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US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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1. - T0A12

Which of the following precautions should be taken when measuring high voltages with a voltmeter?

SelectAnswer
AEnsure that the voltmeter has very low impedance
BEnsure that the voltmeter is set to the correct frequency
CEnsure that the voltmeter and leads are rated for use at the voltages to be measured
DEnsure that the circuit is grounded through the voltmeter

2. - T0B03

Under what circumstances is it safe to climb a tower without a helper or observer?

SelectAnswer
ANever
BWhen no mechanical work is being performed
CWhen the work being done is not more than 20 feet above the ground
DWhen no electrical work is being performed

3. - T0C10

Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?

SelectAnswer
AIt affects the peak exposure to radiation
BIt affects the average exposure to radiation
CIt takes into account the antenna feed line loss
DIt takes into account the thermal effects of the final amplifier

4. - T1A07

What is the FCC Part 97 definition of a space station?

SelectAnswer
AA manned satellite orbiting Earth
BAny satellite orbiting Earth
CAn amateur station located more than 50 km above Earth's surface
DAn amateur station using amateur radio satellites for relay of signals

5. - T1B10

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

SelectAnswer
AOnly in sub-bands allocated to General class or higher licensees
BOnly on repeaters
CIn at least some segment of all these bands
DOn any band if the power is limited to 25 watts

6. - T1C05

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

SelectAnswer
AKF1XXX
BKA1X
CW1XX
DAll these choices are correct

7. - T1D09

When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

SelectAnswer
AWhen broadcasting communications to or from the space shuttle
BWhen such communications are directly related to the immediate safety of human life or protection of property
CWhere noncommercial programming is gathered and supplied exclusively to the National Public Radio network
DNever

8. - T1E05

What is an amateur station’s control point?

SelectAnswer
AThe location at which the control operator function is performed
BThe location of the station’s transmitting antenna
CThe location of the station’s transmitting apparatus
DThe mailing address of the station licensee

9. - T1F08

What is the definition of third party communications?

SelectAnswer
AAmateur radio communications where three stations are in communications with one another
BOperation when the transmitting equipment is licensed to a person other than the control operator
CTemporary authorization for an unlicensed person to transmit on the amateur bands for technical experiments
DA message from a control operator to another amateur station control operator on behalf of another person

10. - T2A10

What is a band plan, beyond the privileges established by the FCC?

SelectAnswer
AA list of operating schedules
BA list of available net frequencies
CA voluntary guideline for using different modes or activities within an amateur band
DA plan devised by a club to indicate frequency band usage

11. - T2B07

How can you join a digital repeater’s “talkgroup”?

SelectAnswer
ARegister your radio with the local FCC office
BSign your call after the courtesy tone
CProgram your radio with the group’s ID or code
DJoin the repeater owner’s club

12. - T2C01

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

SelectAnswer
AWhen operating a RACES station
BWhen operating under special ARES rules
CWhen operating under special FEMA rules
DFCC rules always apply

13. - T3A11

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

SelectAnswer
AThe stratosphere
BThe mesosphere
CThe troposphere
DThe ionosphere

14. - T3B09

What frequency range is referred to as UHF?

SelectAnswer
A300 to 3000 kHz
B30 to 300 MHz
C30 to 300 kHz
D300 to 3000 MHz

15. - T3C09

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

SelectAnswer
AFrom shortly after sunset to dawn during periods of high sunspot activity
BFrom dawn to shortly after sunset during periods of high sunspot activity
CFrom dawn to shortly after sunset during periods of low sunspot activity
DFrom shortly after sunset to dawn during periods of low sunspot activity

16. - T4A01

Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

SelectAnswer
A13.8 volts at 12 amperes
B13.8 volts at 4 amperes
C24.0 volts at 4 amperes
D24.0 volts at 12 amperes

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

SelectAnswer
ABy activating automatic identification
BBy enabling the group’s CTCSS tone
CBy entering the group’s identification code
DBy retrieving the frequencies from transceiver memory

18. - T5A03

What is the name for the flow of electrons in an electric circuit?

SelectAnswer
ACurrent
BResistance
CCapacitance
DVoltage

19. - T5B04

Which is equal to one microvolt?

SelectAnswer
AOne one-millionth of a volt
BOne one-thousandth of a volt
COne million volts
DOne thousand kilovolts

20. - T5C07

What is the abbreviation for megahertz?

SelectAnswer
AMhz
Bmh
CMH
DMHz

21. - T5D11

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

SelectAnswer
A1 volt
B9 volts
C10 volts
D11 volts

22. - T6A07

What electrical component is typically constructed as a coil of wire?

SelectAnswer
ADiode
BSwitch
CInductor
DCapacitor

23. - T6B04

Which of the following components can consist of three regions of semiconductor material?

SelectAnswer
ATransistor
BAlternator
CTriode
DPentagrid converter

24. - T6C10

What is component 3 in figure T-3?

SelectAnswer
AConnector
BVariable inductor
CVariable capacitor
DMeter

25. - T6D03

Which of the following is a reason to use shielded wire?

SelectAnswer
ATo couple the wire to other signals
BTo decrease the resistance of DC power connections
CTo increase the current carrying capability of the wire
DTo prevent coupling of unwanted signals to or from the wire

26. - T7A07

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

SelectAnswer
AInput for a preamplifier tuning tone
BInput for a key used to send CW
CSwitches transceiver from receive to transmit when grounded
DProvides a transmit tuning tone when grounded

27. - T7B01

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

SelectAnswer
AChange to a higher power level
BLet the transceiver cool off
CTalk louder into the microphone
DTalk farther away from the microphone

28. - T7C01

What is the primary purpose of a dummy load?

SelectAnswer
ATo improve the signal-to-noise ratio of a receiver
BTo prevent transmitting signals over the air when making tests
CTo prevent over-modulation of a transmitter
DTo improve the efficiency of an antenna

29. - T7D09

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

SelectAnswer
AA rough or lumpy surface
BDark black spots
CExcessive solder
DA bright or shiny surface

30. - T8A11

What is the approximate bandwidth required to transmit a CW signal?

SelectAnswer
A150 Hz
B2.4 kHz
C15 kHz
D1000 Hz

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

SelectAnswer
AThe signal strength of received signals
BHealth and status of the satellite
CAll these choices are correct
DTime of day accurate to plus or minus 1/10 second

32. - T8C06

How is over the air access to IRLP nodes accomplished?

SelectAnswer
ABy using DTMF signals
BBy obtaining a password that is sent via voice to the node
CBy using CTCSS tone codes
DBy entering the proper internet password

33. - T8D09

What is CW?

SelectAnswer
AA type of electromagnetic propagation
BA digital mode used primarily on 2 meter FM
CAnother name for a Morse code transmission
DA technique for coil winding

34. - T9A06

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

SelectAnswer
AIsotropic
BYagi
C5/8 wave vertical
DJ pole

35. - T9B03

Why is coaxial cable the most common feed line for amateur radio antenna systems?

SelectAnswer
AIt is easy to use and requires few special installation considerations
BIt is less expensive than any other type of feed line
CIt can handle more power than any other type of feed line
DIt has less loss than any other type of feed line

Figure T-3