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. - T0A05

Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?

Select	Answer
A	The larger fuse would be likely to blow because it is rated for higher current
B	The power supply ripple would greatly increase
C	Excessive current could cause a fire
D	All these choices are correct

2. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	Ensure that connections are short and direct
B	Make sure all ground wire bends are right angles
C	Put a drip loop in the ground connection to prevent water damage to the ground system
D	All these choices are correct

3. - T0C05

Why do exposure limits vary with frequency?

Select	Answer
A	Higher frequency RF fields are transient in nature
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	Lower frequency RF fields have more energy than higher frequency fields

4. - T1A04

How many operator/primary station license grants may be held by any one person?

Select	Answer
A	One for each permanent station location from which the person plans to operate
B	One for each band on which the person plans to operate
C	No more than two
D	One

5. - T1B01

Which of the following frequency ranges are available for phone operation by Technician licensees?

Select	Answer
A	28.500 MHz to 28.600 MHz
B	28.050 MHz to 28.150 MHz
C	28.300 MHz to 28.500 MHz
D	28.100 MHz to 28.300 MHz

6. - T1C07

Which of the following can result in revocation of the station license or suspension of the operator license?

Select	Answer
A	Failure to provide and maintain a correct email address with the FCC
B	Failure to have a copy of your license available at your station
C	Failure to obtain FCC type acceptance prior to using a home-built transmitter
D	Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation

7. - T1D06

What, if any, are the restrictions concerning transmission of language that may be considered indecent or obscene?

Select	Answer
A	The ITU maintains a list of words that are not permitted to be used on amateur frequencies
B	Any such language is prohibited
C	The FCC maintains a list of words that are not permitted to be used on amateur frequencies
D	There is no such prohibition

8. - T1E05

What is an amateur station’s control point?

Select	Answer
A	The location at which the control operator function is performed
B	The mailing address of the station licensee
C	The location of the station’s transmitting antenna
D	The location of the station’s transmitting apparatus

9. - T1F09

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

Select	Answer
A	Earth station
B	Message forwarding station
C	Repeater station
D	Beacon station

10. - T2A05

How should you respond to a station calling CQ?

Select	Answer
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 "CQ" followed by the other station’s call sign
D	Transmit your call sign followed by the other station’s call sign

11. - T2B08

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

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

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	Unless you are reporting an emergency, transmit only when directed by the net control station
B	Record the time of each of your transmissions
C	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
D	All these choices are correct

13. - T3A06

What is the meaning of the term “picket fencing”?

Select	Answer
A	Alternating transmissions during a net operation
B	A type of ground system used with vertical antennas
C	Rapid flutter on mobile signals due to multipath propagation
D	Local vs long-distance communications

14. - T3B03

What are the two components of a radio wave?

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

15. - T3C11

Why is the radio horizon for VHF and UHF signals more distant than the visual horizon?

Select	Answer
A	Radio waves are blocked by dust particles
B	Radio waves are not blocked by dust particles
C	Radio signals move somewhat faster than the speed of light
D	The atmosphere refracts radio waves slightly

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

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By enabling the group’s CTCSS tone
B	By retrieving the frequencies from transceiver memory
C	By entering the group’s identification code
D	By activating automatic identification

18. - T5A10

Which term describes the rate at which electrical energy is used?

Select	Answer
A	Current
B	Power
C	Resistance
D	Voltage

19. - T5B02

Which is equal to 1,500,000 hertz?

Select	Answer
A	15 GHz
B	1500 MHz
C	1500 kHz
D	150 kHz

20. - T5C12

What is impedance?

Select	Answer
A	The Q or Quality Factor of a component
B	The inverse of resistance
C	The opposition to AC current flow
D	The power handling capability of a component

21. - T5D14

In which type of circuit is voltage the same across all components?

Select	Answer
A	Branch
B	Parallel
C	Resonant
D	Series

22. - T6A08

What is the function of an SPDT switch?

Select	Answer
A	A single circuit is opened or closed
B	Two circuits are each switched between one of two other circuits
C	Two circuits are opened or closed
D	A single circuit is switched between one of two other circuits

23. - T6B02

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

Select	Answer
A	Fuse
B	Resistor
C	Driven element
D	Diode

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Regulator IC
B	Capacitor
C	Transistor
D	Resistor

25. - T6D05

What type of circuit controls the amount of voltage from a power supply?

Select	Answer
A	Regulator
B	Oscillator
C	Phase inverter
D	Filter

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

Select	Answer
A	Reactance modulator
B	Oscillator
C	Phase modulator
D	Low-pass filter

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Change to a higher power level
B	Talk farther away from the microphone
C	Talk louder into the microphone
D	Let the transceiver cool off

28. - T7C08

Which instrument can be used to determine SWR?

Select	Answer
A	Iambic pentameter
B	Voltmeter
C	Ohmmeter
D	Directional wattmeter

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Increasing resistance with time
B	Decreasing resistance with time
C	Steady full-scale reading
D	Alternating between open and short circuit

30. - T8A06

Which sideband is normally used for 10 meter HF, VHF, and UHF single-sideband communications?

Select	Answer
A	Upper sideband
B	Inverted sideband
C	Lower sideband
D	Suppressed sideband

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

Select	Answer
A	Health and status of the satellite
B	Time of day accurate to plus or minus 1/10 second
C	The signal strength of received signals
D	All these choices are correct

32. - T8C10

What is required before using the EchoLink system?

Select	Answer
A	Complete the required EchoLink training
B	Register your call sign and provide proof of license
C	Purchase a license to use the EchoLink software
D	All these choices are correct

33. - T8D05

Which of the following is an application of APRS?

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

34. - T9A05

Which of the following increases the resonant frequency of a dipole antenna?

Select	Answer
A	Shortening it
B	Lengthening it
C	Inserting coils in series with radiating wires
D	Adding capacitive loading to the ends of the radiating wires

35. - T9B05

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

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

Figure T-2