A. 0.667 amperes
• B. 1.5 amperes
• C. 200 amperes
• D. 9600 amperes

T1B11

22. What is the maximum peak envelope power output for Technician class operators in their HF band segments?

• A. 200 watts
• B. 50 watts
• C. 10 watts
• D. 100 watts

T6A07

23. What electrical component is typically constructed as a coil of wire?

• A. Switch
• B. Diode
• C. Capacitor
• D. Inductor

T3C04

24. Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

• A. Backscatter
• B. Sporadic E
• C. Gray-line propagation
• D. D region absorption

T7D02

25. How is a voltmeter connected to a component to measure applied voltage?

• A. In quadrature
• B. In phase
• C. In series
• D. In parallel

T2A05

26. How should you respond to a station calling CQ?

• A. Transmit your call sign followed by the other station's call sign
• B. Transmit "CQ" followed by the other station's call sign
• C. Transmit the other station's call sign followed by your call sign
• D. Transmit a signal report followed by your call sign

T6B02

27. What electronic component allows current to flow in only one direction?

• A. Fuse
• B. Resistor
• C. Driven element
• D. Diode

T8C04

28. Which of the following is good procedure when contacting another station in a contest?

• A. Contact the station twice to be sure that you are in his log
• B. All these choices are correct
• C. Send only the minimum information needed for proper identification and the contest exchange
• D. Sign only the last two letters of your call if there are many other stations calling

T0C01

29. What type of radiation are radio signals?

• A. Non-ionizing radiation
• B. Alpha radiation
• C. Ionizing radiation
• D. Gamma radiation

T5B01

30. How many milliamperes is 1.5 amperes?

• A. 15 milliamperes
• B. 15,000 milliamperes
• C. 1500 milliamperes
• D. 150 milliamperes

T5C10

31. How much power is delivered by a voltage of 12 volts DC and a current of 2.5 amperes?

• A. 0.208 watts
• B. 14.5 watts
• C. 4.8 watts
• D. 30 watts

T8B02

32. What is the impact of using excessive effective radiated power on a satellite uplink?

• A. Overloading the satellite batteries
• B. Possibility of commanding the satellite to an improper mode
• C. Possibility of rebooting the satellite control computer
• D. Blocking access by other users

T1C06

33. From which of the following locations may an FCC-licensed amateur station transmit?

• A. From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
• B. From within any country that belongs to the International Telecommunication Union
• C. From any vessel or craft located in international waters and documented or registered in the United States
• D. From within any country that is a member of the United Nations

T3B03

34. What are the two components of a radio wave?

• A. Voltage and current
• B. Electric and magnetic fields
• C. Impedance and reactance
• D. Ionizing and non-ionizing radiation

T2C04

35. What is RACES?

• A. An international radio experimentation society
• B. A radio contest held in a short period, sometimes called a "sprint"
• C. An FCC part 97 amateur radio service for civil defense communications during national emergencies
• D. An emergency organization combining amateur radio and citizens band operators and frequencies