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. - T0A04

What is the purpose of a fuse in an electrical circuit?

Select	Answer
A	To limit current to prevent shocks
B	All these choices are correct
C	To remove power in case of overload
D	To prevent power supply ripple from damaging a component

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. - T0C13

Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

Select	Answer
A	The local zoning board
B	The station licensee
C	The FCC
D	Anyone who is near an antenna

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

Select	Answer
A	Homeland Security
B	All these choices are correct
C	FEMA
D	The FCC

5. - T1B03

Which frequency is in the 6 meter amateur band?

Select	Answer
A	49.00 MHz
B	28.50 MHz
C	222.15 MHz
D	52.525 MHz

6. - T1C01

For which license classes are new licenses currently available from the FCC?

Select	Answer
A	Technician, Technician Plus, General, Amateur Extra
B	Novice, Technician Plus, General, Advanced
C	Novice, Technician, General, Amateur Extra
D	Technician, General, Amateur Extra

7. - T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Select	Answer
A	Any country banned from such communications by the International Amateur Radio Union (IARU)
B	Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications
C	Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
D	Any country banned from making such communications by the American Radio Relay League (ARRL)

8. - T1E10

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

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

9. - T1F02

How often must you identify with your FCC-assigned call sign when using tactical call signs such as “Race Headquarters”?

Select	Answer
A	At the end of each communication and every ten minutes during a communication
B	At the end of every transmission
C	Once during every hour
D	Never, the tactical call is sufficient

10. - T2A07

What is meant by "repeater offset”?

Select	Answer
A	The difference between a repeater’s transmit and receive frequencies
B	The repeater has a time delay to prevent interference
C	The number of simultaneous transmit frequencies used by a repeater
D	The repeater station identification is done on a separate frequency

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	Both stations should choose another frequency to avoid conflict
C	Use subaudible tones so both stations can share the frequency
D	Interference is inevitable, so no action is required

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
B	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
C	A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
D	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Amplification
B	Polarization rotation
C	Absorption
D	Knife-edge diffraction

14. - T3B06

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

Select	Answer
A	Wavelength in meters equals 300 divided by frequency in megahertz
B	Wavelength in meters equals frequency in hertz divided by 300
C	Wavelength in meters equals frequency in hertz multiplied by 300
D	Wavelength in meters equals frequency in megahertz divided by 300

15. - T3C09

What is generally the best time for long-distance 10 meter band propagation via the F region?

Select	Answer
A	From dawn to shortly after sunset during periods of high sunspot activity
B	From shortly after sunset to dawn during periods of low sunspot activity
C	From shortly after sunset to dawn during periods of high sunspot activity
D	From dawn to shortly after sunset during periods of low sunspot activity

16. - T4A06

What signals are used in a computer-radio interface for digital mode operation?

Select	Answer
A	Receive audio, transmit audio, and transmitter keying
B	NMEA GPS location and DC power
C	Antenna and RF power
D	Receive and transmit mode, status, and location

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

18. - T5A10

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

Select	Answer
A	Current
B	Voltage
C	Power
D	Resistance

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	0.5 watts
B	5 watts
C	0.02 watts
D	50 watts

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MH
B	Mhz
C	MHz
D	mh

21. - T5D01

What formula is used to calculate current in a circuit?

Select	Answer
A	I = E + R
B	I = E - R
C	I = E  R
D	I = E / R

22. - T6A09

What electrical component is used to protect other circuit components from current overloads?

Select	Answer
A	All these choices are correct
B	Thyratron
C	Fuse
D	Varactor

23. - T6B06

How is the cathode lead of a semiconductor diode often marked on the package?

Select	Answer
A	With the letter K
B	With a stripe
C	With the letter C
D	With the word "cathode"

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Regulator IC
B	Transistor
C	Capacitor
D	Resistor

25. - T6D11

Which of the following is a resonant or tuned circuit?

Select	Answer
A	A circuit designed to provide high-fidelity audio
B	An inductor and a capacitor in series or parallel
C	A resistor circuit used for reducing standing wave ratio
D	A linear voltage regulator

26. - T7A09

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

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

27. - T7B01

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

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

28. - T7C10

Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

Select	Answer
A	Ultraviolet and RF signals can mix, causing interference
B	Ultraviolet light can increase losses in the cable’s jacket
C	Ultraviolet light can damage the jacket and allow water to enter the cable
D	Ultraviolet resistant jackets prevent harmonic radiation

29. - T7D06

Which of the following can damage a multimeter?

Select	Answer
A	Attempting to measure voltage when using the resistance setting
B	Attempting to measure resistance using the voltage setting
C	Not allowing it to warm up properly
D	Failing to connect one of the probes to ground

30. - T8A02

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

Select	Answer
A	AM
B	SSB
C	PSK
D	FM or PM

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	Maps showing the real-time position of the satellite track over Earth
B	The apparent frequency of the satellite transmission, including effects of Doppler shift
C	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
D	All these choices are correct

32. - T8C06

How is over the air access to IRLP nodes accomplished?

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

33. - T8D05

Which of the following is an application of APRS?

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

34. - T9A04

What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

Select	Answer
A	It transmits only circularly polarized signals
B	It has low efficiency
C	All these choices are correct
D	It is mechanically fragile

35. - T9B12

What is standing wave ratio (SWR)?

Select	Answer
A	A measure of how well a load is matched to a transmission line
B	The transmitter efficiency ratio
C	The ratio of amplifier power output to input
D	An indication of the quality of your station’s ground connection

Figure T-2