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. - T0A12

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

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

2. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	Local electrical codes
B	FCC Part 97 rules
C	FAA tower lighting regulations
D	UL recommended practices

3. - T0C06

Which of the following is an acceptable method to determine whether your station complies with FCC RF exposure regulations?

Select	Answer
A	All these choices are correct
B	By calculation based on FCC OET Bulletin 65
C	By measurement of field strength using calibrated equipment
D	By calculation based on computer modeling

4. - T1A02

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

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

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

7. - T1D03

When is it permissible to transmit messages encoded to obscure their meaning?

Select	Answer
A	Only when transmitting control commands to space stations or radio control craft
B	Never
C	Only during contests
D	Only when transmitting certain approved digital codes

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

9. - T1F06

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

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

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. - T2B10

Which Q signal indicates that you are receiving interference from other stations?

Select	Answer
A	QRN
B	QSB
C	QTH
D	QRM

12. - T2C09

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

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

13. - T3A06

What is the meaning of the term “picket fencing”?

Select	Answer
A	Local vs long-distance communications
B	A type of ground system used with vertical antennas
C	Alternating transmissions during a net operation
D	Rapid flutter on mobile signals due to multipath propagation

14. - T3B04

What is the velocity of a radio wave traveling through free space?

Select	Answer
A	Speed inversely proportional to its wavelength
B	Speed that increases as the frequency increases
C	Speed of sound
D	Speed of light

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

16. - T4A12

What is an electronic keyer?

Select	Answer
A	A device for voice activated switching from receive to transmit
B	An interlock to prevent unauthorized use of a radio
C	A device that assists in manual sending of Morse code
D	A device for switching antennas from transmit to receive

17. - T4B11

Which of the following must be programmed into a D-STAR digital transceiver before transmitting?

Select	Answer
A	Your output power
B	All these choices are correct
C	Your call sign
D	The codec type being used

18. - T5A07

Why are metals generally good conductors of electricity?

Select	Answer
A	All these choices are correct
B	They have many free protons
C	They have many free electrons
D	They have relatively high density

19. - T5B12

Which is equal to 28400 kHz?

Select	Answer
A	28.400 MHz
B	2.800 MHz
C	28.400 kHz
D	284.00 MHz

20. - T5C01

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

Select	Answer
A	Capacitance
B	Tolerance
C	Inductance
D	Resistance

21. - T5D04

What is the resistance of a circuit in which a current of 3 amperes flows when connected to 90 volts?

Select	Answer
A	270 ohms
B	3 ohms
C	93 ohms
D	30 ohms

22. - T6A01

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

Select	Answer
A	Resistor
B	Inductor
C	Inverter
D	Transformer

23. - T6B03

Which of these components can be used as an electronic switch?

Select	Answer
A	Transistor
B	Varistor
C	Potentiometer
D	Thermistor

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Ground symbol
B	Transistor
C	Resistor
D	Lamp

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Transistor
B	Relay
C	Potentiometer
D	Meter

26. - T7A10

What device increases the transmitted output power from a transceiver?

Select	Answer
A	An RF power amplifier
B	All these choices are correct
C	A voltage divider
D	An impedance network

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

28. - T7C09

Which of the following causes failure of coaxial cables?

Select	Answer
A	Moisture contamination
B	Rapid fluctuation in transmitter output power
C	Solder flux contamination
D	Operation at 100% duty cycle for an extended period

29. - T7D04

Which instrument is used to measure electric current?

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

30. - T8A05

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

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

31. - T8B12

Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?

Select	Answer
A	All these choices are correct
B	Listen for distortion on your downlink signal
C	Check your signal strength report in the telemetry data
D	Your signal strength on the downlink should be about the same as the beacon

32. - T8C11

What is an amateur radio station that connects other amateur stations to the internet?

Select	Answer
A	A repeater
B	A gateway
C	A digipeater
D	A beacon

33. - T8D10

Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?

Select	Answer
A	Earth-Moon-Earth
B	Meteor scatter
C	Weak signal propagation beacons
D	All these choices are correct

34. - T9A12

What is an advantage of a 5/8 wavelength whip antenna for VHF or UHF mobile service?

Select	Answer
A	It eliminates distortion caused by reflected signals
B	It has 10 times the power gain of a 1/4 wavelength whip
C	It radiates at a very high angle
D	It has more gain than a 1/4-wavelength antenna

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	Reduced television interference
B	Less antenna wear
C	All these choices are correct
D	Reduced signal loss

Figure T-1