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

2. - T0B02

What is required when climbing an antenna tower?

Select	Answer
A	All these choices are correct
B	Have sufficient training on safe tower climbing techniques
C	Use appropriate tie-off to the tower at all times
D	Always wear an approved climbing harness

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Alpha radiation
B	Ionizing radiation
C	Non-ionizing radiation
D	Gamma radiation

4. - T1A02

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

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

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

6. - T1C08

What is the normal term for an FCC-issued amateur radio license?

Select	Answer
A	Ten years
B	Eight years
C	Life
D	Five years

7. - T1D05

When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

Select	Answer
A	When selling amateur radio equipment and not on a regular basis
B	When no profit is made on the sale
C	When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
D	Never

8. - T1E07

When the control operator is not the station licensee, who is responsible for the proper operation of the station?

Select	Answer
A	Only the station licensee
B	The control operator and the station licensee
C	All licensed amateurs who are present at the operation
D	Only the control operator

9. - T1F06

Which of the following self-assigned indicators are acceptable when using a phone transmission?

Select	Answer
A	KL7CC slash W3
B	All these choices are correct
C	KL7CC slant W3
D	KL7CC stroke W3

10. - T2A09

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

Select	Answer
A	“CQ CQ” followed by the repeater’s call sign
B	The station’s call sign followed by the word “monitoring”
C	“QSY” followed by your call sign
D	The repeater call sign followed by the station’s call sign

11. - T2B10

Which Q signal indicates that you are receiving interference from other stations?

Select	Answer
A	QRN
B	QRM
C	QTH
D	QSB

12. - T2C10

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

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

13. - T3A11

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

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

14. - T3B09

What frequency range is referred to as UHF?

Select	Answer
A	300 to 3000 MHz
B	300 to 3000 kHz
C	30 to 300 kHz
D	30 to 300 MHz

15. - T3C09

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

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

16. - T4A11

Where should the negative power return of a mobile transceiver be connected in a vehicle?

Select	Answer
A	To any metal part of the vehicle
B	Through the transceiver’s mounting bracket
C	At the antenna mount
D	At the 12 volt battery chassis ground

17. - T4B05

What does the scanning function of an FM transceiver do?

Select	Answer
A	Prevents interference to nearby repeaters
B	Checks incoming signal deviation
C	Tunes through a range of frequencies to check for activity
D	Checks for messages left on a digital bulletin board

18. - T5A12

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

Select	Answer
A	Frequency
B	Wavelength
C	Pulse rate
D	Speed

19. - T5B07

Which is equal to 3.525 MHz?

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

20. - T5C08

What is the formula used to calculate electrical power (P) in a DC circuit?

Select	Answer
A	P = E – I
B	P = E / I
C	P = I + E
D	P = I  E

21. - T5D11

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

Select	Answer
A	11 volts
B	1 volt
C	9 volts
D	10 volts

22. - T6A02

What type of component is often used as an adjustable volume control?

Select	Answer
A	Transformer
B	Fixed resistor
C	Potentiometer
D	Power resistor

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Resistor
B	Transformer
C	Transistor
D	Reactor

24. - T6C10

What is component 3 in figure T-3?

Select	Answer
A	Meter
B	Variable capacitor
C	Variable inductor
D	Connector

25. - T6D08

Which of the following is combined with an inductor to make a resonant circuit?

Select	Answer
A	Zener diode
B	Resistor
C	Capacitor
D	Potentiometer

26. - T7A07

What is the function of a transceiver’s PTT input?

Select	Answer
A	Input for a key used to send CW
B	Switches transceiver from receive to transmit when grounded
C	Input for a preamplifier tuning tone
D	Provides a transmit tuning tone when grounded

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

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It increases the SWR
B	It is radiated as harmonics
C	It is converted into heat
D	It distorts the signal

29. - T7D03

When configured to measure current, how is a multimeter connected to a component?

Select	Answer
A	In series
B	In phase
C	In parallel
D	In quadrature

30. - T8A08

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

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

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

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

32. - T8C01

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

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

33. - T8D05

Which of the following is an application of APRS?

Select	Answer
A	Providing information on the number of stations signed into a repeater
B	Providing real-time tactical digital communications in conjunction with a map showing the locations of stations
C	Showing automatically the number of packets transmitted via PACTOR during a specific time interval
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	Lengthening it
B	Shortening it
C	Inserting coils in series with radiating wires
D	Adding capacitive loading to the ends of the radiating wires

35. - T9B06

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

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

Figure T-3