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

2. - T0B10

Which of the following is true when installing grounding conductors used for lightning protection?

Select	Answer
A	Use only non-insulated wire
B	Wires must be carefully routed with precise right-angle bends
C	Common grounds must be avoided
D	Sharp bends must be avoided

3. - T0C03

How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

Select	Answer
A	It decreases by 50 percent
B	There is no adjustment allowed for lower duty cycle
C	It increases by a factor of 2
D	It increases by a factor of 3

4. - T1A09

Who selects a Frequency Coordinator?

Select	Answer
A	Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
B	The local chapter of the Office of National Council of Independent Frequency Coordinators
C	The FCC Office of Spectrum Management and Coordination Policy
D	FCC Regional Field Office

5. - T1B06

On which HF bands does a Technician class operator have phone privileges?

Select	Answer
A	10 meter band only
B	None
C	30 meter band only
D	80 meter, 40 meter, 15 meter, and 10 meter bands

6. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

Select	Answer
A	No, you must wait until the license has been renewed
B	Yes, for up to one year
C	Yes, for up to two years
D	Yes, as soon as you apply for renewal

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

8. - T1E03

Who must designate the station control operator?

Select	Answer
A	The frequency coordinator
B	Any licensed operator
C	The station licensee
D	The FCC

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	The trustee must have an Amateur Extra Class operator license grant
B	The club must be registered with the American Radio Relay League
C	All these choices are correct
D	The club must have at least four members

10. - T2A02

What is the national calling frequency for FM simplex operations in the 2 meter band?

Select	Answer
A	146.520 MHz
B	432.100 MHz
C	446.000 MHz
D	145.000 MHz

11. - T2B11

Which Q signal indicates that you are changing frequency?

Select	Answer
A	QSY
B	QRU
C	QRZ
D	QSL

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 FEMA emergency plan
B	No
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. - T3A09

Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

Select	Answer
A	FM voice is unusable
B	Both the transmitting and receiving antennas must be of the same polarization
C	Either vertically or horizontally polarized antennas may be used for transmission or reception
D	Digital modes are unusable

14. - T3B07

In addition to frequency, which of the following is used to identify amateur radio bands?

Select	Answer
A	The approximate wavelength in meters
B	Channel numbers
C	Traditional letter/number designators
D	All these choices are correct

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	Gray-line propagation
C	D region absorption
D	Sporadic E

16. - T4A08

Which of the following conductors is preferred for bonding at RF?

Select	Answer
A	Copper braid removed from coaxial cable
B	Flat copper strap
C	Twisted-pair cable
D	Steel wire

17. - T4B10

Which of the following receiver filter bandwidths provides the best signal-to-noise ratio for SSB reception?

Select	Answer
A	1000 Hz
B	500 Hz
C	5000 Hz
D	2400 Hz

18. - T5A07

Why are metals generally good conductors of electricity?

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

19. - T5B04

Which is equal to one microvolt?

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

20. - T5C02

What is the unit of capacitance?

Select	Answer
A	The ohm
B	The henry
C	The volt
D	The farad

21. - T5D06

What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

Select	Answer
A	16 ohms
B	48 ohms
C	8 ohms
D	3 ohms

22. - T6A01

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

Select	Answer
A	Inductor
B	Inverter
C	Resistor
D	Transformer

23. - T6B02

What electronic component allows current to flow in only one direction?

Select	Answer
A	Resistor
B	Fuse
C	Diode
D	Driven element

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Ground symbol
B	Resistor
C	Transistor
D	Lamp

25. - T6D03

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

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

26. - T7A04

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

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

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	Work with your neighbor to identify the offending device
C	Make sure your station meets the standards of good amateur practice
D	All these choices are correct

28. - T7C10

Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

Select	Answer
A	Ultraviolet and RF signals can mix, causing interference
B	Ultraviolet light can damage the jacket and allow water to enter the cable
C	Ultraviolet light can increase losses in the cable’s jacket
D	Ultraviolet resistant jackets prevent harmonic radiation

29. - T7D08

Which of the following types of solder should not be used for radio and electronic applications?

Select	Answer
A	Tin-copper solder
B	Lead-tin solder
C	Acid-core solder
D	Rosin-core solder

30. - T8A12

Which of the following is a disadvantage of FM compared with single sideband?

Select	Answer
A	Only one signal can be received at a time
B	Voice quality is poorer
C	All these choices are correct
D	FM signals are harder to tune

31. - T8B10

What is a LEO satellite?

Select	Answer
A	A satellite in low earth orbit
B	A highly elliptical orbit satellite
C	A satellite in low energy operation mode
D	A sun synchronous satellite

32. - T8C02

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

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

33. - T8D13

What is FT8?

Select	Answer
A	A digital slow-scan TV mode with forward error correction and automatic color compensation
B	A wideband FM voice mode
C	An eight channel multiplex mode for FM repeaters
D	A digital mode capable of low signal-to-noise operation

34. - T9A01

What is a beam antenna?

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

35. - T9B07

Which of the following is true of PL-259 type coax connectors?

Select	Answer
A	They are commonly used at HF and VHF frequencies
B	They are watertight
C	They are preferred for microwave operation
D	They are a bayonet-type connector

Figure T-1