US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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1. - T0A08

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

Select	Answer
A	In series with the hot and neutral conductors
B	In parallel with the hot conductor only
C	In parallel with the hot and neutral conductors
D	In series with the hot conductor only

2. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	FAA tower lighting regulations
B	Local electrical codes
C	FCC Part 97 rules
D	UL recommended practices

3. - T0C11

What is the definition of duty cycle during the averaging time for RF exposure?

Select	Answer
A	The difference between the lowest power output and the highest power output of a transmitter
B	The difference between the PEP and average power output of a transmitter
C	The percentage of time that a transmitter is transmitting
D	The percentage of time that a transmitter is not transmitting

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

Select	Answer
A	A printed copy of the certificate of successful completion of examination
B	All these choices are correct
C	An email notification from the NCVEC granting the license
D	The license appears in the FCC ULS database

5. - T1B08

How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?

Select	Answer
A	U.S. amateurs must give foreign amateur stations priority in those segments
B	U.S. amateurs may find non-amateur stations in those segments, and must avoid interfering with them
C	International communications are not permitted in those segments
D	Digital transmissions are not permitted in those segments

6. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

Select	Answer
A	Yes, for up to two years
B	Yes, as soon as you apply for renewal
C	Yes, for up to one year
D	No, you must wait until the license has been renewed

7. - T1D07

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

Select	Answer
A	Auxiliary, beacon, or Earth stations
B	Beacon, repeater, or space stations
C	Earth, repeater, or space stations
D	Repeater, auxiliary, or space stations

8. - T1E10

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

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

9. - T1F07

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?

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

10. - T2A08

What is the meaning of the procedural signal “CQ”?

Select	Answer
A	Only the called station should transmit
B	Call on the quarter hour
C	Test transmission, no reply expected
D	Calling any station

11. - T2B08

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

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

12. - T2C10

What information is contained in the preamble of a formal traffic message?

Select	Answer
A	The email address of the originating station
B	The address of the intended recipient
C	The telephone number of the addressee
D	Information needed to track the message

13. - T3A09

Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

Select	Answer
A	Both the transmitting and receiving antennas must be of the same polarization
B	Digital modes are unusable
C	Either vertically or horizontally polarized antennas may be used for transmission or reception
D	FM voice is unusable

14. - T3B01

What is the relationship between the electric and magnetic fields of an electromagnetic wave?

Select	Answer
A	They are in parallel
B	They revolve in opposite directions
C	They are at right angles
D	They travel at different speeds

15. - T3C10

Which of the following bands may provide long-distance communications via the ionosphere’s F region during the peak of the sunspot cycle?

Select	Answer
A	All these choices are correct
B	23 centimeters
C	70 centimeters and 1.25 meters
D	6 and 10 meters

16. - T4A07

Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

Select	Answer
A	Computer “line out” to transceiver speaker connector
B	Computer “line in” to transceiver speaker connector
C	Computer “line out” to transceiver push-to-talk
D	Computer “line in” to transceiver push-to-talk

17. - T4B06

Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

Select	Answer
A	The AGC or limiter
B	The bandwidth selection
C	The tone squelch
D	The RIT or Clarifier

18. - T5A12

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

Select	Answer
A	Speed
B	Wavelength
C	Frequency
D	Pulse rate

19. - T5B08

Which is equal to 1,000,000 picofarads?

Select	Answer
A	1000 microfarads
B	0.001 microfarads
C	1 microfarad
D	1,000,000,000 microfarads

20. - T5C09

How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

Select	Answer
A	3.8 watts
B	138 watts
C	0.7 watts
D	23.8 watts

21. - T5D13

In which type of circuit is DC current the same through all components?

Select	Answer
A	Series
B	Branch
C	Resonant
D	Parallel

22. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Capacitor
B	Diode
C	Inductor
D	Varistor

23. - T6B05

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

Select	Answer
A	Bipolar junction
B	Tesla-effect
C	Field-effect
D	Varistor

24. - T6C02

What is component 1 in figure T-1?

Select	Answer
A	Connector
B	Battery
C	Resistor
D	Transistor

25. - T6D07

Which of the following is commonly used as a visual indicator?

Select	Answer
A	FET
B	Bipolar transistor
C	Zener diode
D	LED

26. - T7A11

Where is an RF preamplifier installed?

Select	Answer
A	Between the transmitter and the antenna tuner
B	Between the antenna and receiver
C	At the output of the transmitter power amplifier
D	At the output of the receiver audio amplifier

27. - T7B05

How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Switch the transmitter to a narrow-band mode
B	Block the amateur signal with a filter at the antenna input of the affected receiver
C	Switch the transmitter from FM to SSB
D	Block the interfering signal with a filter on the amateur transmitter

28. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

Select	Answer
A	A frequency counter
B	A Q meter
C	A VTVM
D	An antenna analyzer

29. - T7D08

Which of the following types of solder should not be used for radio and electronic applications?

Select	Answer
A	Rosin-core solder
B	Tin-copper solder
C	Lead-tin solder
D	Acid-core solder

30. - T8A07

What is a characteristic of single sideband (SSB) compared to FM?

Select	Answer
A	All these choices are correct
B	SSB signals have narrower bandwidth
C	SSB signals are less susceptible to interference
D	SSB signals are easier to tune in correctly

31. - T8B07

What is Doppler shift in reference to satellite communications?

Select	Answer
A	A change in the satellite orbit
B	An observed change in signal frequency caused by relative motion between the satellite and Earth station
C	A special digital communications mode for some satellites
D	A mode where the satellite receives signals on one band and transmits on another

32. - T8C01

Which of the following methods is used to locate sources of noise interference or jamming?

Select	Answer
A	Doppler radar
B	Echolocation
C	Radio direction finding
D	Phase locking

33. - T8D10

Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?

Select	Answer
A	Meteor scatter
B	Earth-Moon-Earth
C	All these choices are correct
D	Weak signal propagation beacons

34. - T9A07

What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?

Select	Answer
A	Signal strength is reduced due to the shielding effect of the vehicle
B	The SWR might decrease, decreasing the signal strength
C	All these choices are correct
D	The bandwidth of the antenna will decrease, increasing SWR

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The loss increases
B	The characteristic impedance decreases
C	The loss decreases
D	The characteristic impedance increases

Figure T-1