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. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	All these choices are correct
B	Install mechanical interlocks in high-voltage circuits
C	Connect all AC powered station equipment to a common safety ground
D	Use three-wire cords and plugs for all AC powered equipment

2. - T0B06

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

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

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	440 MHz
B	1296 MHz
C	50 MHz
D	3.5 MHz

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	One
D	No more than two

5. - T1B09

Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

Select	Answer
A	To allow for calibration error in the transmitter frequency display
B	All these choices are correct
C	So that modulation sidebands do not extend beyond the band edge
D	To allow for transmitter frequency drift

6. - T1C05

Which of the following is a valid Technician class call sign format?

Select	Answer
A	All these choices are correct
B	KF1XXX
C	W1XX
D	KA1X

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

8. - T1E02

Who may be the control operator of a station communicating through an amateur satellite or space station?

Select	Answer
A	Any amateur allowed to transmit on the satellite uplink frequency
B	Only an Amateur Extra Class operator who is also an AMSAT member
C	A General class or higher licensee with a satellite operator certification
D	Only an Amateur Extra Class operator

9. - T1F10

Who is accountable if a repeater inadvertently retransmits communications that violate the FCC rules?

Select	Answer
A	The control operator of the repeater
B	The owner of the repeater
C	The control operator of the originating station
D	Both the originating station and the repeater owner

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 repeater call sign followed by the station’s call sign
D	The station’s call sign followed by the word “monitoring”

11. - T2B10

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

Select	Answer
A	QRN
B	QRM
C	QSB
D	QTH

12. - T2C01

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

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

13. - T3A09

Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

Select	Answer
A	Either vertically or horizontally polarized antennas may be used for transmission or reception
B	Both the transmitting and receiving antennas must be of the same polarization
C	Digital modes are unusable
D	FM voice is unusable

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The orientation of the magnetic field
B	The orientation of the electric field
C	The ratio of the energy in the magnetic field to the energy in the electric field
D	The ratio of the velocity to the wavelength

15. - T3C08

What causes tropospheric ducting?

Select	Answer
A	Sunspots and solar flares
B	Discharges of lightning during electrical storms
C	Temperature inversions in the atmosphere
D	Updrafts from hurricanes and tornadoes

16. - T4A02

Which of the following should be considered when selecting an accessory SWR meter?

Select	Answer
A	The frequency and power level at which the measurements will be made
B	The types of modulation being used at the station
C	All these choices are correct
D	The distance that the meter will be located from the antenna

17. - T4B04

What is a way to enable quick access to a favorite frequency or channel on your transceiver?

Select	Answer
A	Use the scan mode to select the desired frequency
B	Enable the frequency offset
C	Store it in a memory channel
D	Enable the VOX

18. - T5A05

What is the electrical term for the force that causes electron flow?

Select	Answer
A	Inductance
B	Capacitance
C	Voltage
D	Ampere-hours

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	1500 milliamperes
B	15,000 milliamperes
C	150 milliamperes
D	15 milliamperes

20. - T5C11

How much current is required to deliver 120 watts at a voltage of 12 volts DC?

Select	Answer
A	10 amperes
B	0.1 amperes
C	12 amperes
D	132 amperes

21. - T5D07

What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

Select	Answer
A	1.5 amperes
B	0.667 amperes
C	200 amperes
D	9600 amperes

22. - T6A12

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

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

23. - T6B02

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

Select	Answer
A	Resistor
B	Driven element
C	Fuse
D	Diode

24. - T6C07

What is component 8 in figure T-2?

Select	Answer
A	Inductor
B	Regulator IC
C	Light emitting diode
D	Resistor

25. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Transformer
B	Reflector
C	Rectifier
D	Amplifier

26. - T7A03

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

Select	Answer
A	Inverter
B	Amplifier
C	Mixer
D	Phase splitter

27. - T7B10

What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

Select	Answer
A	Your transmitter is slightly off frequency
B	All these choices are correct
C	Your batteries are running low
D	You are in a bad location

28. - T7C07

What happens to power lost in a feed line?

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

29. - T7D09

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

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

30. - T8A03

Which type of voice mode is often used for long-distance (weak signal) contacts on the VHF and UHF bands?

Select	Answer
A	PM
B	FM
C	DRM
D	SSB

31. - T8B05

What is a satellite beacon?

Select	Answer
A	A transmission from a satellite that contains status information
B	The primary transmit antenna on the satellite
C	A reflective surface on the satellite
D	An indicator light that shows where to point your antenna

32. - T8C04

Which of the following is good procedure when contacting another station in a contest?

Select	Answer
A	All these choices are correct
B	Contact the station twice to be sure that you are in his log
C	Sign only the last two letters of your call if there are many other stations calling
D	Send only the minimum information needed for proper identification and the contest exchange

33. - T8D12

Which of the following best describes an amateur radio mesh network?

Select	Answer
A	A wide-bandwidth digital voice mode employing DMR protocols
B	An internet linking protocol used to network repeaters
C	A satellite communications network using modified commercial satellite TV hardware
D	An amateur-radio based data network using commercial Wi-Fi equipment with modified firmware

34. - T9A06

Which of the following types of antenna offers the greatest gain?

Select	Answer
A	Isotropic
B	5/8 wave vertical
C	J pole
D	Yagi

35. - T9B11

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

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

Figure T-2