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. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Black insulation is never used
B	Equipment ground
C	Neutral
D	Hot

2. - T0B03

Under what circumstances is it safe to climb a tower without a helper or observer?

Select	Answer
A	Never
B	When no mechanical work is being performed
C	When no electrical work is being performed
D	When the work being done is not more than 20 feet above the ground

3. - T0C13

Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

Select	Answer
A	The FCC
B	The local zoning board
C	Anyone who is near an antenna
D	The station licensee

4. - T1A01

Which of the following is part of the Basis and Purpose of the Amateur Radio Service?

Select	Answer
A	Providing personal radio communications for as many citizens as possible
B	Advancing skills in the technical and communication phases of the radio art
C	Providing communications for international non-profit organizations
D	All these choices are correct

5. - T1B09

Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

Select	Answer
A	To allow for calibration error in the transmitter frequency display
B	So that modulation sidebands do not extend beyond the band edge
C	All these choices are correct
D	To allow for transmitter frequency drift

6. - T1C07

Which of the following can result in revocation of the station license or suspension of the operator license?

Select	Answer
A	Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation
B	Failure to provide and maintain a correct email address with the FCC
C	Failure to have a copy of your license available at your station
D	Failure to obtain FCC type acceptance prior to using a home-built transmitter

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	All these choices are correct
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	When the communication is made to obtain emergency information for a local broadcast station

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. - 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	The control operator of the originating station
C	Both the originating station and the repeater owner
D	The owner of the repeater

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

11. - T2B10

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

Select	Answer
A	QRN
B	QRM
C	QTH
D	QSB

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	Record the time of each of your transmissions
B	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
C	Unless you are reporting an emergency, transmit only when directed by the net control station
D	All these choices are correct

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. - T3B07

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

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

15. - T3C03

What is a characteristic of VHF signals received via auroral backscatter?

Select	Answer
A	They occur only during winter nighttime hours
B	They are distorted and signal strength varies considerably
C	They are often received from 10,000 miles or more
D	They are generally strongest when your antenna is aimed west

16. - T4A02

Which of the following should be considered when selecting an accessory SWR meter?

Select	Answer
A	All these choices are correct
B	The frequency and power level at which the measurements will be made
C	The distance that the meter will be located from the antenna
D	The types of modulation being used at the station

17. - T4B11

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

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

18. - T5A01

Electrical current is measured in which of the following units?

Select	Answer
A	Watts
B	Amperes
C	Ohms
D	Volts

19. - T5B13

Which is equal to 2425 MHz?

Select	Answer
A	24.25 GHz
B	2425 GHz
C	2.425 GHz
D	0.002425 GHz

20. - T5C09

How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

Select	Answer
A	3.8 watts
B	138 watts
C	0.7 watts
D	23.8 watts

21. - T5D01

What formula is used to calculate current in a circuit?

Select	Answer
A	I = E / R
B	I = E + R
C	I = E  R
D	I = E - R

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Field strength
B	Inductance
C	Resistance
D	Capacitance

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Transformer
B	Reactor
C	Resistor
D	Transistor

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Transistor
B	Resistor
C	Battery
D	Ground symbol

25. - T6D07

Which of the following is commonly used as a visual indicator?

Select	Answer
A	Bipolar transistor
B	Zener diode
C	FET
D	LED

26. - T7A07

What is the function of a transceiver’s PTT input?

Select	Answer
A	Input for a key used to send CW
B	Input for a preamplifier tuning tone
C	Provides a transmit tuning tone when grounded
D	Switches transceiver from receive to transmit when grounded

27. - T7B02

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

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

28. - T7C06

What does an SWR reading of 4:1 indicate?

Select	Answer
A	Gain of +4 dB
B	Loss of -4 dB
C	Good impedance match
D	Impedance mismatch

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Alternating between open and short circuit
B	Steady full-scale reading
C	Decreasing resistance with time
D	Increasing resistance with time

30. - T8A09

What is the approximate bandwidth of a VHF repeater FM voice signal?

Select	Answer
A	About 150 kHz
B	Between 50 and 125 kHz
C	Between 10 and 15 kHz
D	Less than 500 Hz

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	Check your signal strength report in the telemetry data
C	Listen for distortion on your downlink signal
D	Your signal strength on the downlink should be about the same as the beacon

32. - T8C07

What is Voice Over Internet Protocol (VoIP)?

Select	Answer
A	A method of delivering voice communications over the internet using digital techniques
B	A technique for measuring the modulation quality of a transmitter using remote sites monitored via the internet
C	A set of rules specifying how to identify your station when linked over the internet to another station
D	A technique employed to “spot” DX stations via the internet

33. - T8D13

What is FT8?

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

34. - T9A05

Which of the following increases the resonant frequency of a dipole antenna?

Select	Answer
A	Adding capacitive loading to the ends of the radiating wires
B	Lengthening it
C	Inserting coils in series with radiating wires
D	Shortening it

35. - T9B08

Which of the following is a source of loss in coaxial feed line?

Select	Answer
A	High SWR
B	All these choices are correct
C	Multiple connectors in the line
D	Water intrusion into coaxial connectors

Figure T-1