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	Neutral
C	Equipment ground
D	Hot

2. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	UL recommended practices
B	FCC Part 97 rules
C	Local electrical codes
D	FAA tower lighting regulations

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

4. - T1A06

What is the FCC Part 97 definition of a beacon?

Select	Answer
A	A bulletin sent by the FCC to announce a national emergency
B	A government transmitter marking the amateur radio band edges
C	An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
D	A continuous transmission of weather information authorized in the amateur bands by the National Weather Service

5. - T1B04

Which amateur band includes 146.52 MHz?

Select	Answer
A	20 meters
B	70 centimeters
C	2 meters
D	6 meters

6. - T1C02

Who may select a desired call sign under the vanity call sign rules?

Select	Answer
A	Only a licensed amateur with a General or Amateur Extra Class license
B	Any licensed amateur
C	Only a licensed amateur with an Amateur Extra Class license
D	Only a licensed amateur who has been licensed continuously for more than 10 years

7. - T1D11

When may an amateur station transmit without identifying on the air?

Select	Answer
A	When the transmitted power level is below 1 watt
B	When the transmissions are of a brief nature to make station adjustments
C	When the transmissions are unmodulated
D	When transmitting signals to control model craft

8. - T1E09

Which of the following are required for remote control operation?

Select	Answer
A	The control operator must be at the control point
B	The control operator must indirectly manipulate the controls
C	A control operator is required at all times
D	All these choices are correct

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

10. - T2A11

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

Select	Answer
A	Diplex
B	Simplex
C	Full duplex
D	Multiplex

11. - T2B01

How is a VHF/UHF transceiver’s “reverse” function used?

Select	Answer
A	To listen on a repeater’s output frequency
B	To increase power output
C	To reduce power output
D	To listen on a repeater’s input frequency

12. - T2C02

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

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

13. - T3A10

What effect does multi-path propagation have on data transmissions?

Select	Answer
A	Transmission rates must be increased by a factor equal to the number of separate paths observed
B	Error rates are likely to increase
C	Transmission rates must be decreased by a factor equal to the number of separate paths observed
D	No significant changes will occur if the signals are transmitted using FM

14. - T3B04

What is the velocity of a radio wave traveling through free space?

Select	Answer
A	Speed of light
B	Speed inversely proportional to its wavelength
C	Speed that increases as the frequency increases
D	Speed of sound

15. - T3C09

What is generally the best time for long-distance 10 meter band propagation via the F region?

Select	Answer
A	From shortly after sunset to dawn during periods of high sunspot activity
B	From shortly after sunset to dawn during periods of low sunspot activity
C	From dawn to shortly after sunset during periods of high sunspot activity
D	From dawn to shortly after sunset during periods of low sunspot activity

16. - T4A10

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

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

17. - T4B01

What is the effect of excessive microphone gain on SSB transmissions?

Select	Answer
A	Frequency instability
B	Distorted transmitted audio
C	All these choices are correct
D	Increased SWR

18. - T5A02

Electrical power is measured in which of the following units?

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

19. - T5B03

Which is equal to one kilovolt?

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

20. - T5C02

What is the unit of capacitance?

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

21. - T5D03

What formula is used to calculate resistance in a circuit?

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

22. - T6A02

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

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

23. - T6B08

What does the abbreviation FET stand for?

Select	Answer
A	Fast Electron Transistor
B	Frequency Emission Transmitter
C	Free Electron Transmitter
D	Field Effect Transistor

24. - T6C10

What is component 3 in figure T-3?

Select	Answer
A	Connector
B	Variable inductor
C	Variable capacitor
D	Meter

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Relay
B	Meter
C	Potentiometer
D	Transistor

26. - T7A10

What device increases the transmitted output power from a transceiver?

Select	Answer
A	An impedance network
B	A voltage divider
C	All these choices are correct
D	An RF power amplifier

27. - T7B02

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

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

28. - T7C05

Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

Select	Answer
A	To comply with FCC rules on spectral purity
B	Because power supplies cannot supply enough current at high SWR
C	To protect the output amplifier transistors
D	To lower the SWR on the transmission line

29. - T7D03

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

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

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. - T8B08

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

Select	Answer
A	The satellite frequencies are usually variable
B	The satellite operates using ultraviolet frequencies
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. - T8C02

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

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

33. - T8D05

Which of the following is an application of APRS?

Select	Answer
A	Providing information on the number of stations signed into a repeater
B	Providing voice over internet connection between repeaters
C	Providing real-time tactical digital communications in conjunction with a map showing the locations of stations
D	Showing automatically the number of packets transmitted via PACTOR during a specific time interval

34. - T9A10

In which direction does a half-wave dipole antenna radiate the strongest signal?

Select	Answer
A	Broadside to the antenna
B	In the direction of the feed line
C	Equally in all directions
D	Off the ends of the antenna

35. - T9B09

What can cause erratic changes in SWR?

Select	Answer
A	Overload from a strong local station
B	Local thunderstorm
C	Over-modulation
D	Loose connection in the antenna or feed line

Figure T-3