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	Equipment ground
D	Hot

2. - T0B06

What is the minimum safe distance from a power line to allow when installing an antenna?

Select	Answer
A	1/2 wavelength at the operating frequency
B	The height of the power line above ground
C	Add the height of the antenna to the height of the power line and multiply by a factor of 1.5
D	Enough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Ionizing radiation
B	Gamma radiation
C	Alpha radiation
D	Non-ionizing radiation

4. - T1A08

Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

Select	Answer
A	FCC Regional Field Office
B	Volunteer Frequency Coordinator recognized by local amateurs
C	Frequency Spectrum Manager appointed by the FCC
D	International Telecommunication Union

5. - T1B12

Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

Select	Answer
A	500 watts
B	1500 watts
C	100 watts
D	50 watts

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 in the FCC’s license database
C	As soon as you receive your license in the mail from the FCC
D	As soon as your operator/station license grant appears on the ARRL website

7. - T1D04

Under what conditions is an amateur station authorized to transmit music using a phone emission?

Select	Answer
A	When transmissions are limited to less than three minutes per hour
B	When the music is transmitted above 1280 MHz
C	When the music produces no spurious emissions
D	When incidental to an authorized retransmission of manned spacecraft communications

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	Repeater operation
D	Using a computer or other device to send CW automatically

9. - T1F06

Which of the following self-assigned indicators are acceptable when using a phone transmission?

Select	Answer
A	KL7CC stroke W3
B	KL7CC slant W3
C	KL7CC slash W3
D	All these choices are correct

10. - T2A08

What is the meaning of the procedural signal “CQ”?

Select	Answer
A	Test transmission, no reply expected
B	Call on the quarter hour
C	Only the called station should transmit
D	Calling any station

11. - T2B06

What type of signaling uses pairs of audio tones?

Select	Answer
A	DTMF
B	CTCSS
C	D-STAR
D	GPRS

12. - T2C01

When do FCC rules NOT apply to the operation of an amateur station?

Select	Answer
A	When operating a RACES station
B	When operating under special FEMA rules
C	FCC rules always apply
D	When operating under special ARES rules

13. - T3A01

Why do VHF signal strengths sometimes vary greatly when the antenna is moved only a few feet?

Select	Answer
A	All these choices are correct
B	The signal path encounters different concentrations of water vapor
C	VHF ionospheric propagation is very sensitive to path length
D	Multipath propagation cancels or reinforces signals

14. - T3B01

What is the relationship between the electric and magnetic fields of an electromagnetic wave?

Select	Answer
A	They revolve in opposite directions
B	They are at right angles
C	They travel at different speeds
D	They are in parallel

15. - T3C05

Which of the following effects may allow radio signals to travel beyond obstructions between the transmitting and receiving stations?

Select	Answer
A	Faraday rotation
B	Knife-edge diffraction
C	Quantum tunneling
D	Doppler shift

16. - T4A03

Why are short, heavy-gauge wires used for a transceiver’s DC power connection?

Select	Answer
A	To provide a good counterpoise for the antenna
B	All these choices are correct
C	To minimize voltage drop when transmitting
D	To avoid RF interference

17. - T4B12

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

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

18. - T5A01

Electrical current is measured in which of the following units?

Select	Answer
A	Volts
B	Ohms
C	Amperes
D	Watts

19. - T5B07

Which is equal to 3.525 MHz?

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

20. - T5C12

What is impedance?

Select	Answer
A	The power handling capability of a component
B	The Q or Quality Factor of a component
C	The inverse of resistance
D	The opposition to AC current flow

21. - T5D01

What formula is used to calculate current in a circuit?

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

22. - T6A10

Which of the following battery chemistries is rechargeable?

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

23. - T6B02

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

Select	Answer
A	Driven element
B	Resistor
C	Diode
D	Fuse

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Resistor
B	Ground symbol
C	Transistor
D	Lamp

25. - T6D06

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

Select	Answer
A	Transistor
B	Transformer
C	Diode
D	Variable capacitor

26. - T7A09

What is the function of the SSB/CW-FM switch on a VHF power amplifier?

Select	Answer
A	Set the amplifier for proper operation in the selected mode
B	Reduce the received signal noise
C	Change the mode of the transmitted signal
D	Change the frequency range of the amplifier to operate in the proper segment of the band

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	Make sure your station meets the standards of good amateur practice
B	All these choices are correct
C	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
D	Work with your neighbor to identify the offending device

28. - T7C10

Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

Select	Answer
A	Ultraviolet resistant jackets prevent harmonic radiation
B	Ultraviolet light can increase losses in the cable’s jacket
C	Ultraviolet light can damage the jacket and allow water to enter the cable
D	Ultraviolet and RF signals can mix, causing interference

29. - T7D02

How is a voltmeter connected to a component to measure applied voltage?

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

30. - T8A08

What is the approximate bandwidth of a typical single sideband (SSB) voice signal?

Select	Answer
A	15 kHz
B	1 kHz
C	6 kHz
D	3 kHz

31. - T8B04

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

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

32. - T8C03

What operating activity involves contacting as many stations as possible during a specified period?

Select	Answer
A	Contesting
B	Public service events
C	Simulated emergency exercises
D	Net operations

33. - T8D04

What type of transmission is indicated by the term "NTSC?"

Select	Answer
A	An analog fast-scan color TV signal
B	A frame compression scheme for TV signals
C	A Normal Transmission mode in Static Circuit
D	A special mode for satellite uplink

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 radiates at a very high angle
C	It has 10 times the power gain of a 1/4 wavelength whip
D	It has more gain than a 1/4-wavelength antenna

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-1