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

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1. - T0A01

Which of the following is a safety hazard of a 12-volt storage battery?

SelectAnswer
ATouching both terminals with the hands can cause electrical shock
BShorting the terminals can cause burns, fire, or an explosion
CAll these choices are correct
DRF emissions from a nearby transmitter can cause the electrolyte to emit poison gas

2. - T0B07

Which of the following is an important safety rule to remember when using a crank-up tower?

SelectAnswer
AAll these choices are correct
BThis type of tower must never be grounded
CThis type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed
DThis type of tower must never be painted

3. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

SelectAnswer
ABy re-evaluating the station whenever an item in the transmitter or antenna system is changed
BBy making sure your antennas have low SWR
CAll these choices are correct
DBy informing the FCC of any changes made in your station

4. - T1A06

What is the FCC Part 97 definition of a beacon?

SelectAnswer
AA bulletin sent by the FCC to announce a national emergency
BAn amateur station transmitting communications for the purposes of observing propagation or related experimental activities
CA continuous transmission of weather information authorized in the amateur bands by the National Weather Service
DA government transmitter marking the amateur radio band edges

5. - T1B09

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

SelectAnswer
AAll these choices are correct
BTo allow for transmitter frequency drift
CTo allow for calibration error in the transmitter frequency display
DSo that modulation sidebands do not extend beyond the band edge

6. - T1C08

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

SelectAnswer
ATen years
BEight years
CLife
DFive years

7. - T1D02

Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

SelectAnswer
ABroadcasting
BIn all circumstances
CInternational Morse Code Practice
DTelecommand or transmissions of telemetry

8. - T1E02

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

SelectAnswer
AAny amateur allowed to transmit on the satellite uplink frequency
BA General class or higher licensee with a satellite operator certification
COnly an Amateur Extra Class operator who is also an AMSAT member
DOnly an Amateur Extra Class operator

9. - T1F06

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

SelectAnswer
AKL7CC slant W3
BKL7CC slash W3
CAll these choices are correct
DKL7CC stroke W3

10. - T2A02

What is the national calling frequency for FM simplex operations in the 2 meter band?

SelectAnswer
A145.000 MHz
B432.100 MHz
C146.520 MHz
D446.000 MHz

11. - T2B06

What type of signaling uses pairs of audio tones?

SelectAnswer
ACTCSS
BGPRS
CD-STAR
DDTMF

12. - T2C08

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

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

13. - T3A03

What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

SelectAnswer
AHorizontal
BRight-hand circular
CLeft-hand circular
DVertical

14. - T3B01

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

SelectAnswer
AThey revolve in opposite directions
BThey are in parallel
CThey travel at different speeds
DThey are at right angles

15. - T3C01

Why are simplex UHF signals rarely heard beyond their radio horizon?

SelectAnswer
AFCC regulations prohibit them from going more than 50 miles
BThey are too weak to go very far
CUHF signals are usually not propagated by the ionosphere
DUHF signals are absorbed by the ionospheric D region

16. - T4A06

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

SelectAnswer
AReceive and transmit mode, status, and location
BNMEA GPS location and DC power
CAntenna and RF power
DReceive audio, transmit audio, and transmitter keying

17. - T4B03

How is squelch adjusted so that a weak FM signal can be heard?

SelectAnswer
AEnable squelch enhancement
BTurn on the anti-squelch function
CSet the squelch threshold so that receiver output audio is on all the time
DTurn up the audio level until it overcomes the squelch threshold

18. - T5A12

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

SelectAnswer
APulse rate
BFrequency
CWavelength
DSpeed

19. - T5B06

Which is equal to 3000 milliamperes?

SelectAnswer
A3 amperes
B0.3 amperes
C3,000,000 amperes
D0.003 amperes

20. - T5C02

What is the unit of capacitance?

SelectAnswer
AThe volt
BThe ohm
CThe henry
DThe farad

21. - T5D07

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

SelectAnswer
A200 amperes
B9600 amperes
C1.5 amperes
D0.667 amperes

22. - T6A03

What electrical parameter is controlled by a potentiometer?

SelectAnswer
AField strength
BInductance
CCapacitance
DResistance

23. - T6B03

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

SelectAnswer
APotentiometer
BTransistor
CThermistor
DVaristor

24. - T6C05

What is component 4 in figure T-1?

SelectAnswer
AGround symbol
BResistor
CTransistor
DBattery

25. - T6D05

What type of circuit controls the amount of voltage from a power supply?

SelectAnswer
AFilter
BRegulator
COscillator
DPhase inverter

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

SelectAnswer
AOscillator
BLow-pass filter
CPhase modulator
DReactance modulator

27. - T7B10

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

SelectAnswer
AYour transmitter is slightly off frequency
BYour batteries are running low
CYou are in a bad location
DAll these choices are correct

28. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

SelectAnswer
AAn antenna analyzer
BA Q meter
CA VTVM
DA frequency counter

29. - T7D11

Which of the following precautions should be taken when measuring in-circuit resistance with an ohmmeter?

SelectAnswer
AEnsure that the circuit is grounded
BEnsure that the applied voltages are correct
CEnsure that the circuit is not powered
DEnsure that the circuit is operating at the correct frequency

30. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

SelectAnswer
APSK
BSSB
CFM or PM
DAM

31. - T8B11

Who may receive telemetry from a space station?

SelectAnswer
AA licensed radio amateur who has been certified by the protocol developer
BA licensed radio amateur with a transmitter equipped for interrogating the satellite
CA licensed radio amateur who has registered for an access code from AMSAT
DAnyone

32. - T8C11

What is an amateur radio station that connects other amateur stations to the internet?

SelectAnswer
AA gateway
BA digipeater
CA repeater
DA beacon

33. - T8D06

What does the abbreviation "PSK" mean?

SelectAnswer
APhased Slide Keying
BPhase Shift Keying
CPacket Short Keying
DPulse Shift Keying

34. - T9A06

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

SelectAnswer
AYagi
BIsotropic
C5/8 wave vertical
DJ pole

35. - T9B10

What is the electrical difference between RG-58 and RG-213 coaxial cable?

SelectAnswer
ARG-213 cable has less loss at a given frequency
BThere is no significant difference between the two types
CRG-58 cable can handle higher power levels
DRG-58 cable has two shields

Figure T-1