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

2. - T0B03

Under what circumstances is it safe to climb a tower without a helper or observer?

Select	Answer
A	Never
B	When no electrical work is being performed
C	When no mechanical work is being performed
D	When the work being done is not more than 20 feet above the ground

3. - T0C11

What is the definition of duty cycle during the averaging time for RF exposure?

Select	Answer
A	The difference between the PEP and average power output of a transmitter
B	The percentage of time that a transmitter is not transmitting
C	The percentage of time that a transmitter is transmitting
D	The difference between the lowest power output and the highest power output of a transmitter

4. - T1A02

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

Select	Answer
A	Homeland Security
B	The FCC
C	FEMA
D	All these choices are correct

5. - T1B01

Which of the following frequency ranges are available for phone operation by Technician licensees?

Select	Answer
A	28.500 MHz to 28.600 MHz
B	28.300 MHz to 28.500 MHz
C	28.100 MHz to 28.300 MHz
D	28.050 MHz to 28.150 MHz

6. - T1C03

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

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

7. - T1D02

Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

Select	Answer
A	International Morse Code Practice
B	Broadcasting
C	In all circumstances
D	Telecommand or transmissions of telemetry

8. - T1E09

Which of the following are required for remote control operation?

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

9. - T1F03

When are you required to transmit your assigned call sign?

Select	Answer
A	At the beginning of each contact, and every 10 minutes thereafter
B	At least every 10 minutes during and at the end of a communication
C	At least every 15 minutes during and at the end of a communication
D	At least once during each transmission

10. - T2A08

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

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

11. - T2B06

What type of signaling uses pairs of audio tones?

Select	Answer
A	GPRS
B	CTCSS
C	D-STAR
D	DTMF

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 in situations involving the immediate safety of human life or protection of property
D	Yes, but only when part of a RACES emergency plan

13. - T3A03

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

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

14. - T3B05

What is the relationship between wavelength and frequency?

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

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	Long-distance ionospheric propagation is far more common on HF
B	HF accommodates wider bandwidth signals
C	HF antennas are generally smaller
D	There is less atmospheric interference (static) on HF

16. - T4A06

What signals are used in a computer-radio interface for digital mode operation?

Select	Answer
A	Antenna and RF power
B	NMEA GPS location and DC power
C	Receive and transmit mode, status, and location
D	Receive audio, transmit audio, and transmitter keying

17. - T4B04

What is a way to enable quick access to a favorite frequency or channel on your transceiver?

Select	Answer
A	Store it in a memory channel
B	Enable the frequency offset
C	Enable the VOX
D	Use the scan mode to select the desired frequency

18. - T5A01

Electrical current is measured in which of the following units?

Select	Answer
A	Volts
B	Ohms
C	Amperes
D	Watts

19. - T5B10

Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

Select	Answer
A	-9 dB
B	-6 dB
C	-1 dB
D	-3 dB

20. - T5C01

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

Select	Answer
A	Resistance
B	Inductance
C	Capacitance
D	Tolerance

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	13.5 ohms
D	18 ohms

22. - T6A02

What type of component is often used as an adjustable volume control?

Select	Answer
A	Transformer
B	Potentiometer
C	Power resistor
D	Fixed resistor

23. - T6B08

What does the abbreviation FET stand for?

Select	Answer
A	Field Effect Transistor
B	Fast Electron Transistor
C	Frequency Emission Transmitter
D	Free Electron Transmitter

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Resistor
B	Ground symbol
C	Transistor
D	Lamp

25. - T6D05

What type of circuit controls the amount of voltage from a power supply?

Select	Answer
A	Oscillator
B	Filter
C	Phase inverter
D	Regulator

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

Select	Answer
A	Transverter
B	Low-pass filter
C	Phase converter
D	High-pass filter

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
B	Make sure your station meets the standards of good amateur practice
C	Work with your neighbor to identify the offending device
D	All these choices are correct

28. - T7C05

Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

Select	Answer
A	Because power supplies cannot supply enough current at high SWR
B	To lower the SWR on the transmission line
C	To comply with FCC rules on spectral purity
D	To protect the output amplifier transistors

29. - T7D10

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

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

30. - T8A02

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

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

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 commanding the satellite to an improper mode
C	Blocking access by other users
D	Possibility of rebooting the satellite control computer

32. - T8C02

Which of these items would be useful for a hidden transmitter hunt?

Select	Answer
A	All these choices are correct
B	A directional antenna
C	A calibrated noise bridge
D	Calibrated SWR meter

33. - T8D11

What is an ARQ transmission system?

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

34. - T9A08

What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

Select	Answer
A	12
B	112
C	19
D	50

35. - T9B08

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

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

Figure T-1