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. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Black insulation is never used
B	Neutral
C	Equipment ground
D	Hot

2. - T0B08

Which is a proper grounding method for a tower?

Select	Answer
A	A connection between the tower base and a cold water pipe
B	A single four-foot ground rod, driven into the ground no more than 12 inches from the base
C	A ferrite-core RF choke connected between the tower and ground
D	Separate eight-foot ground rods for each tower leg, bonded to the tower and each other

3. - T0C08

Which of the following actions can reduce exposure to RF radiation?

Select	Answer
A	Relocate antennas
B	All these choices are correct
C	Relocate the transmitter
D	Increase the duty cycle

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. - T1B02

Which amateurs may contact the International Space Station (ISS) on VHF bands?

Select	Answer
A	Any amateur holding a General class or higher license who has applied for and received approval from NASA
B	Any amateur holding a General class or higher license
C	Any amateur holding a Technician class or higher license
D	Any amateur holding a Technician class or higher license who has applied for and received approval from NASA

6. - T1C06

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

Select	Answer
A	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
B	From any vessel or craft located in international waters and documented or registered in the United States
C	From within any country that belongs to the International Telecommunication Union
D	From within any country that is a member of the United Nations

7. - T1D05

When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

Select	Answer
A	When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
B	Never
C	When selling amateur radio equipment and not on a regular basis
D	When no profit is made on the sale

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

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

9. - T1F07

Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a licensed amateur operator?

Select	Answer
A	The person must be a U.S. citizen
B	All these choices are correct
C	The foreign station must be in a country with which the U.S. has a third party agreement
D	The licensed control operator must do the station identification

10. - T2A04

What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Select	Answer
A	Say "break, break," then say the station's call sign
B	Wait for the station to call CQ, then answer
C	Say "CQ" three times, then the other station's call sign
D	Say the station's call sign, then identify with your call sign

11. - T2B05

What would cause your FM transmission audio to be distorted on voice peaks?

Select	Answer
A	Your repeater offset is inverted
B	You are talking too loudly
C	Your transmit power is too high
D	You need to talk louder

12. - T2C01

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

Select	Answer
A	When operating under special ARES rules
B	FCC rules always apply
C	When operating a RACES station
D	When operating under special FEMA rules

13. - T3A11

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

Select	Answer
A	The mesosphere
B	The troposphere
C	The stratosphere
D	The ionosphere

14. - T3B01

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

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

15. - T3C05

Which of the following effects may allow radio signals to travel beyond obstructions between the transmitting and receiving stations?

Select	Answer
A	Knife-edge diffraction
B	Doppler shift
C	Quantum tunneling
D	Faraday rotation

16. - T4A10

What function is performed with a transceiver and a digital mode hot spot?

Select	Answer
A	High-speed digital communications for meteor scatter
B	FT8 digital communications via AFSK
C	Communication using digital voice or data systems via the internet
D	RTTY encoding and decoding without a computer

17. - T4B06

Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

Select	Answer
A	The AGC or limiter
B	The RIT or Clarifier
C	The bandwidth selection
D	The tone squelch

18. - T5A10

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

Select	Answer
A	Power
B	Voltage
C	Current
D	Resistance

19. - T5B08

Which is equal to 1,000,000 picofarads?

Select	Answer
A	1000 microfarads
B	0.001 microfarads
C	1 microfarad
D	1,000,000,000 microfarads

20. - T5C04

What is the unit of inductance?

Select	Answer
A	The ohm
B	The coulomb
C	The farad
D	The henry

21. - T5D05

What is the resistance of a circuit for which the applied voltage is 12 volts and the current flow is 1.5 amperes?

Select	Answer
A	13.5 ohms
B	0.125 ohms
C	8 ohms
D	18 ohms

22. - T6A08

What is the function of an SPDT switch?

Select	Answer
A	A single circuit is opened or closed
B	A single circuit is switched between one of two other circuits
C	Two circuits are each switched between one of two other circuits
D	Two circuits are opened or closed

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Transformer
B	Reactor
C	Resistor
D	Transistor

24. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Connector pinout
B	Bill of materials
C	Flow chart
D	Schematic

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Potentiometer
B	Transistor
C	Relay
D	Meter

26. - T7A01

Which term describes the ability of a receiver to detect the presence of a signal?

Select	Answer
A	Linearity
B	Total Harmonic Distortion
C	Sensitivity
D	Selectivity

27. - T7B09

What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

Select	Answer
A	Add a low-pass filter to the TV antenna input
B	Add a high-pass filter to the TV antenna input
C	Add a preamplifier to the TV antenna input
D	Be sure all TV feed line coaxial connectors are installed properly

28. - T7C08

Which instrument can be used to determine SWR?

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

29. - T7D04

Which instrument is used to measure electric current?

Select	Answer
A	An ohmmeter
B	An ammeter
C	A voltmeter
D	An electrometer

30. - T8A10

What is the approximate bandwidth of AM fast-scan TV transmissions?

Select	Answer
A	About 3 MHz
B	About 6 MHz
C	About 1 MHz
D	More than 10 MHz

31. - T8B04

What mode of transmission is commonly used by amateur radio satellites?

Select	Answer
A	FM
B	All these choices are correct
C	CW/data
D	SSB

32. - T8C07

What is Voice Over Internet Protocol (VoIP)?

Select	Answer
A	A method of delivering voice communications over the internet using digital techniques
B	A technique employed to “spot” DX stations via the internet
C	A set of rules specifying how to identify your station when linked over the internet to another station
D	A technique for measuring the modulation quality of a transmitter using remote sites monitored via the internet

33. - T8D01

Which of the following is a digital communications mode?

Select	Answer
A	Packet radio
B	All these choices are correct
C	IEEE 802.11
D	FT8

34. - T9A04

What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

Select	Answer
A	It is mechanically fragile
B	All these choices are correct
C	It transmits only circularly polarized signals
D	It has low efficiency

35. - T9B04

What is the major function of an antenna tuner (antenna coupler)?

Select	Answer
A	It helps a receiver automatically tune in weak stations
B	It automatically selects the proper antenna for the frequency band being used
C	It allows an antenna to be used on both transmit and receive
D	It matches the antenna system impedance to the transceiver's output impedance