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. - T0A04

What is the purpose of a fuse in an electrical circuit?

Select	Answer
A	To remove power in case of overload
B	All these choices are correct
C	To prevent power supply ripple from damaging a component
D	To limit current to prevent shocks

2. - T0B02

What is required when climbing an antenna tower?

Select	Answer
A	Always wear an approved climbing harness
B	All these choices are correct
C	Have sufficient training on safe tower climbing techniques
D	Use appropriate tie-off to the tower at all times

3. - T0C01

What type of radiation are radio signals?

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

4. - T1A07

What is the FCC Part 97 definition of a space station?

Select	Answer
A	An amateur station using amateur radio satellites for relay of signals
B	An amateur station located more than 50 km above Earth's surface
C	Any satellite orbiting Earth
D	A manned satellite orbiting Earth

5. - T1B08

How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?

Select	Answer
A	Digital transmissions are not permitted in those segments
B	International communications are not permitted in those segments
C	U.S. amateurs may find non-amateur stations in those segments, and must avoid interfering with them
D	U.S. amateurs must give foreign amateur stations priority in those segments

6. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

Select	Answer
A	Yes, as soon as you apply for renewal
B	Yes, for up to two years
C	No, you must wait until the license has been renewed
D	Yes, for up to one year

7. - T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Select	Answer
A	Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
B	Any country banned from such communications by the International Amateur Radio Union (IARU)
C	Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications
D	Any country banned from making such communications by the American Radio Relay League (ARRL)

8. - T1E02

Who may be the control operator of a station communicating through an amateur satellite or space station?

Select	Answer
A	Only an Amateur Extra Class operator who is also an AMSAT member
B	A General class or higher licensee with a satellite operator certification
C	Only an Amateur Extra Class operator
D	Any amateur allowed to transmit on the satellite uplink frequency

9. - T1F06

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

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

10. - T2A09

Which of the following indicates that a station is listening on a repeater and looking for a contact?

Select	Answer
A	The station’s call sign followed by the word “monitoring”
B	The repeater call sign followed by the station’s call sign
C	“QSY” followed by your call sign
D	“CQ CQ” followed by the repeater’s call sign

11. - T2B06

What type of signaling uses pairs of audio tones?

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

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	Unless you are reporting an emergency, transmit only when directed by the net control station
B	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
C	All these choices are correct
D	Record the time of each of your transmissions

13. - T3A07

What weather condition might decrease range at microwave frequencies?

Select	Answer
A	Low barometric pressure
B	Colder temperatures
C	Precipitation
D	High winds

14. - T3B07

In addition to frequency, which of the following is used to identify amateur radio bands?

Select	Answer
A	The approximate wavelength in meters
B	All these choices are correct
C	Traditional letter/number designators
D	Channel numbers

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. - T4A10

What function is performed with a transceiver and a digital mode hot spot?

Select	Answer
A	Communication using digital voice or data systems via the internet
B	FT8 digital communications via AFSK
C	RTTY encoding and decoding without a computer
D	High-speed digital communications for meteor scatter

17. - T4B05

What does the scanning function of an FM transceiver do?

Select	Answer
A	Checks incoming signal deviation
B	Tunes through a range of frequencies to check for activity
C	Checks for messages left on a digital bulletin board
D	Prevents interference to nearby repeaters

18. - T5A06

What is the unit of frequency?

Select	Answer
A	Farad
B	Hertz
C	Tesla
D	Henry

19. - T5B13

Which is equal to 2425 MHz?

Select	Answer
A	0.002425 GHz
B	2425 GHz
C	2.425 GHz
D	24.25 GHz

20. - T5C12

What is impedance?

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

21. - T5D14

In which type of circuit is voltage the same across all components?

Select	Answer
A	Resonant
B	Parallel
C	Branch
D	Series

22. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Inductor
B	Diode
C	Varistor
D	Capacitor

23. - T6B03

Which of these components can be used as an electronic switch?

Select	Answer
A	Thermistor
B	Potentiometer
C	Transistor
D	Varistor

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Dummy load
B	Transmitter
C	Ground
D	Antenna

25. - T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Select	Answer
A	Integrated circuit
B	Transducer
C	Multi-pole relay
D	Transformer

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

Select	Answer
A	Low-pass filter
B	Oscillator
C	Phase modulator
D	Reactance modulator

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Talk louder into the microphone
B	Let the transceiver cool off
C	Change to a higher power level
D	Talk farther away from the microphone

28. - T7C03

What does a dummy load consist of?

Select	Answer
A	A 50-ohm reactance used to terminate a transmission line
B	A low-voltage power supply and a DC relay
C	A non-inductive resistor mounted on a heat sink
D	A high-gain amplifier and a TR switch

29. - T7D10

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

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

30. - T8A01

Which of the following is a form of amplitude modulation?

Select	Answer
A	Spread spectrum
B	Phase shift keying (PSK)
C	Single sideband
D	Packet radio

31. - T8B04

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

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

32. - T8C02

Which of these items would be useful for a hidden transmitter hunt?

Select	Answer
A	A calibrated noise bridge
B	All these choices are correct
C	Calibrated SWR meter
D	A directional antenna

33. - T8D10

Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?

Select	Answer
A	Earth-Moon-Earth
B	Meteor scatter
C	Weak signal propagation beacons
D	All these choices are correct

34. - T9A08

What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

Select	Answer
A	50
B	19
C	112
D	12

35. - T9B11

Which of the following types of feed line has the lowest loss at VHF and UHF?

Select	Answer
A	50-ohm flexible coax
B	75-ohm flexible coax
C	Multi-conductor unbalanced cable
D	Air-insulated hardline

Figure T-3