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

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1. - T0A02

What health hazard is presented by electrical current flowing through the body?

SelectAnswer
AIt may cause involuntary muscle contractions
BIt may disrupt the electrical functions of cells
CAll these choices are correct
DIt may cause injury by heating tissue

2. - T0B02

What is required when climbing an antenna tower?

SelectAnswer
AAll these choices are correct
BAlways wear an approved climbing harness
CUse appropriate tie-off to the tower at all times
DHave sufficient training on safe tower climbing techniques

3. - T0C12

How does RF radiation differ from ionizing radiation (radioactivity)?

SelectAnswer
ARF radiation can only be detected with an RF dosimeter
BRF radiation does not have sufficient energy to cause chemical changes in cells and damage DNA
CRF radiation is limited in range to a few feet
DRF radiation is perfectly safe

4. - T1A04

How many operator/primary station license grants may be held by any one person?

SelectAnswer
AOne
BNo more than two
COne for each band on which the person plans to operate
DOne for each permanent station location from which the person plans to operate

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. - T1C08

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

SelectAnswer
AFive years
BTen years
CLife
DEight years

7. - T1D09

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

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

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

SelectAnswer
AThe third party participant
BThe person operating the station equipment
CThe station custodian
DThe station licensee

9. - T1F09

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

SelectAnswer
AEarth station
BMessage forwarding station
CBeacon station
DRepeater station

10. - T2A09

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

SelectAnswer
A“QSY” followed by your call sign
BThe station’s call sign followed by the word “monitoring”
CThe repeater call sign followed by the station’s call sign
D“CQ CQ” followed by the repeater’s call sign

11. - T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

SelectAnswer
AThe stations should negotiate continued use of the frequency
BUse subaudible tones so both stations can share the frequency
CBoth stations should choose another frequency to avoid conflict
DInterference is inevitable, so no action is required

12. - T2C08

Which of the following is a characteristic of good traffic handling?

SelectAnswer
AAll these choices are correct
BPassing messages exactly as received
CEnsuring that any newsworthy messages are relayed to the news media
DMaking decisions as to whether messages are worthy of relay or delivery

13. - T3A12

What is the effect of fog and rain on signals in the 10 meter and 6 meter bands?

SelectAnswer
AThere is little effect
BDeflection
CAbsorption
DRange increase

14. - T3B10

What frequency range is referred to as HF?

SelectAnswer
A3 to 30 MHz
B300 to 3000 kHz
C300 to 3000 MHz
D30 to 300 MHz

15. - T3C03

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

SelectAnswer
AThey are generally strongest when your antenna is aimed west
BThey are distorted and signal strength varies considerably
CThey occur only during winter nighttime hours
DThey are often received from 10,000 miles or more

16. - T4A12

What is an electronic keyer?

SelectAnswer
AA device that assists in manual sending of Morse code
BA device for voice activated switching from receive to transmit
CA device for switching antennas from transmit to receive
DAn interlock to prevent unauthorized use of a radio

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

SelectAnswer
AChange in audio pitch
BGeneration of a heterodyne tone
CDistortion of the signal’s audio
DSideband inversion

18. - T5A04

What are the units of electrical resistance?

SelectAnswer
ASiemens
BMhos
CCoulombs
DOhms

19. - T5B08

Which is equal to 1,000,000 picofarads?

SelectAnswer
A0.001 microfarads
B1,000,000,000 microfarads
C1000 microfarads
D1 microfarad

20. - T5C06

What does the abbreviation “RF” mean?

SelectAnswer
AThe real frequency transmitted as opposed to the apparent frequency
BReflective force in antenna transmission lines
CThe resonant frequency of a tuned circuit
DRadio frequency signals of all types

21. - T5D06

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

SelectAnswer
A48 ohms
B8 ohms
C3 ohms
D16 ohms

22. - T6A12

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

SelectAnswer
ADouble-pole single-throw
BDouble-pole double-throw
CSingle-pole single-throw
DSingle-pole double-throw

23. - T6B05

What type of transistor has a gate, drain, and source?

SelectAnswer
AField-effect
BBipolar junction
CTesla-effect
DVaristor

24. - T6C04

What is component 3 in figure T-1?

SelectAnswer
AGround symbol
BResistor
CLamp
DTransistor

25. - T6D11

Which of the following is a resonant or tuned circuit?

SelectAnswer
AA circuit designed to provide high-fidelity audio
BA resistor circuit used for reducing standing wave ratio
CA linear voltage regulator
DAn inductor and a capacitor in series or parallel

26. - T7A02

What is a transceiver?

SelectAnswer
AA device for converting receiver and transmitter frequencies to another band
BA device for automatically sending and decoding Morse code
CA device that combines a receiver and transmitter
DA device for matching feed line impedance to 50 ohms

27. - T7B07

Which of the following can reduce overload of a VHF transceiver by a nearby commercial FM station?

SelectAnswer
AInstalling an RF preamplifier
BInstalling a band-reject filter
CInstalling bypass capacitors on the microphone cable
DUsing double-shielded coaxial cable

28. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

SelectAnswer
AFull Scale
B1:1
CZero
D50:50

29. - T7D03

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

SelectAnswer
AIn series
BIn parallel
CIn phase
DIn quadrature

30. - T8A11

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

SelectAnswer
A2.4 kHz
B1000 Hz
C15 kHz
D150 Hz

31. - T8B09

What causes spin fading of satellite signals?

SelectAnswer
ADoppler shift of the received signal
BRotation of the satellite and its antennas
CCircular polarized noise interference radiated from the sun
DInterfering signals within the satellite uplink band

32. - T8C07

What is Voice Over Internet Protocol (VoIP)?

SelectAnswer
AA set of rules specifying how to identify your station when linked over the internet to another station
BA method of delivering voice communications over the internet using digital techniques
CA technique employed to “spot” DX stations via the internet
DA technique for measuring the modulation quality of a transmitter using remote sites monitored via the internet

33. - T8D04

What type of transmission is indicated by the term "NTSC?"

SelectAnswer
AA frame compression scheme for TV signals
BAn analog fast-scan color TV signal
CA special mode for satellite uplink
DA Normal Transmission mode in Static Circuit

34. - T9A03

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

SelectAnswer
AA vertically polarized antenna
BA ground-wave antenna
CA travelling-wave antenna
DA horizontally polarized antenna

35. - T9B02

What is the most common impedance of coaxial cables used in amateur radio?

SelectAnswer
A50 ohms
B600 ohms
C8 ohms
D12 ohms

Figure T-2

Figure T-1