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. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	Use three-wire cords and plugs for all AC powered equipment
B	All these choices are correct
C	Connect all AC powered station equipment to a common safety ground
D	Install mechanical interlocks in high-voltage circuits

2. - T0B04

Which of the following is an important safety precaution to observe when putting up an antenna tower?

Select	Answer
A	Insulate the base of the tower to avoid lightning strikes
B	Look for and stay clear of any overhead electrical wires
C	Wear a ground strap connected to your wrist at all times
D	All these choices are correct

3. - T0C08

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

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

4. - T1A03

What do the FCC rules state regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

Select	Answer
A	It is encouraged
B	All these choices are correct
C	It is required when transmitting emergency messages
D	It is required when in contact with foreign stations

5. - T1B04

Which amateur band includes 146.52 MHz?

Select	Answer
A	70 centimeters
B	2 meters
C	20 meters
D	6 meters

6. - T1C03

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

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

7. - T1D04

Under what conditions is an amateur station authorized to transmit music using a phone emission?

Select	Answer
A	When the music is transmitted above 1280 MHz
B	When the music produces no spurious emissions
C	When transmissions are limited to less than three minutes per hour
D	When incidental to an authorized retransmission of manned spacecraft communications

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The third party participant
B	The station licensee
C	The station custodian
D	The person operating the station equipment

9. - T1F05

What method of call sign identification is required for a station transmitting phone signals?

Select	Answer
A	Send the call sign using a CW or phone emission
B	Send the call sign using only a phone emission
C	Send the call sign followed by the indicator RPT
D	Send the call sign followed by the indicator R

10. - T2A05

How should you respond to a station calling CQ?

Select	Answer
A	Transmit the other station’s call sign followed by your call sign
B	Transmit "CQ" followed by the other station’s call sign
C	Transmit a signal report followed by your call sign
D	Transmit your call sign followed by the other station’s call sign

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	Program your radio with the group’s ID or code
D	Sign your call after the courtesy tone

12. - T2C09

Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

Select	Answer
A	No
B	Yes, but only when part of a FEMA emergency plan
C	Yes, but only when part of a RACES emergency plan
D	Yes, but only in situations involving the immediate safety of human life or protection of property

13. - T3A03

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

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

14. - T3B10

What frequency range is referred to as HF?

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

15. - T3C06

What type of propagation is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Select	Answer
A	Faraday rotation
B	Tropospheric ducting
C	D region refraction
D	F2 region refraction

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

17. - T4B02

Which of the following can be used to enter a transceiver’s operating frequency?

Select	Answer
A	All these choices are correct
B	The Automatic Frequency Control
C	The keypad or VFO knob
D	The CTCSS or DTMF encoder

18. - T5A12

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

Select	Answer
A	Speed
B	Frequency
C	Pulse rate
D	Wavelength

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	15 milliamperes
B	150 milliamperes
C	1500 milliamperes
D	15,000 milliamperes

20. - T5C01

What describes the ability to store energy in an electric field?

Select	Answer
A	Tolerance
B	Resistance
C	Inductance
D	Capacitance

21. - T5D11

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

Select	Answer
A	1 volt
B	10 volts
C	11 volts
D	9 volts

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Inductance
B	Resistance
C	Capacitance
D	Field strength

23. - T6B01

Which is true about forward voltage drop in a diode?

Select	Answer
A	It has no impact on the voltage delivered to the load
B	It indicates that the diode is defective
C	It is lower in some diode types than in others
D	It is proportional to peak inverse voltage

24. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Connector pinout
B	Bill of materials
C	Flow chart
D	Schematic

25. - T6D11

Which of the following is a resonant or tuned circuit?

Select	Answer
A	A resistor circuit used for reducing standing wave ratio
B	A circuit designed to provide high-fidelity audio
C	A linear voltage regulator
D	An inductor and a capacitor in series or parallel

26. - T7A07

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

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

27. - T7B11

What is a symptom of RF feedback in a transmitter or transceiver?

Select	Answer
A	Frequent blowing of power supply fuses
B	The transmitter will not stay on the desired frequency
C	Excessive SWR at the antenna connection
D	Reports of garbled, distorted, or unintelligible voice transmissions

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	Full Scale
C	50:50
D	Zero

29. - T7D04

Which instrument is used to measure electric current?

Select	Answer
A	An ammeter
B	An electrometer
C	A voltmeter
D	An ohmmeter

30. - T8A11

What is the approximate bandwidth required to transmit a CW signal?

Select	Answer
A	15 kHz
B	2.4 kHz
C	150 Hz
D	1000 Hz

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	Anyone
C	A licensed radio amateur who has been certified by the protocol developer
D	A licensed radio amateur who has registered for an access code from AMSAT

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

Select	Answer
A	A system for informing amateurs in real time of the frequency of active DX stations
B	A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
C	A technique for measuring signal strength of an amateur transmitter via the internet
D	A system for providing access to websites via amateur radio

33. - T8D11

What is an ARQ transmission system?

Select	Answer
A	A method of compressing data using autonomous reiterative Q codes prior to final encoding
B	A special transmission format limited to video signals
C	An error correction method in which the receiving station detects errors and sends a request for retransmission
D	A system used to encrypt command signals to an amateur radio satellite

34. - T9A01

What is a beam antenna?

Select	Answer
A	An antenna that concentrates signals in one direction
B	An antenna that reverses the phase of received signals
C	An omnidirectional antenna invented by Clarence Beam
D	An antenna built from aluminum I-beams

35. - T9B09

What can cause erratic changes in SWR?

Select	Answer
A	Overload from a strong local station
B	Local thunderstorm
C	Over-modulation
D	Loose connection in the antenna or feed line