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. - T0A02

What health hazard is presented by electrical current flowing through the body?

Select	Answer
A	It may disrupt the electrical functions of cells
B	All these choices are correct
C	It may cause injury by heating tissue
D	It may cause involuntary muscle contractions

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. - T1A10

What is the Radio Amateur Civil Emergency Service (RACES)?

Select	Answer
A	All these choices are correct
B	An emergency service using amateur operators certified by a civil defense organization as being enrolled in that organization
C	A radio service using amateur frequencies for emergency management or civil defense communications
D	A radio service using amateur stations for emergency management or civil defense communications

5. - T1B06

On which HF bands does a Technician class operator have phone privileges?

Select	Answer
A	30 meter band only
B	None
C	80 meter, 40 meter, 15 meter, and 10 meter bands
D	10 meter band only

6. - T1C04

What may happen if the FCC is unable to reach you by email?

Select	Answer
A	Revocation of the station license or suspension of the operator license
B	Fine and suspension of operator license
C	Revocation of access to the license record in the FCC system
D	Nothing; there is no such requirement

7. - T1D05

When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

Select	Answer
A	When no profit is made on the sale
B	Never
C	When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
D	When selling amateur radio equipment and not on a regular basis

8. - T1E03

Who must designate the station control operator?

Select	Answer
A	The FCC
B	The frequency coordinator
C	The station licensee
D	Any licensed operator

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	The club must be registered with the American Radio Relay League
B	The trustee must have an Amateur Extra Class operator license grant
C	The club must have at least four members
D	All these choices are correct

10. - T2A10

What is a band plan, beyond the privileges established by the FCC?

Select	Answer
A	A voluntary guideline for using different modes or activities within an amateur band
B	A plan devised by a club to indicate frequency band usage
C	A list of available net frequencies
D	A list of operating schedules

11. - T2B07

How can you join a digital repeater’s “talkgroup”?

Select	Answer
A	Join the repeater owner’s club
B	Sign your call after the courtesy tone
C	Register your radio with the local FCC office
D	Program your radio with the group’s ID or code

12. - T2C01

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

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

13. - T3A10

What effect does multi-path propagation have on data transmissions?

Select	Answer
A	Transmission rates must be increased by a factor equal to the number of separate paths observed
B	Transmission rates must be decreased by a factor equal to the number of separate paths observed
C	Error rates are likely to increase
D	No significant changes will occur if the signals are transmitted using FM

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	HF accommodates wider bandwidth signals
B	HF antennas are generally smaller
C	There is less atmospheric interference (static) on HF
D	Long-distance ionospheric propagation is far more common on HF

16. - T4A09

How can you determine the length of time that equipment can be powered from a battery?

Select	Answer
A	Divide the watt-hour rating of the battery by the peak power consumption of the equipment
B	Divide the battery ampere-hour rating by the average current draw of the equipment
C	Multiply the watts per hour consumed by the equipment by the battery power rating
D	Multiply the square of the current rating of the battery by the input resistance of the equipment

17. - T4B06

Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

Select	Answer
A	The bandwidth selection
B	The AGC or limiter
C	The RIT or Clarifier
D	The tone squelch

18. - T5A07

Why are metals generally good conductors of electricity?

Select	Answer
A	They have many free protons
B	All these choices are correct
C	They have relatively high density
D	They have many free electrons

19. - T5B10

Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

Select	Answer
A	-3 dB
B	-1 dB
C	-9 dB
D	-6 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	4.8 watts
B	30 watts
C	0.208 watts
D	14.5 watts

21. - T5D13

In which type of circuit is DC current the same through all components?

Select	Answer
A	Parallel
B	Resonant
C	Series
D	Branch

22. - T6A05

What type of electrical component consists of conductive surfaces separated by an insulator?

Select	Answer
A	Resistor
B	Potentiometer
C	Oscillator
D	Capacitor

23. - T6B03

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

Select	Answer
A	Potentiometer
B	Thermistor
C	Transistor
D	Varistor

24. - T6C10

What is component 3 in figure T-3?

Select	Answer
A	Connector
B	Variable inductor
C	Variable capacitor
D	Meter

25. - T6D07

Which of the following is commonly used as a visual indicator?

Select	Answer
A	LED
B	Zener diode
C	Bipolar transistor
D	FET

26. - T7A08

Which of the following describes combining speech with an RF carrier signal?

Select	Answer
A	Oscillation
B	Modulation
C	Impedance matching
D	Low-pass filtering

27. - T7B03

Which of the following can cause radio frequency interference?

Select	Answer
A	All these choices are correct
B	Harmonics
C	Fundamental overload
D	Spurious emissions

28. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

Select	Answer
A	A Q meter
B	A VTVM
C	A frequency counter
D	An antenna analyzer

29. - T7D10

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

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

30. - T8A05

Which of the following types of signal has the narrowest bandwidth?

Select	Answer
A	FM voice
B	SSB voice
C	CW
D	Slow-scan TV

31. - T8B10

What is a LEO satellite?

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

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	D-STAR
B	DMR
C	IRLP
D	EchoLink

33. - T8D11

What is an ARQ transmission system?

Select	Answer
A	A system used to encrypt command signals to an amateur radio satellite
B	A method of compressing data using autonomous reiterative Q codes prior to final encoding
C	An error correction method in which the receiving station detects errors and sends a request for retransmission
D	A special transmission format limited to video signals

34. - T9A07

What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?

Select	Answer
A	The bandwidth of the antenna will decrease, increasing SWR
B	The SWR might decrease, decreasing the signal strength
C	Signal strength is reduced due to the shielding effect of the vehicle
D	All these choices are correct

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	UHF (PL-259/SO-239)
B	DB-25
C	RS-213
D	Type N

Figure T-3