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

2. - T0B04

Which of the following is an important safety precaution to observe when putting up an antenna tower?

Select	Answer
A	All these choices are correct
B	Insulate the base of the tower to avoid lightning strikes
C	Look for and stay clear of any overhead electrical wires
D	Wear a ground strap connected to your wrist at all times

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	3.5 MHz
B	440 MHz
C	1296 MHz
D	50 MHz

4. - T1A09

Who selects a Frequency Coordinator?

Select	Answer
A	The local chapter of the Office of National Council of Independent Frequency Coordinators
B	FCC Regional Field Office
C	The FCC Office of Spectrum Management and Coordination Policy
D	Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations

5. - T1B10

Where may SSB phone be used in amateur bands above 50 MHz?

Select	Answer
A	In at least some segment of all these bands
B	Only in sub-bands allocated to General class or higher licensees
C	On any band if the power is limited to 25 watts
D	Only on repeaters

6. - T1C06

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

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

7. - T1D09

When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

Select	Answer
A	Where noncommercial programming is gathered and supplied exclusively to the National Public Radio network
B	When such communications are directly related to the immediate safety of human life or protection of property
C	When broadcasting communications to or from the space shuttle
D	Never

8. - T1E08

Which of the following is an example of automatic control?

Select	Answer
A	Controlling a station over the internet
B	Using a computer or other device to send CW automatically
C	Using a computer or other device to identify automatically
D	Repeater operation

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	The club must be registered with the American Radio Relay League
B	The club must have at least four members
C	The trustee must have an Amateur Extra Class operator license grant
D	All these choices are correct

10. - T2A10

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

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

11. - T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

Select	Answer
A	The stations should negotiate continued use of the frequency
B	Use subaudible tones so both stations can share the frequency
C	Interference is inevitable, so no action is required
D	Both stations should choose another frequency to avoid conflict

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
B	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
C	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
D	A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service

13. - T3A10

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

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

14. - T3B08

What frequency range is referred to as VHF?

Select	Answer
A	300 MHz to 3000 MHz
B	300 kHz to 3000 kHz
C	30 kHz to 300 kHz
D	30 MHz to 300 MHz

15. - T3C03

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

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

16. - T4A09

How can you determine the length of time that equipment can be powered from a battery?

Select	Answer
A	Divide the battery ampere-hour rating by the average current draw of the equipment
B	Divide the watt-hour rating of the battery by the peak power consumption of the equipment
C	Multiply the square of the current rating of the battery by the input resistance of the equipment
D	Multiply the watts per hour consumed by the equipment by the battery power rating

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

Select	Answer
A	Sideband inversion
B	Change in audio pitch
C	Generation of a heterodyne tone
D	Distortion of the signal’s audio

18. - T5A06

What is the unit of frequency?

Select	Answer
A	Tesla
B	Henry
C	Hertz
D	Farad

19. - T5B07

Which is equal to 3.525 MHz?

Select	Answer
A	3,525,000 kHz
B	35.25 kHz
C	3525 kHz
D	0.003525 kHz

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	Mhz
B	MH
C	MHz
D	mh

21. - T5D08

What is the current through a 100-ohm resistor connected across 200 volts?

Select	Answer
A	20,000 amperes
B	0.5 amperes
C	2 amperes
D	100 amperes

22. - T6A09

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

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

23. - T6B11

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

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

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Resistor
B	Ground symbol
C	Transistor
D	Battery

25. - T6D06

What component changes 120 V AC power to a lower AC voltage for other uses?

Select	Answer
A	Transistor
B	Transformer
C	Variable capacitor
D	Diode

26. - T7A07

What is the function of a transceiver’s PTT input?

Select	Answer
A	Provides a transmit tuning tone when grounded
B	Input for a preamplifier tuning tone
C	Switches transceiver from receive to transmit when grounded
D	Input for a key used to send CW

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 bypass capacitors on the microphone cable
C	Installing a band-reject filter
D	Using double-shielded coaxial cable

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It is radiated as harmonics
B	It distorts the signal
C	It increases the SWR
D	It is converted into heat

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Increasing resistance with time
B	Alternating between open and short circuit
C	Steady full-scale reading
D	Decreasing resistance with time

30. - T8A10

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

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

31. - T8B04

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

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

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

Select	Answer
A	A technique for measuring signal strength of an amateur transmitter via the internet
B	A system for providing access to websites via amateur radio
C	A system for informing amateurs in real time of the frequency of active DX stations
D	A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)

33. - T8D02

What is a “talkgroup” on a DMR repeater?

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

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	It has low efficiency
C	All these choices are correct
D	It transmits only circularly polarized signals

35. - T9B10

What is the electrical difference between RG-58 and RG-213 coaxial cable?

Select	Answer
A	There is no significant difference between the two types
B	RG-58 cable can handle higher power levels
C	RG-58 cable has two shields
D	RG-213 cable has less loss at a given frequency

Figure T-1