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. - T0A12

Which of the following precautions should be taken when measuring high voltages with a voltmeter?

Select	Answer
A	Ensure that the voltmeter is set to the correct frequency
B	Ensure that the circuit is grounded through the voltmeter
C	Ensure that the voltmeter and leads are rated for use at the voltages to be measured
D	Ensure that the voltmeter has very low impedance

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	This type of tower must never be painted
C	All these choices are correct
D	This type of tower must never be grounded

3. - T0C06

Which of the following is an acceptable method to determine whether your station complies with FCC RF exposure regulations?

Select	Answer
A	By calculation based on FCC OET Bulletin 65
B	By calculation based on computer modeling
C	All these choices are correct
D	By measurement of field strength using calibrated equipment

4. - T1A01

Which of the following is part of the Basis and Purpose of the Amateur Radio Service?

Select	Answer
A	Advancing skills in the technical and communication phases of the radio art
B	Providing personal radio communications for as many citizens as possible
C	Providing communications for international non-profit organizations
D	All these choices are correct

5. - T1B02

Which amateurs may contact the International Space Station (ISS) on VHF bands?

Select	Answer
A	Any amateur holding a General class or higher license who has applied for and received approval from NASA
B	Any amateur holding a Technician class or higher license
C	Any amateur holding a General class or higher license
D	Any amateur holding a Technician class or higher license who has applied for and received approval from NASA

6. - T1C08

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

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

7. - T1D10

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

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

8. - T1E09

Which of the following are required for remote control operation?

Select	Answer
A	A control operator is required at all times
B	All these choices are correct
C	The control operator must be at the control point
D	The control operator must indirectly manipulate the controls

9. - T1F09

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

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

10. - T2A08

What is the meaning of the procedural signal “CQ”?

Select	Answer
A	Only the called station should transmit
B	Call on the quarter hour
C	Calling any station
D	Test transmission, no reply expected

11. - T2B12

What is the purpose of the color code used on DMR repeater systems?

Select	Answer
A	Identifies the codec used
B	Defines the frequency pair to use
C	Must match the repeater color code for access
D	Defines the minimum signal level required for access

12. - T2C04

What is RACES?

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

13. - T3A11

Which region of the atmosphere can refract or bend HF and VHF radio waves?

Select	Answer
A	The troposphere
B	The ionosphere
C	The mesosphere
D	The stratosphere

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C03

What is a characteristic of VHF signals received via auroral backscatter?

Select	Answer
A	They are generally strongest when your antenna is aimed west
B	They are distorted and signal strength varies considerably
C	They occur only during winter nighttime hours
D	They are often received from 10,000 miles or more

16. - T4A09

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

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

17. - T4B04

What is a way to enable quick access to a favorite frequency or channel on your transceiver?

Select	Answer
A	Store it in a memory channel
B	Enable the frequency offset
C	Use the scan mode to select the desired frequency
D	Enable the VOX

18. - T5A11

What type of current flow is opposed by resistance?

Select	Answer
A	Alternating current
B	RF current
C	All these choices are correct
D	Direct current

19. - T5B08

Which is equal to 1,000,000 picofarads?

Select	Answer
A	1000 microfarads
B	0.001 microfarads
C	1 microfarad
D	1,000,000,000 microfarads

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MHz
B	Mhz
C	MH
D	mh

21. - T5D09

What is the current through a 24-ohm resistor connected across 240 volts?

Select	Answer
A	24,000 amperes
B	10 amperes
C	0.1 amperes
D	216 amperes

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 double-throw
D	Single-pole single-throw

23. - T6B06

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

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

24. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Bill of materials
B	Flow chart
C	Schematic
D	Connector pinout

25. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Amplifier
B	Rectifier
C	Reflector
D	Transformer

26. - T7A07

What is the function of a transceiver’s PTT input?

Select	Answer
A	Provides a transmit tuning tone when grounded
B	Input for a key used to send CW
C	Switches transceiver from receive to transmit when grounded
D	Input for a preamplifier tuning tone

27. - T7B07

Which of the following can reduce overload of a VHF transceiver by a nearby commercial FM station?

Select	Answer
A	Installing a band-reject filter
B	Installing bypass capacitors on the microphone cable
C	Using double-shielded coaxial cable
D	Installing an RF preamplifier

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It increases the SWR
B	It is converted into heat
C	It distorts the signal
D	It is radiated as harmonics

29. - T7D07

Which of the following measurements are made using a multimeter?

Select	Answer
A	Signal strength and noise
B	All these choices are correct
C	Impedance and reactance
D	Voltage and resistance

30. - T8A07

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

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

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
B	Maps showing the real-time position of the satellite track over Earth
C	The apparent frequency of the satellite transmission, including effects of Doppler shift
D	All these choices are correct

32. - T8C06

How is over the air access to IRLP nodes accomplished?

Select	Answer
A	By obtaining a password that is sent via voice to the node
B	By using CTCSS tone codes
C	By using DTMF signals
D	By entering the proper internet password

33. - T8D09

What is CW?

Select	Answer
A	A digital mode used primarily on 2 meter FM
B	Another name for a Morse code transmission
C	A technique for coil winding
D	A type of electromagnetic propagation

34. - T9A05

Which of the following increases the resonant frequency of a dipole antenna?

Select	Answer
A	Inserting coils in series with radiating wires
B	Lengthening it
C	Shortening it
D	Adding capacitive loading to the ends of the radiating wires

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The characteristic impedance decreases
B	The loss decreases
C	The loss increases
D	The characteristic impedance increases

Figure T-2