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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Tune them for resonance on the lowest frequency of operation
B	Bond them together with heavy wire or conductive strap
C	Waterproof them with silicone caulk or electrical tape
D	Keep them as far apart as possible

2. - T0B03

Under what circumstances is it safe to climb a tower without a helper or observer?

Select	Answer
A	When no mechanical work is being performed
B	Never
C	When no electrical work is being performed
D	When the work being done is not more than 20 feet above the ground

3. - T0C10

Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?

Select	Answer
A	It takes into account the thermal effects of the final amplifier
B	It affects the average exposure to radiation
C	It takes into account the antenna feed line loss
D	It affects the peak exposure to radiation

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

5. - T1B11

What is the maximum peak envelope power output for Technician class operators in their HF band segments?

Select	Answer
A	100 watts
B	10 watts
C	50 watts
D	200 watts

6. - T1C06

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

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

7. - T1D10

How does the FCC define broadcasting for the Amateur Radio Service?

Select	Answer
A	Transmissions intended for reception by the general public
B	Transmission of messages directed only to amateur operators
C	Any transmission made by the licensed station
D	Two-way transmissions by amateur stations

8. - T1E05

What is an amateur station’s control point?

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

9. - T1F03

When are you required to transmit your assigned call sign?

Select	Answer
A	At least every 15 minutes during and at the end of a communication
B	At least every 10 minutes during and at the end of a communication
C	At least once during each transmission
D	At the beginning of each contact, and every 10 minutes thereafter

10. - T2A05

How should you respond to a station calling CQ?

Select	Answer
A	Transmit your call sign followed by the other station’s call sign
B	Transmit the other station’s call sign followed by your call sign
C	Transmit "CQ" followed by the other station’s call sign
D	Transmit a signal report followed by your call sign

11. - T2B06

What type of signaling uses pairs of audio tones?

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

12. - T2C03

What technique is used to ensure that voice messages containing unusual words are received correctly?

Select	Answer
A	Speak very loudly into the microphone
B	Send the words by voice and Morse code
C	All these choices are correct
D	Spell the words using a standard phonetic alphabet

13. - T3A09

Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

Select	Answer
A	Both the transmitting and receiving antennas must be of the same polarization
B	Digital modes are unusable
C	FM voice is unusable
D	Either vertically or horizontally polarized antennas may be used for transmission or reception

14. - T3B04

What is the velocity of a radio wave traveling through free space?

Select	Answer
A	Speed that increases as the frequency increases
B	Speed inversely proportional to its wavelength
C	Speed of light
D	Speed of sound

15. - T3C04

Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

Select	Answer
A	Gray-line propagation
B	Backscatter
C	Sporadic E
D	D region absorption

16. - T4A01

Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

Select	Answer
A	13.8 volts at 12 amperes
B	24.0 volts at 12 amperes
C	24.0 volts at 4 amperes
D	13.8 volts at 4 amperes

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By enabling the group’s CTCSS tone
B	By activating automatic identification
C	By entering the group’s identification code
D	By retrieving the frequencies from transceiver memory

18. - T5A10

Which term describes the rate at which electrical energy is used?

Select	Answer
A	Resistance
B	Current
C	Power
D	Voltage

19. - T5B06

Which is equal to 3000 milliamperes?

Select	Answer
A	0.003 amperes
B	3,000,000 amperes
C	3 amperes
D	0.3 amperes

20. - T5C05

What is the unit of impedance?

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

21. - T5D04

What is the resistance of a circuit in which a current of 3 amperes flows when connected to 90 volts?

Select	Answer
A	270 ohms
B	30 ohms
C	3 ohms
D	93 ohms

22. - T6A07

What electrical component is typically constructed as a coil of wire?

Select	Answer
A	Inductor
B	Diode
C	Switch
D	Capacitor

23. - T6B09

What are the names for the electrodes of a diode?

Select	Answer
A	Gate and base
B	Plus and minus
C	Anode and cathode
D	Source and drain

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Transistor
B	Resistor
C	Battery
D	Ground symbol

25. - T6D06

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

Select	Answer
A	Variable capacitor
B	Diode
C	Transistor
D	Transformer

26. - T7A10

What device increases the transmitted output power from a transceiver?

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

27. - T7B02

What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

Select	Answer
A	The receiver is unable to reject strong signals outside the AM or FM band
B	The microphone gain of the transmitter is turned up too high
C	The deviation of an FM transmitter is set too low
D	The audio amplifier of the transmitter is overloaded

28. - T7C06

What does an SWR reading of 4:1 indicate?

Select	Answer
A	Loss of -4 dB
B	Good impedance match
C	Impedance mismatch
D	Gain of +4 dB

29. - T7D09

What is the characteristic appearance of a cold tin-lead solder joint?

Select	Answer
A	Excessive solder
B	Dark black spots
C	A rough or lumpy surface
D	A bright or shiny surface

30. - T8A12

Which of the following is a disadvantage of FM compared with single sideband?

Select	Answer
A	FM signals are harder to tune
B	Voice quality is poorer
C	All these choices are correct
D	Only one signal can be received at a time

31. - T8B10

What is a LEO satellite?

Select	Answer
A	A satellite in low energy operation mode
B	A sun synchronous satellite
C	A satellite in low earth orbit
D	A highly elliptical orbit satellite

32. - T8C11

What is an amateur radio station that connects other amateur stations to the internet?

Select	Answer
A	A digipeater
B	A repeater
C	A beacon
D	A gateway

33. - T8D13

What is FT8?

Select	Answer
A	A digital slow-scan TV mode with forward error correction and automatic color compensation
B	A digital mode capable of low signal-to-noise operation
C	A wideband FM voice mode
D	An eight channel multiplex mode for FM repeaters

34. - T9A01

What is a beam antenna?

Select	Answer
A	An antenna built from aluminum I-beams
B	An antenna that reverses the phase of received signals
C	An omnidirectional antenna invented by Clarence Beam
D	An antenna that concentrates signals in one direction

35. - T9B12

What is standing wave ratio (SWR)?

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

Figure T-1