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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Keep them as far apart as possible
B	Waterproof them with silicone caulk or electrical tape
C	Bond them together with heavy wire or conductive strap
D	Tune them for resonance on the lowest frequency of operation

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	All these choices are correct
C	Make sure all ground wire bends are right angles
D	Put a drip loop in the ground connection to prevent water damage to the ground system

3. - T0C13

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

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

4. - T1A08

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

Select	Answer
A	Volunteer Frequency Coordinator recognized by local amateurs
B	FCC Regional Field Office
C	International Telecommunication Union
D	Frequency Spectrum Manager appointed by the FCC

5. - T1B10

Where may SSB phone be used in amateur bands above 50 MHz?

Select	Answer
A	Only on repeaters
B	On any band if the power is limited to 25 watts
C	Only in sub-bands allocated to General class or higher licensees
D	In at least some segment of all these bands

6. - T1C09

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

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

7. - T1D10

How does the FCC define broadcasting for the Amateur Radio Service?

Select	Answer
A	Any transmission made by the licensed station
B	Transmission of messages directed only to amateur operators
C	Transmissions intended for reception by the general public
D	Two-way transmissions by amateur stations

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

Select	Answer
A	The class of operator license held by the control operator
B	The frequency authorized by the frequency coordinator
C	The frequencies printed on the license grant
D	The highest class of operator license held by anyone on the premises

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	Never, the tactical call is sufficient
D	Once during every hour

10. - T2A12

What should you do before calling CQ?

Select	Answer
A	All these choices are correct
B	Make sure you are authorized to use that frequency
C	Ask if the frequency is in use
D	Listen first to be sure that no one else is using the frequency

11. - T2B11

Which Q signal indicates that you are changing frequency?

Select	Answer
A	QSY
B	QRZ
C	QRU
D	QSL

12. - T2C09

Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

Select	Answer
A	Yes, but only when part of a RACES emergency plan
B	No
C	Yes, but only in situations involving the immediate safety of human life or protection of property
D	Yes, but only when part of a FEMA emergency plan

13. - T3A04

What happens when antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?

Select	Answer
A	Signals have an echo effect
B	Nothing significant will happen
C	Received signal strength is reduced
D	The modulation sidebands might become inverted

14. - T3B01

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

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

15. - T3C03

What is a characteristic of VHF signals received via auroral backscatter?

Select	Answer
A	They are generally strongest when your antenna is aimed west
B	They are distorted and signal strength varies considerably
C	They occur only during winter nighttime hours
D	They are often received from 10,000 miles or more

16. - T4A06

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

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

17. - T4B01

What is the effect of excessive microphone gain on SSB transmissions?

Select	Answer
A	All these choices are correct
B	Frequency instability
C	Distorted transmitted audio
D	Increased SWR

18. - T5A10

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

Select	Answer
A	Power
B	Current
C	Voltage
D	Resistance

19. - T5B07

Which is equal to 3.525 MHz?

Select	Answer
A	35.25 kHz
B	0.003525 kHz
C	3,525,000 kHz
D	3525 kHz

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	The real frequency transmitted as opposed to the apparent frequency
B	Reflective force in antenna transmission lines
C	Radio frequency signals of all types
D	The resonant frequency of a tuned circuit

21. - T5D13

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

Select	Answer
A	Branch
B	Parallel
C	Resonant
D	Series

22. - T6A12

What type of switch is represented by component 3 in figure T-2?

Select	Answer
A	Double-pole single-throw
B	Double-pole double-throw
C	Single-pole single-throw
D	Single-pole double-throw

23. - T6B03

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

Select	Answer
A	Varistor
B	Thermistor
C	Transistor
D	Potentiometer

24. - T6C12

Which of the following is accurately represented in electrical schematics?

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

25. - T6D11

Which of the following is a resonant or tuned circuit?

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

26. - T7A03

Which of the following is used to convert a signal from one frequency to another?

Select	Answer
A	Mixer
B	Amplifier
C	Inverter
D	Phase splitter

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	All these choices are correct
B	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
C	Work with your neighbor to identify the offending device
D	Make sure your station meets the standards of good amateur practice

28. - T7C06

What does an SWR reading of 4:1 indicate?

Select	Answer
A	Impedance mismatch
B	Good impedance match
C	Gain of +4 dB
D	Loss of -4 dB

29. - T7D09

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

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

30. - T8A08

What is the approximate bandwidth of a typical single sideband (SSB) voice signal?

Select	Answer
A	3 kHz
B	6 kHz
C	15 kHz
D	1 kHz

31. - T8B06

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

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

32. - T8C03

What operating activity involves contacting as many stations as possible during a specified period?

Select	Answer
A	Contesting
B	Simulated emergency exercises
C	Net operations
D	Public service events

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	Text messages
B	Weather data
C	GPS position data
D	All these choices are correct

34. - T9A03

Which of the following describes a simple dipole oriented parallel to Earth's surface?

Select	Answer
A	A vertically polarized antenna
B	A ground-wave antenna
C	A horizontally polarized antenna
D	A travelling-wave antenna

35. - T9B11

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

Select	Answer
A	50-ohm flexible coax
B	Air-insulated hardline
C	Multi-conductor unbalanced cable
D	75-ohm flexible coax

Figure T-2