US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Anonymous User

US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Logging in (or registering) will help the system to select questions that you need to focus on.

1. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Hot
B	Neutral
C	Equipment ground
D	Black insulation is never used

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

3. - T0C08

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

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

4. - T1A08

Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

Select	Answer
A	Frequency Spectrum Manager appointed by the FCC
B	Volunteer Frequency Coordinator recognized by local amateurs
C	FCC Regional Field Office
D	International Telecommunication Union

5. - T1B06

On which HF bands does a Technician class operator have phone privileges?

Select	Answer
A	None
B	10 meter band only
C	30 meter band only
D	80 meter, 40 meter, 15 meter, and 10 meter bands

6. - T1C09

What is the grace period for renewal if an amateur license expires?

Select	Answer
A	Two years
B	Five years
C	Ten years
D	Three years

7. - T1D08

In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

Select	Answer
A	When the communication is made to obtain emergency information for a local broadcast station
B	All these choices are correct
C	When the communication is incidental to classroom instruction at an educational institution
D	When the communication is related to the sale of amateur equipment by the control operator's employer

8. - T1E01

When may an amateur station transmit without a control operator?

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

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

10. - T2A10

What is a band plan, beyond the privileges established by the FCC?

Select	Answer
A	A list of operating schedules
B	A plan devised by a club to indicate frequency band usage
C	A voluntary guideline for using different modes or activities within an amateur band
D	A list of available net frequencies

11. - T2B04

Which of the following could be the reason you are unable to access a repeater whose output you can hear?

Select	Answer
A	You are using the wrong CTCSS tone
B	You are using the wrong DCS code
C	Improper transceiver offset
D	All these choices are correct

12. - T2C05

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

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

13. - T3A03

What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

Select	Answer
A	Left-hand circular
B	Right-hand circular
C	Horizontal
D	Vertical

14. - T3B05

What is the relationship between wavelength and frequency?

Select	Answer
A	Wavelength gets shorter as frequency increases
B	Wavelength and frequency increase as path length increases
C	Wavelength and frequency are unrelated
D	Wavelength gets longer as frequency increases

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

16. - T4A09

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

Select	Answer
A	Multiply the square of the current rating of the battery by the input resistance of the equipment
B	Divide the battery ampere-hour rating by the average current draw 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. - T4B10

Which of the following receiver filter bandwidths provides the best signal-to-noise ratio for SSB reception?

Select	Answer
A	2400 Hz
B	500 Hz
C	1000 Hz
D	5000 Hz

18. - T5A11

What type of current flow is opposed by resistance?

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

19. - T5B13

Which is equal to 2425 MHz?

Select	Answer
A	0.002425 GHz
B	24.25 GHz
C	2.425 GHz
D	2425 GHz

20. - T5C12

What is impedance?

Select	Answer
A	The Q or Quality Factor of a component
B	The power handling capability of a component
C	The inverse of resistance
D	The opposition to AC current flow

21. - T5D12

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

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

22. - T6A01

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

Select	Answer
A	Resistor
B	Transformer
C	Inductor
D	Inverter

23. - T6B02

What electronic component allows current to flow in only one direction?

Select	Answer
A	Diode
B	Resistor
C	Driven element
D	Fuse

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Capacitor
B	Resistor
C	Regulator IC
D	Transistor

25. - T6D08

Which of the following is combined with an inductor to make a resonant circuit?

Select	Answer
A	Potentiometer
B	Zener diode
C	Capacitor
D	Resistor

26. - T7A04

Which term describes the ability of a receiver to discriminate between multiple signals?

Select	Answer
A	Discrimination ratio
B	Sensitivity
C	Selectivity
D	Harmonic distortion

27. - T7B09

What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

Select	Answer
A	Add a preamplifier to the TV antenna input
B	Be sure all TV feed line coaxial connectors are installed properly
C	Add a low-pass filter to the TV antenna input
D	Add a high-pass filter to the TV antenna input

28. - T7C07

What happens to power lost in a feed line?

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

29. - T7D06

Which of the following can damage a multimeter?

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

30. - T8A01

Which of the following is a form of amplitude modulation?

Select	Answer
A	Spread spectrum
B	Single sideband
C	Packet radio
D	Phase shift keying (PSK)

31. - T8B02

What is the impact of using excessive effective radiated power on a satellite uplink?

Select	Answer
A	Overloading the satellite batteries
B	Possibility of rebooting the satellite control computer
C	Possibility of commanding the satellite to an improper mode
D	Blocking access by other users

32. - T8C10

What is required before using the EchoLink system?

Select	Answer
A	Register your call sign and provide proof of license
B	All these choices are correct
C	Purchase a license to use the EchoLink software
D	Complete the required EchoLink training

33. - T8D02

What is a “talkgroup” on a DMR repeater?

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

34. - T9A09

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

Select	Answer
A	50
B	6
C	112
D	236

35. - T9B05

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

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

Figure T-2