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	Black insulation is never used
C	Equipment ground
D	Neutral

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. - T0C05

Why do exposure limits vary with frequency?

Select	Answer
A	Lower frequency RF fields do not penetrate the human body
B	Lower frequency RF fields have more energy than higher frequency fields
C	The human body absorbs more RF energy at some frequencies than at others
D	Higher frequency RF fields are transient in nature

4. - T1A02

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

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

5. - T1B10

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

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

6. - T1C02

Who may select a desired call sign under the vanity call sign rules?

Select	Answer
A	Only a licensed amateur who has been licensed continuously for more than 10 years
B	Only a licensed amateur with an Amateur Extra Class license
C	Any licensed amateur
D	Only a licensed amateur with a General or Amateur Extra Class license

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

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 identify automatically
C	Using a computer or other device to send CW 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 have at least four members
B	The club must be registered with the American Radio Relay League
C	All these choices are correct
D	The trustee must have an Amateur Extra Class operator license grant

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

11. - T2B08

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

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

12. - T2C10

What information is contained in the preamble of a formal traffic message?

Select	Answer
A	The email address of the originating station
B	The telephone number of the addressee
C	The address of the intended recipient
D	Information needed to track the message

13. - T3A06

What is the meaning of the term “picket fencing”?

Select	Answer
A	A type of ground system used with vertical antennas
B	Alternating transmissions during a net operation
C	Local vs long-distance communications
D	Rapid flutter on mobile signals due to multipath propagation

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C07

What band is best suited for communicating via meteor scatter?

Select	Answer
A	33 centimeters
B	70 centimeters
C	6 meters
D	2 meters

16. - T4A04

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

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

17. - T4B02

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

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

18. - T5A12

What describes the number of times per second that an alternating current makes a complete cycle?

Select	Answer
A	Speed
B	Frequency
C	Pulse rate
D	Wavelength

19. - T5B12

Which is equal to 28400 kHz?

Select	Answer
A	284.00 MHz
B	28.400 MHz
C	2.800 MHz
D	28.400 kHz

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 + R
D	E = I x R

22. - T6A10

Which of the following battery chemistries is rechargeable?

Select	Answer
A	All these choices are correct
B	Nickel-metal hydride
C	Lead-acid
D	Lithium-ion

23. - T6B02

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

Select	Answer
A	Diode
B	Resistor
C	Fuse
D	Driven element

24. - T6C08

What is component 9 in figure T-2?

Select	Answer
A	Variable inductor
B	Variable resistor
C	Variable capacitor
D	Variable transformer

25. - T6D02

What is a relay?

Select	Answer
A	An electrically-controlled switch
B	An inverting amplifier
C	A pass transistor
D	A current controlled amplifier

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

Select	Answer
A	Low-pass filter
B	Transverter
C	High-pass filter
D	Phase converter

27. - T7B04

Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

Select	Answer
A	Preamplifier
B	Low-pass filter
C	Ferrite choke
D	Band-pass filter

28. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

Select	Answer
A	1:1
B	Zero
C	50:50
D	Full Scale

29. - T7D04

Which instrument is used to measure electric current?

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

30. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

Select	Answer
A	AM
B	PSK
C	SSB
D	FM or PM

31. - T8B02

What is the impact of using excessive effective radiated power on a satellite uplink?

Select	Answer
A	Possibility of rebooting the satellite control computer
B	Possibility of commanding the satellite to an improper mode
C	Overloading the satellite batteries
D	Blocking access by other users

32. - T8C04

Which of the following is good procedure when contacting another station in a contest?

Select	Answer
A	Sign only the last two letters of your call if there are many other stations calling
B	All these choices are correct
C	Contact the station twice to be sure that you are in his log
D	Send only the minimum information needed for proper identification and the contest exchange

33. - T8D09

What is CW?

Select	Answer
A	A digital mode used primarily on 2 meter FM
B	Another name for a Morse code transmission
C	A type of electromagnetic propagation
D	A technique for coil winding

34. - T9A09

What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

Select	Answer
A	50
B	236
C	112
D	6

35. - T9B03

Why is coaxial cable the most common feed line for amateur radio antenna systems?

Select	Answer
A	It is less expensive than any other type of feed line
B	It is easy to use and requires few special installation considerations
C	It has less loss than any other type of feed line
D	It can handle more power than any other type of feed line

Figure T-2