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

2. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	Put a drip loop in the ground connection to prevent water damage to the ground system
B	Make sure all ground wire bends are right angles
C	All these choices are correct
D	Ensure that connections are short and direct

3. - T0C10

Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?

Select	Answer
A	It takes into account the antenna feed line loss
B	It affects the peak exposure to radiation
C	It takes into account the thermal effects of the final amplifier
D	It affects the average exposure to radiation

4. - T1A06

What is the FCC Part 97 definition of a beacon?

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

5. - T1B11

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

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

6. - T1C03

What types of international communications are an FCC-licensed amateur radio station permitted to make?

Select	Answer
A	Only communications incidental to contest exchanges; all other communications are prohibited
B	Communications incidental to conducting business or remarks of a personal nature
C	Communications incidental to the purposes of the Amateur Radio Service and remarks of a personal character
D	Any communications that would be permitted by an international broadcast station

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

8. - T1E10

Which of the following is an example of remote control as defined in Part 97?

Select	Answer
A	All these choices are correct
B	Repeater operation
C	Controlling a model aircraft, boat, or car by amateur radio
D	Operating the station over the internet

9. - T1F06

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

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

10. - T2A08

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

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

11. - T2B07

How can you join a digital repeater’s “talkgroup”?

Select	Answer
A	Join the repeater owner’s club
B	Register your radio with the local FCC office
C	Sign your call after the courtesy tone
D	Program your radio with the group’s ID or code

12. - T2C08

Which of the following is a characteristic of good traffic handling?

Select	Answer
A	All these choices are correct
B	Passing messages exactly as received
C	Ensuring that any newsworthy messages are relayed to the news media
D	Making decisions as to whether messages are worthy of relay or delivery

13. - T3A01

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

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

14. - T3B10

What frequency range is referred to as HF?

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

15. - T3C04

Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

Select	Answer
A	Backscatter
B	D region absorption
C	Sporadic E
D	Gray-line propagation

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

17. - T4B05

What does the scanning function of an FM transceiver do?

Select	Answer
A	Checks incoming signal deviation
B	Checks for messages left on a digital bulletin board
C	Tunes through a range of frequencies to check for activity
D	Prevents interference to nearby repeaters

18. - T5A09

Which of the following describes alternating current?

Select	Answer
A	Current that alternates between positive and negative directions
B	Current that alternates between a negative direction and zero
C	All these answers are correct
D	Current that alternates between a positive direction and zero

19. - T5B03

Which is equal to one kilovolt?

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

20. - T5C08

What is the formula used to calculate electrical power (P) in a DC circuit?

Select	Answer
A	P = E – I
B	P = E / I
C	P = I  E
D	P = I + E

21. - T5D05

What is the resistance of a circuit for which the applied voltage is 12 volts and the current flow is 1.5 amperes?

Select	Answer
A	8 ohms
B	0.125 ohms
C	18 ohms
D	13.5 ohms

22. - T6A08

What is the function of an SPDT switch?

Select	Answer
A	A single circuit is switched between one of two other circuits
B	Two circuits are opened or closed
C	Two circuits are each switched between one of two other circuits
D	A single circuit is opened or closed

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Resistor
B	Reactor
C	Transformer
D	Transistor

24. - T6C02

What is component 1 in figure T-1?

Select	Answer
A	Connector
B	Battery
C	Transistor
D	Resistor

25. - T6D08

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

Select	Answer
A	Resistor
B	Potentiometer
C	Capacitor
D	Zener diode

26. - T7A09

What is the function of the SSB/CW-FM switch on a VHF power amplifier?

Select	Answer
A	Change the mode of the transmitted signal
B	Reduce the received signal noise
C	Change the frequency range of the amplifier to operate in the proper segment of the band
D	Set the amplifier for proper operation in the selected mode

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	Your batteries are running low
C	Your transmitter is slightly off frequency
D	All these choices are correct

28. - T7C11

What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

Select	Answer
A	It requires special techniques to prevent moisture in the cable
B	It cannot be used at below freezing temperatures
C	It has more loss per foot
D	It cannot be used for VHF or UHF antennas

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Steady full-scale reading
B	Increasing resistance with time
C	Decreasing resistance with time
D	Alternating between open and short circuit

30. - T8A09

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

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

31. - T8B06

Which of the following are inputs to a satellite tracking program?

Select	Answer
A	The Keplerian elements
B	The last observed time of zero Doppler shift
C	All these choices are correct
D	The satellite transmitted power

32. - T8C05

What is a grid locator?

Select	Answer
A	An instrument for radio direction finding
B	A letter-number designator assigned to a geographic location
C	A letter-number designator assigned to an azimuth and elevation
D	An instrument for neutralizing a final amplifier

33. - T8D12

Which of the following best describes an amateur radio mesh network?

Select	Answer
A	An internet linking protocol used to network repeaters
B	A wide-bandwidth digital voice mode employing DMR protocols
C	A satellite communications network using modified commercial satellite TV hardware
D	An amateur-radio based data network using commercial Wi-Fi equipment with modified firmware

34. - T9A04

What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

Select	Answer
A	It has low efficiency
B	It transmits only circularly polarized signals
C	All these choices are correct
D	It is mechanically fragile

35. - T9B08

Which of the following is a source of loss in coaxial feed line?

Select	Answer
A	Water intrusion into coaxial connectors
B	Multiple connectors in the line
C	All these choices are correct
D	High SWR

Figure T-1