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. - T0A07

Where should a lightning arrester be installed in a coaxial feed line?

Select	Answer
A	At the output connector of a transceiver
B	On a grounded panel near where feed lines enter the building
C	At the antenna feed point
D	At the ac power service panel

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 the work being done is not more than 20 feet above the ground
D	When no mechanical work is being performed

3. - T0C04

What factors affect the RF exposure of people near an amateur station antenna?

Select	Answer
A	Distance from the antenna to a person
B	All these choices are correct
C	Frequency and power level of the RF field
D	Radiation pattern of the antenna

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 FCC Office of Spectrum Management and Coordination Policy
C	FCC Regional Field Office
D	The local chapter of the Office of National Council of Independent Frequency Coordinators

5. - T1B05

How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

Select	Answer
A	Fixed digital message forwarding systems only
B	Fast-scan television only
C	Emergency traffic only
D	Spread spectrum only

6. - T1C10

How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

Select	Answer
A	As soon as you receive your license in the mail from the FCC
B	As soon as your operator/station license grant appears in the FCC’s license database
C	Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
D	As soon as your operator/station license grant appears on the ARRL website

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

8. - T1E08

Which of the following is an example of automatic control?

Select	Answer
A	Using a computer or other device to identify automatically
B	Using a computer or other device to send CW automatically
C	Repeater operation
D	Controlling a station over the internet

9. - T1F02

How often must you identify with your FCC-assigned call sign when using tactical call signs such as “Race Headquarters”?

Select	Answer
A	At the end of every transmission
B	Once during every hour
C	At the end of each communication and every ten minutes during a communication
D	Never, the tactical call is sufficient

10. - T2A11

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

Select	Answer
A	Diplex
B	Simplex
C	Multiplex
D	Full duplex

11. - T2B10

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

Select	Answer
A	QSB
B	QRM
C	QTH
D	QRN

12. - T2C05

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

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

13. - T3A06

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

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

14. - T3B10

What frequency range is referred to as HF?

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

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	There is less atmospheric interference (static) on HF
C	HF accommodates wider bandwidth signals
D	HF antennas are generally smaller

16. - T4A10

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

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

17. - T4B12

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

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

18. - T5A12

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

Select	Answer
A	Wavelength
B	Pulse rate
C	Speed
D	Frequency

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	50 watts
B	0.5 watts
C	5 watts
D	0.02 watts

20. - T5C03

What describes the ability to store energy in a magnetic field?

Select	Answer
A	Resistance
B	Inductance
C	Capacitance
D	Admittance

21. - T5D09

What is the current through a 24-ohm resistor connected across 240 volts?

Select	Answer
A	10 amperes
B	0.1 amperes
C	216 amperes
D	24,000 amperes

22. - T6A02

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

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

23. - T6B04

Which of the following components can consist of three regions of semiconductor material?

Select	Answer
A	Triode
B	Pentagrid converter
C	Transistor
D	Alternator

24. - T6C01

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

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

25. - T6D06

What component changes 120 V AC power to a lower AC voltage for other uses?

Select	Answer
A	Diode
B	Variable capacitor
C	Transformer
D	Transistor

26. - T7A06

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

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

27. - T7B11

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

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

28. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

Select	Answer
A	Zero
B	50:50
C	Full Scale
D	1:1

29. - T7D03

When configured to measure current, how is a multimeter connected to a component?

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

30. - T8A10

What is the approximate bandwidth of AM fast-scan TV transmissions?

Select	Answer
A	About 3 MHz
B	About 1 MHz
C	More than 10 MHz
D	About 6 MHz

31. - T8B07

What is Doppler shift in reference to satellite communications?

Select	Answer
A	An observed change in signal frequency caused by relative motion between the satellite and Earth station
B	A special digital communications mode for some satellites
C	A change in the satellite orbit
D	A mode where the satellite receives signals on one band and transmits on another

32. - T8C06

How is over the air access to IRLP nodes accomplished?

Select	Answer
A	By using DTMF signals
B	By obtaining a password that is sent via voice to the node
C	By entering the proper internet password
D	By using CTCSS tone codes

33. - T8D13

What is FT8?

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

34. - T9A03

Which of the following describes a simple dipole oriented parallel to Earth's surface?

Select	Answer
A	A ground-wave antenna
B	A travelling-wave antenna
C	A vertically polarized antenna
D	A horizontally polarized antenna

35. - T9B06

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

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