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. - T0A12

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

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

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

3. - T0C08

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

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

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

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

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

Select	Answer
A	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
B	From any vessel or craft located in international waters and documented or registered in the United States
C	From within any country that is a member of the United Nations
D	From within any country that belongs to the International Telecommunication Union

7. - T1D09

When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

Select	Answer
A	When broadcasting communications to or from the space shuttle
B	Where noncommercial programming is gathered and supplied exclusively to the National Public Radio network
C	When such communications are directly related to the immediate safety of human life or protection of property
D	Never

8. - T1E05

What is an amateur station’s control point?

Select	Answer
A	The location of the station’s transmitting apparatus
B	The mailing address of the station licensee
C	The location of the station’s transmitting antenna
D	The location at which the control operator function is performed

9. - T1F06

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

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

10. - T2A08

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

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

11. - T2B08

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

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

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	Unless you are reporting an emergency, transmit only when directed by the net control station
B	Record the time of each of your transmissions
C	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
D	All these choices are correct

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Amplification
B	Absorption
C	Polarization rotation
D	Knife-edge diffraction

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C07

What band is best suited for communicating via meteor scatter?

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

16. - T4A01

Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

Select	Answer
A	24.0 volts at 4 amperes
B	13.8 volts at 4 amperes
C	24.0 volts at 12 amperes
D	13.8 volts at 12 amperes

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By entering the group’s identification code
B	By activating automatic identification
C	By enabling the group’s CTCSS tone
D	By retrieving the frequencies from transceiver memory

18. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Coulombs
B	Mhos
C	Ohms
D	Siemens

19. - T5B07

Which is equal to 3.525 MHz?

Select	Answer
A	0.003525 kHz
B	35.25 kHz
C	3525 kHz
D	3,525,000 kHz

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MHz
B	MH
C	Mhz
D	mh

21. - T5D03

What formula is used to calculate resistance in a circuit?

Select	Answer
A	R = E / I
B	R = E x I
C	R = E - I
D	R = E + I

22. - T6A04

What electrical component stores energy in an electric field?

Select	Answer
A	Varistor
B	Capacitor
C	Inductor
D	Diode

23. - T6B07

What causes a light-emitting diode (LED) to emit light?

Select	Answer
A	Forward current
B	Capacitively-coupled RF signal
C	Inductively-coupled RF signal
D	Reverse current

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Transmitter
B	Ground
C	Antenna
D	Dummy load

25. - T6D03

Which of the following is a reason to use shielded wire?

Select	Answer
A	To couple the wire to other signals
B	To increase the current carrying capability of the wire
C	To decrease the resistance of DC power connections
D	To prevent coupling of unwanted signals to or from the wire

26. - T7A04

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

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

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

28. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

Select	Answer
A	1:1
B	50:50
C	Zero
D	Full Scale

29. - T7D09

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

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

30. - T8A05

Which of the following types of signal has the narrowest bandwidth?

Select	Answer
A	FM voice
B	CW
C	SSB voice
D	Slow-scan TV

31. - T8B08

What is meant by the statement that a satellite is operating in U/V mode?

Select	Answer
A	The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band
B	The satellite frequencies are usually variable
C	The satellite operates using ultraviolet frequencies
D	The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band

32. - T8C03

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

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

33. - T8D12

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

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

34. - T9A06

Which of the following types of antenna offers the greatest gain?

Select	Answer
A	Isotropic
B	Yagi
C	5/8 wave vertical
D	J pole

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-3