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

2. - T0B08

Which is a proper grounding method for a tower?

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

3. - T0C09

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

Select	Answer
A	All these choices are correct
B	By making sure your antennas have low SWR
C	By informing the FCC of any changes made in your station
D	By re-evaluating the station whenever an item in the transmitter or antenna system is changed

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

Select	Answer
A	All these choices are correct
B	The FCC
C	FEMA
D	Homeland Security

5. - T1B08

How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?

Select	Answer
A	U.S. amateurs must give foreign amateur stations priority in those segments
B	International communications are not permitted in those segments
C	Digital transmissions are not permitted in those segments
D	U.S. amateurs may find non-amateur stations in those segments, and must avoid interfering with them

6. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

Select	Answer
A	Yes, for up to one year
B	Yes, as soon as you apply for renewal
C	Yes, for up to two years
D	No, you must wait until the license has been renewed

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

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?

Select	Answer
A	The person operating the station equipment
B	The station licensee
C	The third party participant
D	The station custodian

9. - T1F04

What language may you use for identification when operating in a phone sub-band?

Select	Answer
A	English, French, or Spanish
B	Any language recognized by the ITU
C	English
D	Any language recognized by the United Nations

10. - T2A02

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

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

11. - T2B13

What is the purpose of a squelch function?

Select	Answer
A	Eliminate parasitic oscillations in an RF amplifier
B	Reduce interference from impulse noise
C	Mute the receiver audio when a signal is not present
D	Reduce a CW transmitter's key clicks

12. - T2C05

What does the term “traffic” refer to in net operation?

Select	Answer
A	Messages exchanged by net stations
B	The number of stations checking in and out of a net
C	Requests to activate the net by a served agency
D	Operation by mobile or portable stations

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Absorption
B	Knife-edge diffraction
C	Polarization rotation
D	Amplification

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The orientation of the magnetic field
B	The ratio of the energy in the magnetic field to the energy in the electric field
C	The orientation of the electric field
D	The ratio of the velocity to the wavelength

15. - T3C11

Why is the radio horizon for VHF and UHF signals more distant than the visual horizon?

Select	Answer
A	Radio waves are not blocked by dust particles
B	Radio waves are blocked by dust particles
C	The atmosphere refracts radio waves slightly
D	Radio signals move somewhat faster than the speed of light

16. - T4A11

Where should the negative power return of a mobile transceiver be connected in a vehicle?

Select	Answer
A	At the 12 volt battery chassis ground
B	At the antenna mount
C	To any metal part of the vehicle
D	Through the transceiver’s mounting bracket

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By enabling the group’s CTCSS tone
B	By entering the group’s identification code
C	By retrieving the frequencies from transceiver memory
D	By activating automatic identification

18. - T5A07

Why are metals generally good conductors of electricity?

Select	Answer
A	They have many free electrons
B	They have relatively high density
C	All these choices are correct
D	They have many free protons

19. - T5B04

Which is equal to one microvolt?

Select	Answer
A	One one-thousandth of a volt
B	One million volts
C	One one-millionth of a volt
D	One thousand kilovolts

20. - T5C02

What is the unit of capacitance?

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

21. - T5D13

In which type of circuit is DC current the same through all components?

Select	Answer
A	Series
B	Resonant
C	Branch
D	Parallel

22. - T6A11

Which of the following battery chemistries is not rechargeable?

Select	Answer
A	Lithium-ion
B	Nickel-cadmium
C	Carbon-zinc
D	Lead-acid

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Transistor
B	Reactor
C	Resistor
D	Transformer

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Capacitor
B	Regulator IC
C	Resistor
D	Transistor

25. - T6D11

Which of the following is a resonant or tuned circuit?

Select	Answer
A	A linear voltage regulator
B	A resistor circuit used for reducing standing wave ratio
C	A circuit designed to provide high-fidelity audio
D	An inductor and a capacitor in series or parallel

26. - T7A05

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

Select	Answer
A	Phase modulator
B	Reactance modulator
C	Low-pass filter
D	Oscillator

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Talk farther away from the microphone
B	Talk louder into the microphone
C	Change to a higher power level
D	Let the transceiver cool off

28. - T7C03

What does a dummy load consist of?

Select	Answer
A	A low-voltage power supply and a DC relay
B	A non-inductive resistor mounted on a heat sink
C	A 50-ohm reactance used to terminate a transmission line
D	A high-gain amplifier and a TR switch

29. - T7D03

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

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

30. - T8A07

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

Select	Answer
A	All these choices are correct
B	SSB signals are easier to tune in correctly
C	SSB signals are less susceptible to interference
D	SSB signals have narrower bandwidth

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

Select	Answer
A	The signal strength of received signals
B	Time of day accurate to plus or minus 1/10 second
C	Health and status of the satellite
D	All these choices are correct

32. - T8C09

Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?

Select	Answer
A	D-STAR
B	DMR
C	EchoLink
D	IRLP

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	Weather data
B	All these choices are correct
C	Text messages
D	GPS position data

34. - T9A01

What is a beam antenna?

Select	Answer
A	An omnidirectional antenna invented by Clarence Beam
B	An antenna that reverses the phase of received signals
C	An antenna that concentrates signals in one direction
D	An antenna built from aluminum I-beams

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	Type N
B	UHF (PL-259/SO-239)
C	DB-25
D	RS-213

Figure T-2