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

2. - T0B08

Which is a proper grounding method for a tower?

Select	Answer
A	Separate eight-foot ground rods for each tower leg, bonded to the tower and each other
B	A ferrite-core RF choke connected between the tower and ground
C	A connection between the tower base and a cold water pipe
D	A single four-foot ground rod, driven into the ground no more than 12 inches from the base

3. - T0C03

How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

Select	Answer
A	It increases by a factor of 2
B	There is no adjustment allowed for lower duty cycle
C	It increases by a factor of 3
D	It decreases by 50 percent

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

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	In at least some segment of all these bands
C	On any band if the power is limited to 25 watts
D	Only on repeaters

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

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

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The station custodian
B	The third party participant
C	The person operating the station equipment
D	The station licensee

9. - T1F04

What language may you use for identification when operating in a phone sub-band?

Select	Answer
A	English, French, or Spanish
B	English
C	Any language recognized by the ITU
D	Any language recognized by the United Nations

10. - T2A03

What is a common repeater frequency offset in the 70 cm band?

Select	Answer
A	Plus or minus 1 MHz
B	Plus or minus 600 kHz
C	Plus or minus 5 MHz
D	Plus or minus 500 kHz

11. - T2B12

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

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

12. - T2C11

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

Select	Answer
A	A list of stations that have relayed the message
B	The call sign of the originating station
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. - T3A06

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

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

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C10

Which of the following bands may provide long-distance communications via the ionosphere’s F region during the peak of the sunspot cycle?

Select	Answer
A	All these choices are correct
B	23 centimeters
C	70 centimeters and 1.25 meters
D	6 and 10 meters

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. - T4B04

What is a way to enable quick access to a favorite frequency or channel on your transceiver?

Select	Answer
A	Store it in a memory channel
B	Enable the VOX
C	Enable the frequency offset
D	Use the scan mode to select the desired frequency

18. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Coulombs
B	Ohms
C	Mhos
D	Siemens

19. - T5B09

Which decibel value most closely represents a power increase from 5 watts to 10 watts?

Select	Answer
A	10 dB
B	3 dB
C	5 dB
D	2 dB

20. - T5C10

How much power is delivered by a voltage of 12 volts DC and a current of 2.5 amperes?

Select	Answer
A	14.5 watts
B	30 watts
C	0.208 watts
D	4.8 watts

21. - T5D10

What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

Select	Answer
A	1 volt
B	1.5 volts
C	2.5 volts
D	0.25 volts

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	Varactor
D	Fuse

23. - T6B07

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

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

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Dummy load
B	Ground
C	Transmitter
D	Antenna

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Transistor
B	Potentiometer
C	Relay
D	Meter

26. - T7A03

Which of the following is used to convert a signal from one frequency to another?

Select	Answer
A	Mixer
B	Amplifier
C	Inverter
D	Phase splitter

27. - T7B08

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

Select	Answer
A	All these choices are correct
B	Make sure your station meets the standards of good amateur practice
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. - T7C04

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

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

29. - T7D06

Which of the following can damage a multimeter?

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

30. - T8A04

Which type of modulation is commonly used for VHF and UHF voice repeaters?

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

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	Blocking access by other users
D	Overloading the satellite batteries

32. - T8C09

Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?

Select	Answer
A	EchoLink
B	DMR
C	IRLP
D	D-STAR

33. - T8D12

Which of the following best describes an amateur radio mesh network?

Select	Answer
A	A satellite communications network using modified commercial satellite TV hardware
B	A wide-bandwidth digital voice mode employing DMR protocols
C	An amateur-radio based data network using commercial Wi-Fi equipment with modified firmware
D	An internet linking protocol used to network repeaters

34. - T9A02

Which of the following describes a type of antenna loading?

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

35. - T9B12

What is standing wave ratio (SWR)?

Select	Answer
A	A measure of how well a load is matched to a transmission line
B	The ratio of amplifier power output to input
C	An indication of the quality of your station’s ground connection
D	The transmitter efficiency ratio

Figure T-3