Practice Exam

T1C06

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

• A. From anywhere within International Telecommunications Union (ITU) Regions 2 and 3
• B. From within any country that belongs to the International Telecommunications 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

T7D01

2. Which instrument would you use to measure electric potential or electromotive force?

• A. An ammeter
• B. A voltmeter
• C. A wavemeter
• D. An ohmmeter

T1D05

3. When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

• A. When the equipment is normally used in an amateur station and such activity is not conducted on a regular basis
• B. When the equipment is not the personal property of either the station licensee or the control operator or their close relatives
• C. When the asking price is less than its appraised value
• D. When the asking price is $100.00 or less

T7B12

4. What should be the first step to resolve cable TV interference from your ham radio transmission?

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

T6A08

5. What electrical component is used to connect or disconnect electrical circuits?

• A. All of these choices are correct
• B. Magnetron
• C. Thermistor
• D. Switch

T5D16

6. What is the voltage across each of two components in parallel with a voltage source?

• A. Half the source voltage
• B. It is determined by the type and value of the components
• C. The same voltage as the source
• D. Twice the source voltage

T0B13

7. What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

• A. Deter unauthorized climbing of the tower
• B. Prevent loosening of the guy line from vibration
• C. Prevent theft or vandalism
• D. Secure the guy if the turnbuckle breaks

T1F06

8. Which of the following formats of a self-assigned indicator is acceptable when identifying using a phone transmission?

• A. KL7CC slant W3
• B. All of these choices are correct
• C. KL7CC stroke W3
• D. KL7CC slash W3

T2A05

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

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

T0A07

10. Which of these precautions should be taken when installing devices for lightning protection in a coaxial cable feed line?

• A. Include a series switch in the ground line of each protector to prevent RF overload from inadvertently damaging the protector
• B. Include a parallel bypass switch for each protector so that it can be switched out of the circuit when running high power
• C. Keep the ground wires from each protector separate and connected to station ground
• D. Mount all of the protectors on a metal plate that is in turn connected to an external ground rod

T6B08

11. What does the abbreviation FET stand for?

• A. Fast Electron Transistor
• B. Field Effect Transistor
• C. Free Electron Transmitter
• D. Frequency Emission Transmitter

T4A05

12. What is the proper location for an external SWR meter?

• A. In series with the feed line, between the transmitter and antenna
• B. In series with the station's ground
• C. In series with the power supply cable, as close as possible to the radio
• D. In parallel with the push-to-talk line and the antenna

T0C12

13. How does RF radiation differ from ionizing radiation (radioactivity)?

• A. RF radiation can only be detected with an RF dosimeter
• B. RF radiation is perfectly safe
• C. RF radiation is limited in range to a few feet
• D. RF radiation does not have sufficient energy to cause genetic damage

T8D06

14. What does the abbreviation "PSK" mean?

• A. Phase Shift Keying
• B. Pulse Shift Keying
• C. Packet Short Keying
• D. Phased Slide Keying

T1E10

15. Which of the following is an example of remote control as defined in Part 97?

• A. Operating the station over the internet
• B. All of these choices are correct
• C. Repeater operation
• D. Controlling a model aircraft, boat, or car by amateur radio

T9B11

16. Which of the following types of feed line has the lowest loss at VHF and UHF?

• A. 75-ohm flexible coax
• B. 50-ohm flexible coax
• C. Air-insulated hard line
• D. Multi-conductor unbalanced cable

T2C08

17. Which of the following is a characteristic of good traffic handling?

• A. Making decisions as to whether messages are worthy of relay or delivery
• B. Ensuring that any newsworthy messages are relayed to the news media
• C. Passing messages exactly as received
• D. All of these choices are correct

T3C04

18. Which of the following propagation types is most commonly associated with occasional strong over-the-horizon signals on the 10, 6, and 2 meter bands?

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

T7C05

19. Why do most solid-state amateur radio transmitters reduce output power as SWR increases?

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

T7A04

20. Which term describes the ability of a receiver to discriminate between multiple signals?

• A. Discrimination ratio
• B. Selectivity
• C. Sensitivity
• D. Harmonic distortion

T8B09

21. What causes spin fading of satellite signals?

• A. Circular polarized noise interference radiated from the sun
• B. Interfering signals within the satellite uplink band
• C. Doppler shift of the received signal
• D. Rotation of the satellite and its antennas

T2B05

22. What might be the problem if a repeater user says your transmissions are breaking up on voice peaks?

• A. You have the incorrect offset
• B. You are talking too loudly
• C. Your transmit power is too high
• D. You need to talk louder

T3B05

23. How does the wavelength of a radio wave relate to its frequency?

• A. There is no relationship between wavelength and frequency
• B. The wavelength gets longer as the frequency increases
• C. The wavelength depends on the bandwidth of the signal
• D. The wavelength gets shorter as the frequency increases

T6D01

24. Which of the following devices or circuits changes an alternating current into a varying direct current signal?

• A. Reflector
• B. Amplifier
• C. Transformer
• D. Rectifier

T3A13

25. What weather condition would decrease range at microwave frequencies?

• A. Precipitation
• B. Colder temperatures
• C. High winds
• D. Low barometric pressure

T8C11

26. What name is given to an amateur radio station that is used to connect other amateur stations to the internet?

• A. A digipeater
• B. A repeater
• C. A gateway
• D. A beacon

T8A01

27. Which of the following is a form of amplitude modulation?

• A. Spread spectrum
• B. Phase shift keying (PSK)
• C. Packet radio
• D. Single sideband

T5B13

28. If a frequency display shows a reading of 2425 MHz, what frequency is that in GHz?

• A. 2425 GHz
• B. 0.002425 GHz
• C. 24.25 GHz
• D. 2.425 GHz

T1B11

29. What is the maximum peak envelope power output for Technician class operators using their assigned portions of the HF bands?

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

T5A03

30. What is the name for the flow of electrons in an electric circuit?

• A. Resistance
• B. Current
• C. Capacitance
• D. Voltage

T6C13

31. Which of the following is accurately represented in electrical schematics?

• A. The way components are interconnected
• B. Wire lengths
• C. All of these choices are correct
• D. Physical appearance of components

T4B08

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

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

T5C08

33. What is the formula used to calculate electrical power in a DC circuit?

• A. Power (P) equals voltage (E) minus current (I)
• B. Power (P) equals voltage (E) divided by current (I)
• C. Power (P) equals voltage (E) multiplied by current (I)
• D. Power (P) equals voltage (E) plus current (I)

T1A08

34. Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

• A. Frequency Spectrum Manager appointed by the FCC
• B. International Telecommunications Union
• C. Volunteer Frequency Coordinator recognized by local amateurs
• D. FCC Regional Field Office

T9A01

35. What is a beam antenna?

• A. An omnidirectional antenna invented by Clarence Beam
• B. An antenna that concentrates signals in one direction
• C. An antenna that reverses the phase of received signals
• D. An antenna built from aluminum I-beams