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. - T0A01

Which of the following is a safety hazard of a 12-volt storage battery?

Select	Answer
A	Shorting the terminals can cause burns, fire, or an explosion
B	Touching both terminals with the hands can cause electrical shock
C	All these choices are correct
D	RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas

2. - T0B09

Why should you avoid attaching an antenna to a utility pole?

Select	Answer
A	The 60 Hz radiations from the feed line may increase the SWR
B	All these choices are correct
C	The antenna could contact high-voltage power lines
D	The antenna will not work properly because of induced voltages

3. - T0C07

What hazard is created by touching an antenna during a transmission?

Select	Answer
A	Radiation poisoning
B	RF burn to skin
C	All these choices are correct
D	Electrocution

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

Select	Answer
A	An email notification from the NCVEC granting the license
B	A printed copy of the certificate of successful completion of examination
C	The license appears in the FCC ULS database
D	All these choices are correct

5. - T1B01

Which of the following frequency ranges are available for phone operation by Technician licensees?

Select	Answer
A	28.500 MHz to 28.600 MHz
B	28.050 MHz to 28.150 MHz
C	28.100 MHz to 28.300 MHz
D	28.300 MHz to 28.500 MHz

6. - T1C08

What is the normal term for an FCC-issued amateur radio license?

Select	Answer
A	Life
B	Five years
C	Ten years
D	Eight years

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 incidental to an authorized retransmission of manned spacecraft communications
C	When the music produces no spurious emissions
D	When the music is transmitted above 1280 MHz

8. - T1E03

Who must designate the station control operator?

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

9. - T1F09

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

Select	Answer
A	Beacon station
B	Earth station
C	Repeater station
D	Message forwarding station

10. - T2A01

What is a common repeater frequency offset in the 2 meter band?

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

11. - T2B05

What would cause your FM transmission audio to be distorted on voice peaks?

Select	Answer
A	You need to talk louder
B	Your repeater offset is inverted
C	You are talking too loudly
D	Your transmit power is too high

12. - T2C04

What is RACES?

Select	Answer
A	An international radio experimentation society
B	An emergency organization combining amateur radio and citizens band operators and frequencies
C	A radio contest held in a short period, sometimes called a “sprint”
D	An FCC part 97 amateur radio service for civil defense communications during national emergencies

13. - T3A01

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

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

14. - T3B10

What frequency range is referred to as HF?

Select	Answer
A	300 to 3000 kHz
B	300 to 3000 MHz
C	30 to 300 MHz
D	3 to 30 MHz

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

16. - T4A03

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

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

17. - T4B01

What is the effect of excessive microphone gain on SSB transmissions?

Select	Answer
A	Distorted transmitted audio
B	Frequency instability
C	All these choices are correct
D	Increased SWR

18. - T5A02

Electrical power is measured in which of the following units?

Select	Answer
A	Watts
B	Watt-hours
C	Volts
D	Amperes

19. - T5B12

Which is equal to 28400 kHz?

Select	Answer
A	2.800 MHz
B	284.00 MHz
C	28.400 kHz
D	28.400 MHz

20. - T5C09

How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

Select	Answer
A	0.7 watts
B	3.8 watts
C	138 watts
D	23.8 watts

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	93 ohms
C	30 ohms
D	3 ohms

22. - T6A01

What electrical component opposes the flow of current in a DC circuit?

Select	Answer
A	Resistor
B	Transformer
C	Inverter
D	Inductor

23. - T6B01

Which is true about forward voltage drop in a diode?

Select	Answer
A	It indicates that the diode is defective
B	It has no impact on the voltage delivered to the load
C	It is proportional to peak inverse voltage
D	It is lower in some diode types than in others

24. - T6C10

What is component 3 in figure T-3?

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

25. - T6D11

Which of the following is a resonant or tuned circuit?

Select	Answer
A	A linear voltage regulator
B	A resistor circuit used for reducing standing wave ratio
C	An inductor and a capacitor in series or parallel
D	A circuit designed to provide high-fidelity audio

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

Select	Answer
A	High-pass filter
B	Transverter
C	Low-pass filter
D	Phase converter

27. - T7B05

How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Block the amateur signal with a filter at the antenna input of the affected receiver
B	Switch the transmitter to a narrow-band mode
C	Switch the transmitter from FM to SSB
D	Block the interfering signal with a filter on the amateur transmitter

28. - T7C08

Which instrument can be used to determine SWR?

Select	Answer
A	Ohmmeter
B	Directional wattmeter
C	Voltmeter
D	Iambic pentameter

29. - T7D06

Which of the following can damage a multimeter?

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

30. - T8A07

What is a characteristic of single sideband (SSB) compared to FM?

Select	Answer
A	SSB signals are easier to tune in correctly
B	SSB signals have narrower bandwidth
C	SSB signals are less susceptible to interference
D	All these choices are correct

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

Select	Answer
A	Health and status of the satellite
B	Time of day accurate to plus or minus 1/10 second
C	All these choices are correct
D	The signal strength of received signals

32. - T8C05

What is a grid locator?

Select	Answer
A	A letter-number designator assigned to a geographic location
B	A letter-number designator assigned to an azimuth and elevation
C	An instrument for neutralizing a final amplifier
D	An instrument for radio direction finding

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	All these choices are correct
B	Weather data
C	GPS position data
D	Text messages

34. - T9A06

Which of the following types of antenna offers the greatest gain?

Select	Answer
A	5/8 wave vertical
B	Yagi
C	Isotropic
D	J pole

35. - T9B06

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

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

Figure T-3