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. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	Connect all AC powered station equipment to a common safety ground
B	Use three-wire cords and plugs for all AC powered equipment
C	All these choices are correct
D	Install mechanical interlocks in high-voltage circuits

2. - T0B02

What is required when climbing an antenna tower?

Select	Answer
A	All these choices are correct
B	Use appropriate tie-off to the tower at all times
C	Have sufficient training on safe tower climbing techniques
D	Always wear an approved climbing harness

3. - T0C04

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

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

4. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	At any time, stations in the Amateur Radio Service are not protected from willful interference
B	At no time
C	To stop another amateur station that is breaking the FCC rules
D	When making short test transmissions

5. - T1B05

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

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

6. - T1C05

Which of the following is a valid Technician class call sign format?

Select	Answer
A	KF1XXX
B	KA1X
C	W1XX
D	All these choices are correct

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 related to the sale of amateur equipment by the control operator's employer
C	All these choices are correct
D	When the communication is incidental to classroom instruction at an educational institution

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

9. - T1F01

When must the station and its records be available for FCC inspection?

Select	Answer
A	Only when presented with a valid warrant by an FCC official or government agent
B	At any time upon request by an FCC representative
C	At any time after written notification by the FCC of such inspection
D	At any time ten days after notification by the FCC of such an inspection

10. - T2A04

What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Select	Answer
A	Say "CQ" three times, then the other station's call sign
B	Say the station's call sign, then identify with your call sign
C	Say "break, break," then say the station's call sign
D	Wait for the station to call CQ, then answer

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	Both stations should choose another frequency to avoid conflict
C	Use subaudible tones so both stations can share the frequency
D	Interference is inevitable, so no action is required

12. - T2C02

Which of the following are typical duties of a Net Control Station?

Select	Answer
A	Call the net to order and direct communications between stations checking in
B	All these choices are correct
C	Choose the regular net meeting time and frequency
D	Ensure that all stations checking into the net are properly licensed for operation on the net frequency

13. - T3A06

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

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

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 multiplied by 300
C	Wavelength in meters equals frequency in megahertz divided by 300
D	Wavelength in meters equals frequency in hertz divided by 300

15. - T3C11

Why is the radio horizon for VHF and UHF signals more distant than the visual horizon?

Select	Answer
A	Radio waves are not blocked by dust particles
B	Radio waves are blocked by dust particles
C	The atmosphere refracts radio waves slightly
D	Radio signals move somewhat faster than the speed of light

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	FT8 digital communications via AFSK
C	RTTY encoding and decoding without a computer
D	Communication using digital voice or data systems via the internet

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	5000 Hz
C	500 Hz
D	2400 Hz

18. - T5A02

Electrical power is measured in which of the following units?

Select	Answer
A	Amperes
B	Volts
C	Watts
D	Watt-hours

19. - T5B12

Which is equal to 28400 kHz?

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

20. - T5C01

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

Select	Answer
A	Tolerance
B	Inductance
C	Resistance
D	Capacitance

21. - T5D13

In which type of circuit is DC current the same through all components?

Select	Answer
A	Branch
B	Series
C	Resonant
D	Parallel

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Field strength
B	Inductance
C	Capacitance
D	Resistance

23. - T6B09

What are the names for the electrodes of a diode?

Select	Answer
A	Plus and minus
B	Gate and base
C	Source and drain
D	Anode and cathode

24. - T6C08

What is component 9 in figure T-2?

Select	Answer
A	Variable inductor
B	Variable resistor
C	Variable capacitor
D	Variable transformer

25. - T6D02

What is a relay?

Select	Answer
A	An electrically-controlled switch
B	An inverting amplifier
C	A current controlled amplifier
D	A pass transistor

26. - T7A06

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

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

27. - T7B02

What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

Select	Answer
A	The microphone gain of the transmitter is turned up too high
B	The receiver is unable to reject strong signals outside the AM or FM band
C	The audio amplifier of the transmitter is overloaded
D	The deviation of an FM transmitter is set too low

28. - T7C10

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

Select	Answer
A	Ultraviolet resistant jackets prevent harmonic radiation
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 and RF signals can mix, causing interference

29. - T7D07

Which of the following measurements are made using a multimeter?

Select	Answer
A	Signal strength and noise
B	Voltage and resistance
C	Impedance and reactance
D	All these choices are correct

30. - T8A01

Which of the following is a form of amplitude modulation?

Select	Answer
A	Spread spectrum
B	Single sideband
C	Phase shift keying (PSK)
D	Packet radio

31. - T8B08

What is meant by the statement that a satellite is operating in U/V mode?

Select	Answer
A	The satellite operates using ultraviolet frequencies
B	The satellite frequencies are usually variable
C	The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
D	The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band

32. - T8C05

What is a grid locator?

Select	Answer
A	An instrument for neutralizing a final amplifier
B	A letter-number designator assigned to an azimuth and elevation
C	An instrument for radio direction finding
D	A letter-number designator assigned to a geographic location

33. - T8D02

What is a “talkgroup” on a DMR repeater?

Select	Answer
A	A way for groups of users to share a channel at different times without hearing other users on the channel
B	A net that meets at a specified time
C	A group of operators sharing common interests
D	A protocol that increases the signal-to-noise ratio when multiple repeaters are linked together

34. - T9A06

Which of the following types of antenna offers the greatest gain?

Select	Answer
A	5/8 wave vertical
B	Yagi
C	J pole
D	Isotropic

35. - T9B07

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

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

Figure T-2