Practice Exam

G2C01

1. When normal communications systems are not available, what means may an amateur station use to provide essential communications when there is an immediate threat to the safety of human life or the protection of property?

• A. Only transmissions sent on internationally recognized emergency channels
• B. Any means, but only to RACES recognized emergency stations
• C. Any means of radiocommunication at its disposal
• D. Only those means of radiocommunication for which the station is licensed

G9B01

2. What is one disadvantage of a directly fed random-wire antenna?

• A. It is not effective on the higher HF bands
• B. You may experience RF burns when touching metal objects in your station
• C. It must be longer than 1 wavelength
• D. It produces only vertically polarized radiation

G9A08

3. In what values are RF feed line losses usually expressed?

• A. dB per 100 ft
• B. ohms per 1000 ft
• C. dB per 1000 ft
• D. ohms per 100 ft

G1D02

4. What license examinations may you administer when you are an accredited VE holding a General Class operator license?

• A. All elements
• B. Technician
• C. General
• D. Novice

G3A14

5. How are radio communications usually affected by the charged particles that reach the Earth from solar coronal holes?

• A. HF communications are disturbed
• B. VHF/UHF ducting is improved
• C. HF communications are improved
• D. VHF/UHF ducting is disturbed

G4E03

6. Which of the following power connections would be the best for a 100-watt HF mobile installation?

• A. A direct, fused connection to the alternator or generator using resistor wire
• B. A direct, fused connection to the alternator or generator using heavy gauge wire
• C. A direct, fused connection to the battery using resistor wire
• D. A direct, fused connection to the battery using heavy gauge wire

G2D10

7. What is QRP operation?

• A. Traffic Relay Procedure net operation
• B. Remote Piloted Model control
• C. Low power transmit operation, typically about 5 watts
• D. Transmission using Quick Response Protocol

G1C06

8. What is the maximum transmitting power an amateur station may use on 1825 kHz?

• A. 1200 watts PEP output
• B. 1500 watts PEP output
• C. 200 watts PEP output
• D. 1000 watts PEP output

G1B03

9. Which of the following is a purpose of a beacon station as identified in the FCC Rules?

• A. Automatic Identification of Repeaters
• B. Identifying Net Frequencies
• C. Observation of propagation and reception, or other related activities
• D. Transmission of bulletins of General interest to amateur radio licensees

G6A03

10. Which of the following is the primary advantage of ceramic capacitors?

• A. High stability
• B. Tight tolerance
• C. Comparatively low cost
• D. High capacitance for given volume

G4C11

11. Which of the following can cause unintended rectification of RF signal energy and can result in interference to your station as well as nearby radio and TV receivers?

• A. Capacitive coupling of the RF signal to ground
• B. Induced voltages in conductors that are in good electrical contact
• C. Induced currents in conductors that are in poor electrical contact
• D. Excessive standing wave ratio (SWR) of the transmission line system

G3B10

12. What is the maximum distance along the Earth's surface that is normally covered in one hop using the E region?

• A. 1,200 miles
• B. 180 miles
• C. 2,500 miles
• D. 12,000 miles

G4A11

13. What type of transmitter performance does a two-tone test analyze?

• A. Linearity
• B. Percentage of frequency modulation
• C. Percentage of carrier phase shift
• D. Carrier and undesired sideband suppression

G2A09

14. Why do most amateur stations use lower sideband on the 160, 75 and 40 meter bands?

• A. Because it is fully compatible with an AM detector
• B. The lower sideband is more efficient at these frequency bands
• C. The lower sideband is the only sideband legal on these frequency bands
• D. Current amateur practice is to use lower sideband on these frequency bands

G4D02

15. Which of the following describes how a speech processor affects a transmitted single sideband signal?

• A. It increases the average power
• B. It reduces intermodulation distortion
• C. It increases the peak power
• D. It reduces harmonic distortion

G7B09

16. What determines the frequency of an LC oscillator?

• A. The time delay of the lag circuit
• B. The number of stages in the divider
• C. The number of stages in the counter
• D. The inductance and capacitance in the tank circuit

G1E07

17. With which of the following is third-party traffic prohibited, except for messages directly involving emergencies or disaster relief communications?

