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

2. - T0B08

Which is a proper grounding method for a tower?

Select	Answer
A	A single four-foot ground rod, driven into the ground no more than 12 inches from the base
B	A connection between the tower base and a cold water pipe
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 the transmitter
B	Relocate antennas
C	Increase the duty cycle
D	All these choices are correct

4. - T1A03

What do the FCC rules state regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

Select	Answer
A	It is encouraged
B	It is required when in contact with foreign stations
C	All these choices are correct
D	It is required when transmitting emergency messages

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. - T1C07

Which of the following can result in revocation of the station license or suspension of the operator license?

Select	Answer
A	Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation
B	Failure to have a copy of your license available at your station
C	Failure to obtain FCC type acceptance prior to using a home-built transmitter
D	Failure to provide and maintain a correct email address with the FCC

7. - T1D07

What types of amateur stations can automatically retransmit the signals of other amateur stations?

Select	Answer
A	Repeater, auxiliary, or space stations
B	Earth, repeater, or space stations
C	Auxiliary, beacon, or Earth stations
D	Beacon, repeater, or space stations

8. - T1E10

Which of the following is an example of remote control as defined in Part 97?

Select	Answer
A	All these choices are correct
B	Repeater operation
C	Controlling a model aircraft, boat, or car by amateur radio
D	Operating the station over the internet

9. - T1F10

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

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

10. - T2A10

What is a band plan, beyond the privileges established by the FCC?

Select	Answer
A	A list of available net frequencies
B	A voluntary guideline for using different modes or activities within an amateur band
C	A plan devised by a club to indicate frequency band usage
D	A list of operating schedules

11. - T2B01

How is a VHF/UHF transceiver’s “reverse” function used?

Select	Answer
A	To listen on a repeater’s output frequency
B	To increase power output
C	To listen on a repeater’s input frequency
D	To reduce power output

12. - T2C11

What is meant by “check” in a radiogram header?

Select	Answer
A	The call sign of the originating station
B	A list of stations that have relayed the message
C	A box on the message form that indicates that the message was received and/or relayed
D	The number of words or word equivalents in the text portion of the message

13. - T3A10

What effect does multi-path propagation have on data transmissions?

Select	Answer
A	Transmission rates must be decreased by a factor equal to the number of separate paths observed
B	Error rates are likely to increase
C	No significant changes will occur if the signals are transmitted using FM
D	Transmission rates must be increased by a factor equal to the number of separate paths observed

14. - T3B06

What is the formula for converting frequency to approximate wavelength in meters?

Select	Answer
A	Wavelength in meters equals frequency in hertz divided by 300
B	Wavelength in meters equals 300 divided by frequency in megahertz
C	Wavelength in meters equals frequency in megahertz divided by 300
D	Wavelength in meters equals frequency in hertz multiplied by 300

15. - T3C09

What is generally the best time for long-distance 10 meter band propagation via the F region?

Select	Answer
A	From dawn to shortly after sunset during periods of low sunspot activity
B	From shortly after sunset to dawn during periods of high sunspot activity
C	From dawn to shortly after sunset during periods of high sunspot activity
D	From shortly after sunset to dawn during periods of low sunspot activity

16. - T4A07

Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

Select	Answer
A	Computer “line out” to transceiver speaker connector
B	Computer “line in” to transceiver push-to-talk
C	Computer “line in” to transceiver speaker connector
D	Computer “line out” to transceiver push-to-talk

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

18. - T5A10

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

Select	Answer
A	Resistance
B	Power
C	Voltage
D	Current

19. - T5B04

Which is equal to one microvolt?

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

20. - T5C13

What is the abbreviation for kilohertz?

Select	Answer
A	KHZ
B	kHz
C	khz
D	khZ

21. - T5D02

What formula is used to calculate voltage in a circuit?

Select	Answer
A	E = I / R
B	E = I - R
C	E = I x R
D	E = I + R

22. - T6A09

What electrical component is used to protect other circuit components from current overloads?

Select	Answer
A	Fuse
B	All these choices are correct
C	Thyratron
D	Varactor

23. - T6B07

What causes a light-emitting diode (LED) to emit light?

Select	Answer
A	Forward current
B	Capacitively-coupled RF signal
C	Inductively-coupled RF signal
D	Reverse current

24. - T6C07

What is component 8 in figure T-2?

Select	Answer
A	Inductor
B	Resistor
C	Light emitting diode
D	Regulator IC

25. - T6D09

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

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

26. - T7A11

Where is an RF preamplifier installed?

Select	Answer
A	Between the antenna and receiver
B	At the output of the receiver audio amplifier
C	At the output of the transmitter power amplifier
D	Between the transmitter and the antenna tuner

27. - T7B07

Which of the following can reduce overload of a VHF transceiver by a nearby commercial FM station?

Select	Answer
A	Using double-shielded coaxial cable
B	Installing a band-reject filter
C	Installing bypass capacitors on the microphone cable
D	Installing an RF preamplifier

28. - T7C03

What does a dummy load consist of?

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

29. - T7D04

Which instrument is used to measure electric current?

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

30. - T8A05

Which of the following types of signal has the narrowest bandwidth?

Select	Answer
A	FM voice
B	Slow-scan TV
C	SSB voice
D	CW

31. - T8B11

Who may receive telemetry from a space station?

Select	Answer
A	A licensed radio amateur who has been certified by the protocol developer
B	A licensed radio amateur with a transmitter equipped for interrogating the satellite
C	A licensed radio amateur who has registered for an access code from AMSAT
D	Anyone

32. - T8C06

How is over the air access to IRLP nodes accomplished?

Select	Answer
A	By using CTCSS tone codes
B	By obtaining a password that is sent via voice to the node
C	By using DTMF signals
D	By entering the proper internet password

33. - T8D02

What is a “talkgroup” on a DMR repeater?

Select	Answer
A	A group of operators sharing common interests
B	A net that meets at a specified time
C	A protocol that increases the signal-to-noise ratio when multiple repeaters are linked together
D	A way for groups of users to share a channel at different times without hearing other users on the channel

34. - T9A12

What is an advantage of a 5/8 wavelength whip antenna for VHF or UHF mobile service?

Select	Answer
A	It eliminates distortion caused by reflected signals
B	It has more gain than a 1/4-wavelength antenna
C	It has 10 times the power gain of a 1/4 wavelength whip
D	It radiates at a very high angle

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	Less antenna wear
B	Reduced television interference
C	All these choices are correct
D	Reduced signal loss

Figure T-2