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. - T0A01

Which of the following is a safety hazard of a 12-volt storage battery?

Select	Answer
A	All these choices are correct
B	Shorting the terminals can cause burns, fire, or an explosion
C	Touching both terminals with the hands can cause electrical shock
D	RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas

2. - T0B10

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

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

3. - T0C08

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

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

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

5. - T1B11

What is the maximum peak envelope power output for Technician class operators in their HF band segments?

Select	Answer
A	200 watts
B	50 watts
C	10 watts
D	100 watts

6. - T1C04

What may happen if the FCC is unable to reach you by email?

Select	Answer
A	Revocation of access to the license record in the FCC system
B	Revocation of the station license or suspension of the operator license
C	Nothing; there is no such requirement
D	Fine and suspension of operator license

7. - T1D08

In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

Select	Answer
A	When the communication is made to obtain emergency information for a local broadcast station
B	When the communication is incidental to classroom instruction at an educational institution
C	When the communication is related to the sale of amateur equipment by the control operator's employer
D	All these choices are correct

8. - T1E05

What is an amateur station’s control point?

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

9. - T1F10

Who is accountable if a repeater inadvertently retransmits communications that violate the FCC rules?

Select	Answer
A	The control operator of the repeater
B	Both the originating station and the repeater owner
C	The control operator of the originating station
D	The owner of the repeater

10. - T2A11

What term describes an amateur station that is transmitting and receiving on the same frequency?

Select	Answer
A	Full duplex
B	Diplex
C	Simplex
D	Multiplex

11. - T2B08

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

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

12. - T2C05

What does the term “traffic” refer to in net operation?

Select	Answer
A	Operation by mobile or portable stations
B	Messages exchanged by net stations
C	Requests to activate the net by a served agency
D	The number of stations checking in and out of a net

13. - T3A08

What is a likely cause of irregular fading of signals propagated by the ionosphere?

Select	Answer
A	Random combining of signals arriving via different paths
B	Intermodulation distortion
C	Frequency shift due to Faraday rotation
D	Interference from thunderstorms

14. - T3B06

What is the formula for converting frequency to approximate wavelength in meters?

Select	Answer
A	Wavelength in meters equals 300 divided by frequency in megahertz
B	Wavelength in meters equals frequency in hertz divided by 300
C	Wavelength in meters equals frequency in hertz multiplied by 300
D	Wavelength in meters equals frequency in megahertz divided by 300

15. - T3C08

What causes tropospheric ducting?

Select	Answer
A	Sunspots and solar flares
B	Updrafts from hurricanes and tornadoes
C	Temperature inversions in the atmosphere
D	Discharges of lightning during electrical storms

16. - T4A10

What function is performed with a transceiver and a digital mode hot spot?

Select	Answer
A	High-speed digital communications for meteor scatter
B	Communication using digital voice or data systems via the internet
C	FT8 digital communications via AFSK
D	RTTY encoding and decoding without a computer

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

Select	Answer
A	Generation of a heterodyne tone
B	Change in audio pitch
C	Distortion of the signal’s audio
D	Sideband inversion

18. - T5A05

What is the electrical term for the force that causes electron flow?

Select	Answer
A	Capacitance
B	Ampere-hours
C	Inductance
D	Voltage

19. - T5B02

Which is equal to 1,500,000 hertz?

Select	Answer
A	1500 MHz
B	1500 kHz
C	150 kHz
D	15 GHz

20. - T5C13

What is the abbreviation for kilohertz?

Select	Answer
A	KHZ
B	khz
C	kHz
D	khZ

21. - T5D06

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

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

22. - T6A10

Which of the following battery chemistries is rechargeable?

Select	Answer
A	Nickel-metal hydride
B	Lead-acid
C	All these choices are correct
D	Lithium-ion

23. - T6B06

How is the cathode lead of a semiconductor diode often marked on the package?

Select	Answer
A	With a stripe
B	With the word "cathode"
C	With the letter C
D	With the letter K

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Capacitor
B	Regulator IC
C	Transistor
D	Resistor

25. - T6D08

Which of the following is combined with an inductor to make a resonant circuit?

Select	Answer
A	Potentiometer
B	Resistor
C	Zener diode
D	Capacitor

26. - T7A04

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

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

27. - T7B05

How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Block the amateur signal with a filter at the antenna input of the affected receiver
B	Block the interfering signal with a filter on the amateur transmitter
C	Switch the transmitter to a narrow-band mode
D	Switch the transmitter from FM to SSB

28. - T7C03

What does a dummy load consist of?

Select	Answer
A	A high-gain amplifier and a TR switch
B	A low-voltage power supply and a DC relay
C	A 50-ohm reactance used to terminate a transmission line
D	A non-inductive resistor mounted on a heat sink

29. - T7D02

How is a voltmeter connected to a component to measure applied voltage?

Select	Answer
A	In phase
B	In quadrature
C	In parallel
D	In series

30. - T8A11

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

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

31. - T8B06

Which of the following are inputs to a satellite tracking program?

Select	Answer
A	The Keplerian elements
B	All these choices are correct
C	The satellite transmitted power
D	The last observed time of zero Doppler shift

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

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

33. - T8D12

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

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

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Installing a spring in the base of a mobile vertical antenna to make it more flexible
B	Inserting a resistor in the radiating portion of the antenna to make it resonant
C	Strengthening the radiating elements of a beam antenna to better resist wind damage
D	Electrically lengthening by inserting inductors in radiating elements

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	RS-213
B	DB-25
C	UHF (PL-259/SO-239)
D	Type N

Figure T-2