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

2. - T0B07

Which of the following is an important safety rule to remember when using a crank-up tower?

Select	Answer
A	This type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed
B	All these choices are correct
C	This type of tower must never be painted
D	This type of tower must never be grounded

3. - T0C08

Which of the following actions can reduce exposure to RF radiation?

Select	Answer
A	Increase the duty cycle
B	Relocate antennas
C	All these choices are correct
D	Relocate the transmitter

4. - T1A06

What is the FCC Part 97 definition of a beacon?

Select	Answer
A	A government transmitter marking the amateur radio band edges
B	A continuous transmission of weather information authorized in the amateur bands by the National Weather Service
C	An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
D	A bulletin sent by the FCC to announce a national emergency

5. - T1B12

Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

Select	Answer
A	50 watts
B	1500 watts
C	100 watts
D	500 watts

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

7. - T1D07

What types of amateur stations can automatically retransmit the signals of other amateur stations?

Select	Answer
A	Earth, repeater, or space stations
B	Repeater, auxiliary, or space stations
C	Auxiliary, beacon, or Earth stations
D	Beacon, repeater, or space stations

8. - T1E07

When the control operator is not the station licensee, who is responsible for the proper operation of the station?

Select	Answer
A	Only the control operator
B	Only the station licensee
C	All licensed amateurs who are present at the operation
D	The control operator and the station licensee

9. - T1F02

How often must you identify with your FCC-assigned call sign when using tactical call signs such as “Race Headquarters”?

Select	Answer
A	At the end of each communication and every ten minutes during a communication
B	At the end of every transmission
C	Never, the tactical call is sufficient
D	Once during every hour

10. - T2A07

What is meant by "repeater offset”?

Select	Answer
A	The repeater has a time delay to prevent interference
B	The number of simultaneous transmit frequencies used by a repeater
C	The difference between a repeater’s transmit and receive frequencies
D	The repeater station identification is done on a separate frequency

11. - T2B05

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

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

12. - T2C11

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

Select	Answer
A	The number of words or word equivalents in the text portion of 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	A list of stations that have relayed the message

13. - T3A06

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

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

14. - T3B10

What frequency range is referred to as HF?

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

15. - T3C01

Why are simplex UHF signals rarely heard beyond their radio horizon?

Select	Answer
A	UHF signals are usually not propagated by the ionosphere
B	FCC regulations prohibit them from going more than 50 miles
C	They are too weak to go very far
D	UHF signals are absorbed by the ionospheric D region

16. - T4A08

Which of the following conductors is preferred for bonding at RF?

Select	Answer
A	Steel wire
B	Flat copper strap
C	Copper braid removed from coaxial cable
D	Twisted-pair cable

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

18. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Mhos
B	Ohms
C	Coulombs
D	Siemens

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	15,000 milliamperes
B	1500 milliamperes
C	150 milliamperes
D	15 milliamperes

20. - T5C02

What is the unit of capacitance?

Select	Answer
A	The volt
B	The henry
C	The ohm
D	The farad

21. - T5D11

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

Select	Answer
A	11 volts
B	1 volt
C	10 volts
D	9 volts

22. - T6A12

What type of switch is represented by component 3 in figure T-2?

Select	Answer
A	Double-pole single-throw
B	Double-pole double-throw
C	Single-pole single-throw
D	Single-pole double-throw

23. - T6B06

How is the cathode lead of a semiconductor diode often marked on the package?

Select	Answer
A	With the letter C
B	With a stripe
C	With the word "cathode"
D	With the letter K

24. - T6C02

What is component 1 in figure T-1?

Select	Answer
A	Connector
B	Resistor
C	Transistor
D	Battery

25. - T6D11

Which of the following is a resonant or tuned circuit?

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

26. - T7A02

What is a transceiver?

Select	Answer
A	A device for converting receiver and transmitter frequencies to another band
B	A device for matching feed line impedance to 50 ohms
C	A device that combines a receiver and transmitter
D	A device for automatically sending and decoding Morse code

27. - T7B10

What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

Select	Answer
A	You are in a bad location
B	All these choices are correct
C	Your batteries are running low
D	Your transmitter is slightly off frequency

28. - T7C08

Which instrument can be used to determine SWR?

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

29. - T7D06

Which of the following can damage a multimeter?

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

30. - T8A10

What is the approximate bandwidth of AM fast-scan TV transmissions?

Select	Answer
A	About 3 MHz
B	About 6 MHz
C	More than 10 MHz
D	About 1 MHz

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. - 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 radio direction finding
D	An instrument for neutralizing a final amplifier

33. - T8D05

Which of the following is an application of APRS?

Select	Answer
A	Providing information on the number of stations signed into a repeater
B	Showing automatically the number of packets transmitted via PACTOR during a specific time interval
C	Providing voice over internet connection between repeaters
D	Providing real-time tactical digital communications in conjunction with a map showing the locations of stations

34. - T9A09

What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

Select	Answer
A	236
B	50
C	6
D	112

35. - T9B03

Why is coaxial cable the most common feed line for amateur radio antenna systems?

Select	Answer
A	It is easy to use and requires few special installation considerations
B	It is less expensive than any other type of feed line
C	It can handle more power than any other type of feed line
D	It has less loss than any other type of feed line

Figure T-2

Figure T-1