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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Keep them as far apart as possible
B	Bond them together with heavy wire or conductive strap
C	Waterproof them with silicone caulk or electrical tape
D	Tune them for resonance on the lowest frequency of operation

2. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	Local electrical codes
B	UL recommended practices
C	FCC Part 97 rules
D	FAA tower lighting regulations

3. - T0C03

How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

Select	Answer
A	There is no adjustment allowed for lower duty cycle
B	It decreases by 50 percent
C	It increases by a factor of 3
D	It increases by a factor of 2

4. - T1A04

How many operator/primary station license grants may be held by any one person?

Select	Answer
A	One
B	One for each permanent station location from which the person plans to operate
C	One for each band on which the person plans to operate
D	No more than two

5. - T1B11

What is the maximum peak envelope power output for Technician class operators in their HF band segments?

Select	Answer
A	100 watts
B	50 watts
C	200 watts
D	10 watts

6. - T1C01

For which license classes are new licenses currently available from the FCC?

Select	Answer
A	Novice, Technician Plus, General, Advanced
B	Novice, Technician, General, Amateur Extra
C	Technician, General, Amateur Extra
D	Technician, Technician Plus, General, Amateur Extra

7. - T1D07

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

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

8. - T1E09

Which of the following are required for remote control operation?

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

9. - T1F06

Which of the following self-assigned indicators are acceptable when using a phone transmission?

Select	Answer
A	KL7CC slant W3
B	KL7CC stroke W3
C	All these choices are correct
D	KL7CC slash W3

10. - T2A02

What is the national calling frequency for FM simplex operations in the 2 meter band?

Select	Answer
A	145.000 MHz
B	146.520 MHz
C	432.100 MHz
D	446.000 MHz

11. - T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

Select	Answer
A	The stations should negotiate continued use of the frequency
B	Interference is inevitable, so no action is required
C	Both stations should choose another frequency to avoid conflict
D	Use subaudible tones so both stations can share the frequency

12. - T2C04

What is RACES?

Select	Answer
A	An FCC part 97 amateur radio service for civil defense communications during national emergencies
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 international radio experimentation society

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	VHF ionospheric propagation is very sensitive to path length
C	The signal path encounters different concentrations of water vapor
D	All these choices are correct

14. - T3B02

What property of a radio wave defines its polarization?

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

15. - T3C07

What band is best suited for communicating via meteor scatter?

Select	Answer
A	70 centimeters
B	2 meters
C	6 meters
D	33 centimeters

16. - T4A07

Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

Select	Answer
A	Computer “line out” to transceiver speaker connector
B	Computer “line in” to transceiver speaker connector
C	Computer “line out” to transceiver push-to-talk
D	Computer “line in” to transceiver push-to-talk

17. - T4B08

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

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

18. - T5A06

What is the unit of frequency?

Select	Answer
A	Hertz
B	Tesla
C	Farad
D	Henry

19. - T5B04

Which is equal to one microvolt?

Select	Answer
A	One thousand kilovolts
B	One one-thousandth of a volt
C	One million volts
D	One one-millionth of a volt

20. - T5C10

How much power is delivered by a voltage of 12 volts DC and a current of 2.5 amperes?

Select	Answer
A	0.208 watts
B	4.8 watts
C	14.5 watts
D	30 watts

21. - T5D08

What is the current through a 100-ohm resistor connected across 200 volts?

Select	Answer
A	100 amperes
B	0.5 amperes
C	2 amperes
D	20,000 amperes

22. - T6A04

What electrical component stores energy in an electric field?

Select	Answer
A	Inductor
B	Varistor
C	Diode
D	Capacitor

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. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Ground symbol
B	Resistor
C	Battery
D	Transistor

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. - T7A01

Which term describes the ability of a receiver to detect the presence of a signal?

Select	Answer
A	Selectivity
B	Sensitivity
C	Total Harmonic Distortion
D	Linearity

27. - T7B03

Which of the following can cause radio frequency interference?

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

28. - T7C09

Which of the following causes failure of coaxial cables?

Select	Answer
A	Operation at 100% duty cycle for an extended period
B	Moisture contamination
C	Rapid fluctuation in transmitter output power
D	Solder flux contamination

29. - T7D11

Which of the following precautions should be taken when measuring in-circuit resistance with an ohmmeter?

Select	Answer
A	Ensure that the circuit is operating at the correct frequency
B	Ensure that the applied voltages are correct
C	Ensure that the circuit is grounded
D	Ensure that the circuit is not powered

30. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

Select	Answer
A	FM or PM
B	AM
C	PSK
D	SSB

31. - T8B05

What is a satellite beacon?

Select	Answer
A	An indicator light that shows where to point your antenna
B	A transmission from a satellite that contains status information
C	The primary transmit antenna on the satellite
D	A reflective surface on the satellite

32. - T8C03

What operating activity involves contacting as many stations as possible during a specified period?

Select	Answer
A	Public service events
B	Contesting
C	Simulated emergency exercises
D	Net operations

33. - T8D02

What is a “talkgroup” on a DMR repeater?

Select	Answer
A	A group of operators sharing common interests
B	A way for groups of users to share a channel at different times without hearing other users on the channel
C	A net that meets at a specified time
D	A protocol that increases the signal-to-noise ratio when multiple repeaters are linked together

34. - T9A09

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

Select	Answer
A	112
B	50
C	6
D	236

35. - T9B07

Which of the following is true of PL-259 type coax connectors?

Select	Answer
A	They are a bayonet-type connector
B	They are commonly used at HF and VHF frequencies
C	They are watertight
D	They are preferred for microwave operation

Figure T-1