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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Bond them together with heavy wire or conductive strap
B	Waterproof them with silicone caulk or electrical tape
C	Tune them for resonance on the lowest frequency of operation
D	Keep them as far apart as possible

2. - T0B09

Why should you avoid attaching an antenna to a utility pole?

Select	Answer
A	The 60 Hz radiations from the feed line may increase the SWR
B	The antenna will not work properly because of induced voltages
C	All these choices are correct
D	The antenna could contact high-voltage power lines

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Gamma radiation
B	Alpha radiation
C	Ionizing radiation
D	Non-ionizing radiation

4. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	At no time
B	When making short test transmissions
C	To stop another amateur station that is breaking the FCC rules
D	At any time, stations in the Amateur Radio Service are not protected from willful interference

5. - T1B03

Which frequency is in the 6 meter amateur band?

Select	Answer
A	222.15 MHz
B	49.00 MHz
C	28.50 MHz
D	52.525 MHz

6. - T1C05

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

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

7. - T1D02

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

Select	Answer
A	In all circumstances
B	International Morse Code Practice
C	Telecommand or transmissions of telemetry
D	Broadcasting

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

Select	Answer
A	The frequency authorized by the frequency coordinator
B	The class of operator license held by the control operator
C	The highest class of operator license held by anyone on the premises
D	The frequencies printed on the license grant

9. - T1F10

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

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

10. - T2A02

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

Select	Answer
A	146.520 MHz
B	145.000 MHz
C	432.100 MHz
D	446.000 MHz

11. - T2B03

Which of the following describes a linked repeater network?

Select	Answer
A	A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
B	A system of repeaters linked by APRS
C	Multiple repeaters with the same control operator
D	A single repeater with more than one receiver

12. - T2C04

What is RACES?

Select	Answer
A	An emergency organization combining amateur radio and citizens band operators and frequencies
B	An FCC part 97 amateur radio service for civil defense communications during national emergencies
C	An international radio experimentation society
D	A radio contest held in a short period, sometimes called a “sprint”

13. - T3A01

Why do VHF signal strengths sometimes vary greatly when the antenna is moved only a few feet?

Select	Answer
A	Multipath propagation cancels or reinforces signals
B	The signal path encounters different concentrations of water vapor
C	VHF ionospheric propagation is very sensitive to path length
D	All these choices are correct

14. - T3B01

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

Select	Answer
A	They are in parallel
B	They revolve in opposite directions
C	They travel at different speeds
D	They are at right angles

15. - T3C06

What type of propagation is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Select	Answer
A	Faraday rotation
B	F2 region refraction
C	Tropospheric ducting
D	D region refraction

16. - T4A04

How are the transceiver audio input and output connected in a station configured to operate using FT8?

Select	Answer
A	To a computer running a terminal program and connected to a terminal node controller unit
B	To a computer connected to the FT8converter.com website
C	To an FT8 conversion unit, a keyboard, and a computer monitor
D	To the audio input and output of a computer running WSJT-X software

17. - T4B01

What is the effect of excessive microphone gain on SSB transmissions?

Select	Answer
A	All these choices are correct
B	Frequency instability
C	Distorted transmitted audio
D	Increased SWR

18. - T5A10

Which term describes the rate at which electrical energy is used?

Select	Answer
A	Power
B	Current
C	Resistance
D	Voltage

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	5 watts
B	0.02 watts
C	50 watts
D	0.5 watts

20. - T5C05

What is the unit of impedance?

Select	Answer
A	The volt
B	The ohm
C	The coulomb
D	The ampere

21. - T5D12

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

Select	Answer
A	12 volts
B	20 volts
C	8 volts
D	0.2 volts

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Inductance
B	Field strength
C	Capacitance
D	Resistance

23. - T6B11

What is the term that describes a device's ability to amplify a signal?

Select	Answer
A	Forward voltage drop
B	On resistance
C	Forward resistance
D	Gain

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Dummy load
B	Transmitter
C	Antenna
D	Ground

25. - T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Select	Answer
A	Integrated circuit
B	Transducer
C	Multi-pole relay
D	Transformer

26. - T7A10

What device increases the transmitted output power from a transceiver?

Select	Answer
A	An impedance network
B	All these choices are correct
C	An RF power amplifier
D	A voltage divider

27. - T7B11

What is a symptom of RF feedback in a transmitter or transceiver?

Select	Answer
A	Excessive SWR at the antenna connection
B	Frequent blowing of power supply fuses
C	Reports of garbled, distorted, or unintelligible voice transmissions
D	The transmitter will not stay on the desired frequency

28. - T7C08

Which instrument can be used to determine SWR?

Select	Answer
A	Directional wattmeter
B	Iambic pentameter
C	Voltmeter
D	Ohmmeter

29. - T7D03

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

Select	Answer
A	In parallel
B	In quadrature
C	In phase
D	In series

30. - T8A01

Which of the following is a form of amplitude modulation?

Select	Answer
A	Spread spectrum
B	Single sideband
C	Phase shift keying (PSK)
D	Packet radio

31. - T8B06

Which of the following are inputs to a satellite tracking program?

Select	Answer
A	The satellite transmitted power
B	All these choices are correct
C	The Keplerian elements
D	The last observed time of zero Doppler shift

32. - T8C05

What is a grid locator?

Select	Answer
A	An instrument for neutralizing a final amplifier
B	An instrument for radio direction finding
C	A letter-number designator assigned to a geographic location
D	A letter-number designator assigned to an azimuth and elevation

33. - T8D05

Which of the following is an application of APRS?

Select	Answer
A	Showing automatically the number of packets transmitted via PACTOR during a specific time interval
B	Providing information on the number of stations signed into a repeater
C	Providing real-time tactical digital communications in conjunction with a map showing the locations of stations
D	Providing voice over internet connection between repeaters

34. - T9A06

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

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

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The loss increases
B	The loss decreases
C	The characteristic impedance increases
D	The characteristic impedance decreases

Figure T-3