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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?

SelectAnswer
AAll these choices are correct
BConnect all AC powered station equipment to a common safety ground
CInstall mechanical interlocks in high-voltage circuits
DUse 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?

SelectAnswer
AThe height of the power line above ground
BAdd the height of the antenna to the height of the power line and multiply by a factor of 1.5
CEnough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires
D1/2 wavelength at the operating frequency

3. - T0C11

What is the definition of duty cycle during the averaging time for RF exposure?

SelectAnswer
AThe percentage of time that a transmitter is not transmitting
BThe difference between the PEP and average power output of a transmitter
CThe percentage of time that a transmitter is transmitting
DThe difference between the lowest power output and the highest power output of a transmitter

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

SelectAnswer
AA printed copy of the certificate of successful completion of examination
BAll these choices are correct
CThe license appears in the FCC ULS database
DAn email notification from the NCVEC granting the license

5. - T1B01

Which of the following frequency ranges are available for phone operation by Technician licensees?

SelectAnswer
A28.050 MHz to 28.150 MHz
B28.300 MHz to 28.500 MHz
C28.100 MHz to 28.300 MHz
D28.500 MHz to 28.600 MHz

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

SelectAnswer
AFrom within any country that is a member of the United Nations
BFrom within any country that belongs to the International Telecommunication Union
CFrom any vessel or craft located in international waters and documented or registered in the United States
DFrom anywhere within International Telecommunication Union (ITU) Regions 2 and 3

7. - T1D08

In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

SelectAnswer
AWhen the communication is made to obtain emergency information for a local broadcast station
BWhen the communication is related to the sale of amateur equipment by the control operator's employer
CWhen the communication is incidental to classroom instruction at an educational institution
DAll these choices are correct

8. - T1E05

What is an amateur station’s control point?

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

9. - T1F03

When are you required to transmit your assigned call sign?

SelectAnswer
AAt least every 10 minutes during and at the end of a communication
BAt least once during each transmission
CAt least every 15 minutes during and at the end of a communication
DAt the beginning of each contact, and every 10 minutes thereafter

10. - T2A02

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

SelectAnswer
A432.100 MHz
B446.000 MHz
C146.520 MHz
D145.000 MHz

11. - T2B07

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

SelectAnswer
ASign your call after the courtesy tone
BProgram your radio with the group’s ID or code
CJoin the repeater owner’s club
DRegister your radio with the local FCC office

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

SelectAnswer
AA training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
BA group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
CA group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
DA training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service

13. - T3A03

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

SelectAnswer
AVertical
BHorizontal
CRight-hand circular
DLeft-hand circular

14. - T3B11

What is the approximate velocity of a radio wave in free space?

SelectAnswer
A150,000 meters per second
B150,000 miles per hour
C300,000,000 meters per second
D300,000,000 miles per hour

15. - T3C03

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

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

16. - T4A05

Where should an RF power meter be installed?

SelectAnswer
AAt the power supply output
BIn the feed line, between the transmitter and antenna
CIn parallel with the push-to-talk line and the antenna
DIn the power supply cable, as close as possible to the radio

17. - T4B10

Which of the following receiver filter bandwidths provides the best signal-to-noise ratio for SSB reception?

SelectAnswer
A2400 Hz
B1000 Hz
C5000 Hz
D500 Hz

18. - T5A02

Electrical power is measured in which of the following units?

SelectAnswer
AWatts
BVolts
CWatt-hours
DAmperes

19. - T5B13

Which is equal to 2425 MHz?

SelectAnswer
A2425 GHz
B0.002425 GHz
C24.25 GHz
D2.425 GHz

20. - T5C12

What is impedance?

SelectAnswer
AThe inverse of resistance
BThe opposition to AC current flow
CThe Q or Quality Factor of a component
DThe power handling capability of a component

21. - T5D07

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

SelectAnswer
A1.5 amperes
B9600 amperes
C200 amperes
D0.667 amperes

22. - T6A06

What type of electrical component stores energy in a magnetic field?

SelectAnswer
ADiode
BInductor
CCapacitor
DVaristor

23. - T6B03

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

SelectAnswer
APotentiometer
BThermistor
CTransistor
DVaristor

24. - T6C06

What is component 6 in figure T-2?

SelectAnswer
ATransistor
BCapacitor
CResistor
DRegulator IC

25. - T6D06

What component changes 120 V AC power to a lower AC voltage for other uses?

SelectAnswer
ATransformer
BTransistor
CVariable capacitor
DDiode

26. - T7A10

What device increases the transmitted output power from a transceiver?

SelectAnswer
AA voltage divider
BAn RF power amplifier
CAll these choices are correct
DAn impedance network

27. - T7B02

What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

SelectAnswer
AThe microphone gain of the transmitter is turned up too high
BThe audio amplifier of the transmitter is overloaded
CThe deviation of an FM transmitter is set too low
DThe receiver is unable to reject strong signals outside the AM or FM band

28. - T7C01

What is the primary purpose of a dummy load?

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

29. - T7D03

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

SelectAnswer
AIn phase
BIn parallel
CIn series
DIn quadrature

30. - T8A07

What is a characteristic of single sideband (SSB) compared to FM?

SelectAnswer
ASSB signals are less susceptible to interference
BAll these choices are correct
CSSB signals are easier to tune in correctly
DSSB signals have narrower bandwidth

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

SelectAnswer
ATime of day accurate to plus or minus 1/10 second
BAll these choices are correct
CHealth and status of the satellite
DThe signal strength of received signals

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

SelectAnswer
AA technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
BA system for providing access to websites via amateur radio
CA system for informing amateurs in real time of the frequency of active DX stations
DA technique for measuring signal strength of an amateur transmitter via the internet

33. - T8D08

Which of the following is included in packet radio transmissions?

SelectAnswer
AA header that contains the call sign of the station to which the information is being sent
BAutomatic repeat request in case of error
CAll these choices are correct
DA check sum that permits error detection

34. - T9A11

What is antenna gain?

SelectAnswer
AThe increase in signal strength in a specified direction compared to a reference antenna
BThe additional power that is added to the transmitter power
CThe additional power that is required in the antenna when transmitting on a higher frequency
DThe increase in impedance on receive or transmit compared to a reference antenna

35. - T9B11

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

SelectAnswer
AAir-insulated hardline
BMulti-conductor unbalanced cable
C75-ohm flexible coax
D50-ohm flexible coax

Figure T-2