Practice Exam

T5D10

1. What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

• A. 1 volt
• B. 0.25 volts
• C. 2.5 volts
• D. 1.5 volts

T1B04

2. Which amateur band includes 146.52 MHz?

• A. 2 meters
• B. 20 meters
• C. 6 meters
• D. 70 centimeters

T1D07

3. What types of amateur stations can automatically retransmit the signals of other amateur stations?

• A. Beacon, repeater, or space stations
• B. Earth, repeater, or space stations
• C. Auxiliary, beacon, or Earth stations
• D. Repeater, auxiliary, or space stations

T6B05

4. What type of transistor has a gate, drain, and source?

• A. Bipolar junction
• B. Varistor
• C. Field-effect
• D. Tesla-effect

T3A03

5. What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

• A. Right-hand circular
• B. Left-hand circular
• C. Horizontal
• D. Vertical

T7B06

6. Which of the following actions should you take if a neighbor tells you that your station's transmissions are interfering with their radio or TV reception?

• A. Immediately turn off your transmitter and contact the nearest FCC office for assistance
• B. All these choices are correct
• C. Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel
• D. Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated

T7C05

7. Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

• A. Because power supplies cannot supply enough current at high SWR
• B. To protect the output amplifier transistors
• C. To lower the SWR on the transmission line
• D. To comply with FCC rules on spectral purity

T2C03

8. What technique is used to ensure that voice messages containing unusual words are received correctly?

• A. Send the words by voice and Morse code
• B. Speak very loudly into the microphone
• C. All these choices are correct
• D. Spell the words using a standard phonetic alphabet

T8A02

9. What type of modulation is commonly used for VHF packet radio transmissions?

• A. PSK
• B. SSB
• C. FM or PM
• D. AM

T0A02

10. What health hazard is presented by electrical current flowing through the body?

• A. All these choices are correct
• B. It may cause involuntary muscle contractions
• C. It may cause injury by heating tissue
• D. It may disrupt the electrical functions of cells

T7A09

11. What is the function of the SSB/CW-FM switch on a VHF power amplifier?

• A. Set the amplifier for proper operation in the selected mode
• B. Change the frequency range of the amplifier to operate in the proper segment of the band
• C. Change the mode of the transmitted signal
• D. Reduce the received signal noise

T2A10

12. What is a band plan, beyond the privileges established by the FCC?

• A. A list of available net frequencies
• B. A list of operating schedules
• C. A plan devised by a club to indicate frequency band usage
• D. A voluntary guideline for using different modes or activities within an amateur band

T5A12

13. What describes the number of times per second that an alternating current makes a complete cycle?

• A. Frequency
• B. Wavelength
• C. Pulse rate
• D. Speed

T4A12

14. What is an electronic keyer?

• A. A device that assists in manual sending of Morse code
• B. A device for voice activated switching from receive to transmit
• C. An interlock to prevent unauthorized use of a radio
• D. A device for switching antennas from transmit to receive

T1A09

15. Who selects a Frequency Coordinator?

• A. The local chapter of the Office of National Council of Independent Frequency Coordinators
• B. Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
• C. The FCC Office of Spectrum Management and Coordination Policy
• D. FCC Regional Field Office

T7D07

16. Which of the following measurements are made using a multimeter?

• A. Voltage and resistance
• B. Impedance and reactance
• C. Signal strength and noise
• D. All these choices are correct

T9A11

17. What is antenna gain?

• A. The increase in signal strength in a specified direction compared to a reference antenna
• B. The additional power that is required in the antenna when transmitting on a higher frequency
• C. The additional power that is added to the transmitter power
• D. The increase in impedance on receive or transmit compared to a reference antenna

T1C10

18. How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

• A. As soon as your operator/station license grant appears in the FCC's license database
• B. As soon as your operator/station license grant appears on the ARRL website
• C. Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
• D. As soon as you receive your license in the mail from the FCC

T6A05

19. What type of electrical component consists of conductive surfaces separated by an insulator?

• A. Capacitor
• B. Potentiometer
• C. Oscillator
• D. Resistor

T8B08

20. What is meant by the statement that a satellite is operating in U/V mode?

• A. The satellite frequencies are usually variable
• B. The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
• C. The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band
• D. The satellite operates using ultraviolet frequencies

T8D05

21. Which of the following is an application of APRS?

• A. Providing information on the number of stations signed into a repeater
• B. Providing real-time tactical digital communications in conjunction with a map showing the locations of stations
• C. Showing automatically the number of packets transmitted via PACTOR during a specific time interval
• D. Providing voice over internet connection between repeaters

T8C06

22. How is over the air access to IRLP nodes accomplished?

• A. By using CTCSS tone codes
• B. By entering the proper internet password
• C. By obtaining a password that is sent via voice to the node
• D. By using DTMF signals

T9B01

23. What is a benefit of low SWR?

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

T4B08

24. What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

• A. Increases the amount of offset between receive and transmit frequencies
• B. Increases the number of frequencies that can be stored in memory
• C. Permits monitoring several modes at once by selecting a separate filter for each mode
• D. Permits noise or interference reduction by selecting a bandwidth matching the mode

T0C05

25. Why do exposure limits vary with frequency?

• A. Lower frequency RF fields have more energy than higher frequency fields
• B. Lower frequency RF fields do not penetrate the human body
• C. The human body absorbs more RF energy at some frequencies than at others
• D. Higher frequency RF fields are transient in nature

T5B08

26. Which is equal to 1,000,000 picofarads?

• A. 1000 microfarads
• B. 1 microfarad
• C. 0.001 microfarads
• D. 1,000,000,000 microfarads

T3C06

27. What type of propagation is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

• A. Tropospheric ducting
• B. Faraday rotation
• C. D region refraction
• D. F2 region refraction

T5C02

28. What is the unit of capacitance?

• A. The farad
• B. The volt
• C. The henry
• D. The ohm

T0B08

29. Which is a proper grounding method for a tower?

• A. A single four-foot ground rod, driven into the ground no more than 12 inches from the base
• B. A connection between the tower base and a cold water pipe
• C. A ferrite-core RF choke connected between the tower and ground
• D. Separate eight-foot ground rods for each tower leg, bonded to the tower and each other

T6D10

30. What is the function of component 2 in figure T-1?

• A. Give off light when current flows through it
• B. Convert electrical energy into radio waves
• C. Supply electrical energy
• D. Control the flow of current

T2B11

31. Which Q signal indicates that you are changing frequency?

• A. QSY
• B. QSL
• C. QRZ
• D. QRU

T1E09

32. Which of the following are required for remote control operation?

• A. The control operator must indirectly manipulate the controls
• B. A control operator is required at all times
• C. The control operator must be at the control point
• D. All these choices are correct

T1F08

33. What is the definition of third party communications?

• A. Amateur radio communications where three stations are in communications with one another
• B. Temporary authorization for an unlicensed person to transmit on the amateur bands for technical experiments
• C. Operation when the transmitting equipment is licensed to a person other than the control operator
• D. A message from a control operator to another amateur station control operator on behalf of another person

T3B06

34. What is the formula for converting frequency to approximate wavelength in meters?

• A. Wavelength in meters equals frequency in hertz multiplied by 300
• B. Wavelength in meters equals 300 divided by frequency in megahertz
• C. Wavelength in meters equals frequency in megahertz divided by 300
• D. Wavelength in meters equals frequency in hertz divided by 300

T6C07

35. What is component 8 in figure T-2?

• A. Light emitting diode
• B. Inductor
• C. Resistor
• D. Regulator IC