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. - T0A08

Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

Select	Answer
A	In series with the hot conductor only
B	In parallel with the hot conductor only
C	In series with the hot and neutral conductors
D	In parallel with the hot and neutral conductors

2. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	Ensure that connections are short and direct
B	Put a drip loop in the ground connection to prevent water damage to the ground system
C	Make sure all ground wire bends are right angles
D	All these choices are correct

3. - T0C12

How does RF radiation differ from ionizing radiation (radioactivity)?

Select	Answer
A	RF radiation is limited in range to a few feet
B	RF radiation is perfectly safe
C	RF radiation does not have sufficient energy to cause chemical changes in cells and damage DNA
D	RF radiation can only be detected with an RF dosimeter

4. - T1A01

Which of the following is part of the Basis and Purpose of the Amateur Radio Service?

Select	Answer
A	Advancing skills in the technical and communication phases of the radio art
B	Providing communications for international non-profit organizations
C	Providing personal radio communications for as many citizens as possible
D	All these choices are correct

5. - T1B08

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

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

6. - T1C10

How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

Select	Answer
A	Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
B	As soon as your operator/station license grant appears on the ARRL website
C	As soon as your operator/station license grant appears in the FCC’s license database
D	As soon as you receive your license in the mail from the FCC

7. - T1D07

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

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

8. - T1E05

What is an amateur station’s control point?

Select	Answer
A	The location of the station’s transmitting apparatus
B	The location of the station’s transmitting antenna
C	The location at which the control operator function is performed
D	The mailing address of the station licensee

9. - T1F01

When must the station and its records be available for FCC inspection?

Select	Answer
A	At any time after written notification by the FCC of such inspection
B	Only when presented with a valid warrant by an FCC official or government agent
C	At any time ten days after notification by the FCC of such an inspection
D	At any time upon request by an FCC representative

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	All these choices are correct
B	Conduct tests only between 10 p.m. and 6 a.m. local time
C	Identify the transmitting station
D	Notify the FCC of the transmissions

11. - T2B12

What is the purpose of the color code used on DMR repeater systems?

Select	Answer
A	Defines the frequency pair to use
B	Identifies the codec used
C	Must match the repeater color code for access
D	Defines the minimum signal level required for access

12. - T2C09

Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

Select	Answer
A	No
B	Yes, but only in situations involving the immediate safety of human life or protection of property
C	Yes, but only when part of a RACES emergency plan
D	Yes, but only when part of a FEMA emergency plan

13. - T3A04

What happens when antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?

Select	Answer
A	Signals have an echo effect
B	Received signal strength is reduced
C	The modulation sidebands might become inverted
D	Nothing significant will happen

14. - T3B11

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

Select	Answer
A	300,000,000 miles per hour
B	300,000,000 meters per second
C	150,000 miles per hour
D	150,000 meters per second

15. - T3C03

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

Select	Answer
A	They are often received from 10,000 miles or more
B	They are generally strongest when your antenna is aimed west
C	They are distorted and signal strength varies considerably
D	They occur only during winter nighttime hours

16. - T4A04

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

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

17. - T4B02

Which of the following can be used to enter a transceiver’s operating frequency?

Select	Answer
A	The Automatic Frequency Control
B	The keypad or VFO knob
C	All these choices are correct
D	The CTCSS or DTMF encoder

18. - T5A08

Which of the following is a good electrical insulator?

Select	Answer
A	Copper
B	Glass
C	Mercury
D	Aluminum

19. - T5B10

Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

Select	Answer
A	-9 dB
B	-6 dB
C	-3 dB
D	-1 dB

20. - T5C05

What is the unit of impedance?

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

21. - T5D06

What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

Select	Answer
A	8 ohms
B	16 ohms
C	3 ohms
D	48 ohms

22. - T6A09

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

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

23. - T6B02

What electronic component allows current to flow in only one direction?

Select	Answer
A	Fuse
B	Resistor
C	Driven element
D	Diode

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Transistor
B	Resistor
C	Ground symbol
D	Battery

25. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Transformer
B	Rectifier
C	Amplifier
D	Reflector

26. - T7A10

What device increases the transmitted output power from a transceiver?

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

27. - T7B07

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

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

28. - T7C11

What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

Select	Answer
A	It cannot be used at below freezing temperatures
B	It cannot be used for VHF or UHF antennas
C	It has more loss per foot
D	It requires special techniques to prevent moisture in the cable

29. - T7D06

Which of the following can damage a multimeter?

Select	Answer
A	Attempting to measure voltage when using the resistance setting
B	Failing to connect one of the probes to ground
C	Not allowing it to warm up properly
D	Attempting to measure resistance using the voltage setting

30. - T8A07

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

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

31. - T8B12

Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?

Select	Answer
A	All these choices are correct
B	Your signal strength on the downlink should be about the same as the beacon
C	Listen for distortion on your downlink signal
D	Check your signal strength report in the telemetry data

32. - T8C07

What is Voice Over Internet Protocol (VoIP)?

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

33. - T8D03

What kind of data can be transmitted by APRS?

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

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Strengthening the radiating elements of a beam antenna to better resist wind damage
B	Installing a spring in the base of a mobile vertical antenna to make it more flexible
C	Electrically lengthening by inserting inductors in radiating elements
D	Inserting a resistor in the radiating portion of the antenna to make it resonant

35. - T9B09

What can cause erratic changes in SWR?

Select	Answer
A	Local thunderstorm
B	Loose connection in the antenna or feed line
C	Over-modulation
D	Overload from a strong local station

Figure T-1