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. - T0B08

Which is a proper grounding method for a tower?

Select	Answer
A	Separate eight-foot ground rods for each tower leg, bonded to the tower and each other
B	A single four-foot ground rod, driven into the ground no more than 12 inches from the base
C	A connection between the tower base and a cold water pipe
D	A ferrite-core RF choke connected between the tower and ground

3. - T0C06

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

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

4. - T1A05

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

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

5. - T1B08

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

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

6. - T1C05

Which of the following is a valid Technician class call sign format?

Select	Answer
A	KA1X
B	KF1XXX
C	W1XX
D	All these choices are correct

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

8. - T1E01

When may an amateur station transmit without a control operator?

Select	Answer
A	When the transmitting station is an auxiliary station
B	When the station licensee is away and another licensed amateur is using the station
C	Never
D	When using automatic control, such as in the case of a repeater

9. - T1F07

Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a licensed amateur operator?

Select	Answer
A	The foreign station must be in a country with which the U.S. has a third party agreement
B	All these choices are correct
C	The licensed control operator must do the station identification
D	The person must be a U.S. citizen

10. - T2A01

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

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

11. - T2B05

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

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

12. - T2C05

What does the term “traffic” refer to in net operation?

Select	Answer
A	The number of stations checking in and out of a net
B	Messages exchanged by net stations
C	Operation by mobile or portable stations
D	Requests to activate the net by a served agency

13. - T3A01

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

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

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The orientation of the electric field
B	The ratio of the velocity to the wavelength
C	The orientation of the magnetic field
D	The ratio of the energy in the magnetic field to the energy in the electric field

15. - T3C10

Which of the following bands may provide long-distance communications via the ionosphere’s F region during the peak of the sunspot cycle?

Select	Answer
A	70 centimeters and 1.25 meters
B	All these choices are correct
C	6 and 10 meters
D	23 centimeters

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	Multiply the watts per hour consumed by the equipment by the battery power rating
C	Divide the battery ampere-hour rating by the average current draw of the equipment
D	Multiply the square of the current rating of the battery by the input resistance of the equipment

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Permits monitoring several modes at once by selecting a separate filter for each mode
B	Increases the amount of offset between receive and transmit frequencies
C	Permits noise or interference reduction by selecting a bandwidth matching the mode
D	Increases the number of frequencies that can be stored in memory

18. - T5A12

What describes the number of times per second that an alternating current makes a complete cycle?

Select	Answer
A	Wavelength
B	Frequency
C	Pulse rate
D	Speed

19. - T5B11

Which decibel value represents a power increase from 20 watts to 200 watts?

Select	Answer
A	12 dB
B	18 dB
C	28 dB
D	10 dB

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MHz
B	Mhz
C	MH
D	mh

21. - T5D12

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

Select	Answer
A	12 volts
B	8 volts
C	0.2 volts
D	20 volts

22. - T6A07

What electrical component is typically constructed as a coil of wire?

Select	Answer
A	Diode
B	Switch
C	Inductor
D	Capacitor

23. - T6B05

What type of transistor has a gate, drain, and source?

Select	Answer
A	Tesla-effect
B	Bipolar junction
C	Varistor
D	Field-effect

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Resistor
B	Transistor
C	Ground symbol
D	Battery

25. - T6D02

What is a relay?

Select	Answer
A	A pass transistor
B	An inverting amplifier
C	An electrically-controlled switch
D	A current controlled amplifier

26. - T7A07

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

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

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	Talk farther away from the microphone
C	Change to a higher power level
D	Let the transceiver cool off

28. - T7C08

Which instrument can be used to determine SWR?

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

29. - T7D09

What is the characteristic appearance of a cold tin-lead solder joint?

Select	Answer
A	Dark black spots
B	Excessive solder
C	A bright or shiny surface
D	A rough or lumpy surface

30. - T8A09

What is the approximate bandwidth of a VHF repeater FM voice signal?

Select	Answer
A	Less than 500 Hz
B	Between 50 and 125 kHz
C	Between 10 and 15 kHz
D	About 150 kHz

31. - T8B11

Who may receive telemetry from a space station?

Select	Answer
A	A licensed radio amateur with a transmitter equipped for interrogating the satellite
B	A licensed radio amateur who has been certified by the protocol developer
C	Anyone
D	A licensed radio amateur who has registered for an access code from AMSAT

32. - T8C01

Which of the following methods is used to locate sources of noise interference or jamming?

Select	Answer
A	Doppler radar
B	Radio direction finding
C	Phase locking
D	Echolocation

33. - T8D01

Which of the following is a digital communications mode?

Select	Answer
A	Packet radio
B	FT8
C	IEEE 802.11
D	All these choices are correct

34. - T9A09

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

Select	Answer
A	236
B	6
C	50
D	112

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	Reduced television interference
B	Less antenna wear
C	All these choices are correct
D	Reduced signal loss

Figure T-1