• A. Countries in ITU Region 1
• B. Any country other than the United States, unless there is a third-party agreement in effect with that country
• C. Any country which is not a member of the Internal Amateur Radio Union (IARU)
• D. Countries in ITU Region 2

G6C10

18. What is meant by the term MMIC?

• A. Multi Megabyte Integrated Circuit
• B. Monolithic Microwave Integrated Circuit
• C. Mode Modulated Integrated Circuit
• D. Military-specification Manufactured Integrated Circuit

G9D04

19. How does the gain of two 3-element horizontally polarized Yagi antennas spaced vertically 1/2 wave apart from each other typically compare to the gain of a single 3-element Yagi?

• A. Approximately 1.5 dB higher
• B. Approximately 6 dB higher
• C. Approximately 9 dB higher
• D. Approximately 3 dB higher

G6B14

20. What is the minimum allowable discharge voltage for maximum life of a standard 12 volt lead acid battery?

• A. 8.5 volts
• B. 6 volts
• C. 12 volts
• D. 10.5 volts

G1A06

21. Which of the following frequencies is in the 12 meter band?

• A. 3.940 MHz
• B. 17.940 MHz
• C. 24.940 MHz
• D. 12.940 MHz

G4B03

22. How would a signal tracer normally be used?

• A. To identify an inoperative stage in a receiver
• B. To make exact drawings of signal waveforms
• C. To show standing wave patterns on open-wire feed-lines
• D. To identify the source of radio transmissions

G5C14

23. What component should be added to an inductor in a circuit to increase the circuit inductance?

• A. A resistor in parallel
• B. A capacitor in series
• C. An inductor in parallel
• D. An inductor in series

G8B01

24. What receiver stage combines a 14.250 MHz input signal with a 13.795 MHz oscillator signal to produce a 455 kHz intermediate frequency (IF) signal?

• A. BFO
• B. Mixer
• C. Multiplier
• D. VFO

G9C04

25. Which statement about a Yagi antenna is true?

• A. All of the elements must be the same length
• B. The reflector is normally the longest parasitic element
• C. The reflector is normally the shortest parasitic element
• D. The director is normally the longest parasitic element

G2B06

26. What minimum frequency separation between 170 Hz shift RTTY signals should be allowed to minimize interference?

• A. 250 to 500 Hz
• B. Approximately 3 kHz
• C. 170 Hz
• D. 60 Hz

G2F01

27. Which of the following describes full break-in telegraphy (QSK)?

• A. Breaking stations send the Morse code prosign BK
• B. Incoming signals are received between transmitted code character elements
• C. An operator must activate a manual send/receive switch before and after every transmission
• D. Automatic keyers are used to send Morse code instead of hand keys

G5A08

28. Why is impedance matching important?

• A. So the load will draw minimum power from the source
• B. To ensure that there is less resistance than reactance in the circuit
• C. To ensure that the resistance and reactance in the circuit are equal
• D. So the source can deliver maximum power to the load

G3C07

29. What makes HF scatter signals often sound distorted?

• A. The ionospheric layer involved is unstable
• B. Energy is scattered into the skip zone through several radio wave paths
• C. Ground waves are absorbing much of the signal
• D. The E-region is not present

G7A11

30. What is the simplest combination of stages that can be combined to implement a superheterodyne receiver?

• A. RF amplifier, mixer, if amplifier
• B. HF oscillator, product detector, audio amplifier
• C. HF oscillator, mixer, detector
• D. RF amplifier, detector, audio amplifier

G2E03

31. What part of a data packet contains the routing and handling information?

• A. Footer
• B. Directory
• C. Preamble
• D. Header

G0B09

32. Why is it not safe to use soldered joints with the wires that connect the base of a tower to a system of ground rods?

• A. The resistance of solder is too high
• B. Solder has too high a dielectric constant to provide adequate lightning protection
• C. A soldered joint will likely be destroyed by the heat of a lightning strike
• D. Solder flux will prevent a low conductivity connection

G5B04

33. How many watts of electrical power are used by a 12-VDC light bulb that draws 0.2 amperes?

• A. 24 watts
• B. 2.4 watts
• C. 60 watts
• D. 6 watts

G0A05

34. What must you do if an evaluation of your station shows RF energy radiated from your station exceeds permissible limits?

• A. File an Environmental Impact Statement (EIS-97) with the FCC
• B. Take action to prevent human exposure to the excessive RF fields
• C. All of these answers are correct
• D. Secure written permission from your neighbors to operate above the controlled MPE limits

G8A02

35. What is the name of the process that changes the phase angle of an RF wave to convey information?

• A. Angle convolution
• B. Radian Inversion
• C. Phase modulation
• D. Phase convolution