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. - T0A07

Where should a lightning arrester be installed in a coaxial feed line?

Select	Answer
A	At the ac power service panel
B	At the output connector of a transceiver
C	On a grounded panel near where feed lines enter the building
D	At the antenna feed point

2. - T0B06

What is the minimum safe distance from a power line to allow when installing an antenna?

Select	Answer
A	Add the height of the antenna to the height of the power line and multiply by a factor of 1.5
B	The height of the power line above ground
C	Enough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires
D	1/2 wavelength at the operating frequency

3. - T0C03

How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

Select	Answer
A	It increases by a factor of 2
B	It increases by a factor of 3
C	It decreases by 50 percent
D	There is no adjustment allowed for lower duty cycle

4. - T1A09

Who selects a Frequency Coordinator?

Select	Answer
A	The FCC Office of Spectrum Management and Coordination Policy
B	The local chapter of the Office of National Council of Independent Frequency Coordinators
C	Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
D	FCC Regional Field Office

5. - T1B08

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

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

6. - T1C09

What is the grace period for renewal if an amateur license expires?

Select	Answer
A	Five years
B	Three years
C	Ten years
D	Two years

7. - T1D02

Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

Select	Answer
A	Broadcasting
B	In all circumstances
C	International Morse Code Practice
D	Telecommand or transmissions of telemetry

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 location of the station’s transmitting apparatus
C	The mailing address of the station licensee
D	The location of the station’s transmitting antenna

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	The club must be registered with the American Radio Relay League
B	The club must have at least four members
C	The trustee must have an Amateur Extra Class operator license grant
D	All these choices are correct

10. - T2A09

Which of the following indicates that a station is listening on a repeater and looking for a contact?

Select	Answer
A	“QSY” followed by your call sign
B	“CQ CQ” followed by the repeater’s call sign
C	The station’s call sign followed by the word “monitoring”
D	The repeater call sign followed by the 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	Use subaudible tones so both stations can share the frequency
B	Interference is inevitable, so no action is required
C	The stations should negotiate continued use of the frequency
D	Both stations should choose another frequency to avoid conflict

12. - T2C01

When do FCC rules NOT apply to the operation of an amateur station?

Select	Answer
A	When operating under special FEMA rules
B	When operating a RACES station
C	When operating under special ARES rules
D	FCC rules always apply

13. - T3A11

Which region of the atmosphere can refract or bend HF and VHF radio waves?

Select	Answer
A	The stratosphere
B	The troposphere
C	The ionosphere
D	The mesosphere

14. - T3B05

What is the relationship between wavelength and frequency?

Select	Answer
A	Wavelength gets shorter as frequency increases
B	Wavelength and frequency increase as path length increases
C	Wavelength and frequency are unrelated
D	Wavelength gets longer as frequency increases

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	Long-distance ionospheric propagation is far more common on HF
B	HF antennas are generally smaller
C	HF accommodates wider bandwidth signals
D	There is less atmospheric interference (static) on HF

16. - T4A04

How are the transceiver audio input and output connected in a station configured to operate using FT8?

Select	Answer
A	To an FT8 conversion unit, a keyboard, and a computer monitor
B	To a computer connected to the FT8converter.com website
C	To a computer running a terminal program and connected to a terminal node controller unit
D	To the audio input and output of a computer running WSJT-X software

17. - T4B07

What does a DMR “code plug” contain?

Select	Answer
A	The codec for digitizing audio
B	Access information for repeaters and talkgroups
C	Your call sign in CW for automatic identification
D	The DMR software version

18. - T5A07

Why are metals generally good conductors of electricity?

Select	Answer
A	All these choices are correct
B	They have many free protons
C	They have many free electrons
D	They have relatively high density

19. - T5B13

Which is equal to 2425 MHz?

Select	Answer
A	2.425 GHz
B	2425 GHz
C	24.25 GHz
D	0.002425 GHz

20. - T5C05

What is the unit of impedance?

Select	Answer
A	The ampere
B	The volt
C	The coulomb
D	The ohm

21. - T5D06

What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

Select	Answer
A	16 ohms
B	48 ohms
C	8 ohms
D	3 ohms

22. - T6A10

Which of the following battery chemistries is rechargeable?

Select	Answer
A	Nickel-metal hydride
B	Lead-acid
C	Lithium-ion
D	All these choices are correct

23. - T6B03

Which of these components can be used as an electronic switch?

Select	Answer
A	Thermistor
B	Transistor
C	Varistor
D	Potentiometer

24. - T6C12

Which of the following is accurately represented in electrical schematics?

Select	Answer
A	Physical appearance of components
B	Wire lengths
C	All these choices are correct
D	Component connections

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Transistor
B	Meter
C	Relay
D	Potentiometer

26. - T7A02

What is a transceiver?

Select	Answer
A	A device that combines a receiver and transmitter
B	A device for automatically sending and decoding Morse code
C	A device for matching feed line impedance to 50 ohms
D	A device for converting receiver and transmitter frequencies to another band

27. - T7B11

What is a symptom of RF feedback in a transmitter or transceiver?

Select	Answer
A	The transmitter will not stay on the desired frequency
B	Reports of garbled, distorted, or unintelligible voice transmissions
C	Excessive SWR at the antenna connection
D	Frequent blowing of power supply fuses

28. - T7C08

Which instrument can be used to determine SWR?

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

29. - T7D09

What is the characteristic appearance of a cold tin-lead solder joint?

Select	Answer
A	A bright or shiny surface
B	Excessive solder
C	A rough or lumpy surface
D	Dark black spots

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 easier to tune in correctly
D	SSB signals are less susceptible to interference

31. - T8B06

Which of the following are inputs to a satellite tracking program?

Select	Answer
A	The satellite transmitted power
B	The Keplerian elements
C	The last observed time of zero Doppler shift
D	All these choices are correct

32. - T8C06

How is over the air access to IRLP nodes accomplished?

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

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	All these choices are correct
C	Earth-Moon-Earth
D	Weak signal propagation beacons

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

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	UHF (PL-259/SO-239)
B	DB-25
C	RS-213
D	Type N