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. - T0A05

Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?

Select	Answer
A	The power supply ripple would greatly increase
B	Excessive current could cause a fire
C	All these choices are correct
D	The larger fuse would be likely to blow because it is rated for higher current

2. - T0B03

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

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

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Non-ionizing radiation
B	Ionizing radiation
C	Alpha radiation
D	Gamma radiation

4. - T1A07

What is the FCC Part 97 definition of a space station?

Select	Answer
A	An amateur station using amateur radio satellites for relay of signals
B	An amateur station located more than 50 km above Earth's surface
C	A manned satellite orbiting Earth
D	Any satellite orbiting Earth

5. - T1B12

Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

Select	Answer
A	100 watts
B	500 watts
C	50 watts
D	1500 watts

6. - T1C09

What is the grace period for renewal if an amateur license expires?

Select	Answer
A	Ten years
B	Five years
C	Two years
D	Three years

7. - T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Select	Answer
A	Any country banned from such communications by the International Amateur Radio Union (IARU)
B	Any country banned from making such communications by the American Radio Relay League (ARRL)
C	Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
D	Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications

8. - T1E06

When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

Select	Answer
A	As part of a multi-operator contest team
B	When using a club station whose trustee holds an Amateur Extra Class license
C	When designated as the control operator by an Amateur Extra Class licensee
D	At no time

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	The trustee must have an Amateur Extra Class operator license grant
B	The club must be registered with the American Radio Relay League
C	The club must have at least four members
D	All these choices are correct

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

11. - T2B09

Why are simplex channels designated in the VHF/UHF band plans?

Select	Answer
A	So stations with simple transmitters can access the repeater without automated offset
B	For working DX only
C	For contest operation
D	So stations within range of each other can communicate without tying up a repeater

12. - T2C05

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

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

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Amplification
B	Polarization rotation
C	Knife-edge diffraction
D	Absorption

14. - T3B10

What frequency range is referred to as HF?

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

15. - T3C10

Which of the following bands may provide long-distance communications via the ionosphere’s F region during the peak of the sunspot cycle?

Select	Answer
A	70 centimeters and 1.25 meters
B	All these choices are correct
C	6 and 10 meters
D	23 centimeters

16. - T4A04

How are the transceiver audio input and output connected in a station configured to operate using FT8?

Select	Answer
A	To a computer connected to the FT8converter.com website
B	To an FT8 conversion unit, a keyboard, and a computer monitor
C	To the audio input and output of a computer running WSJT-X software
D	To a computer running a terminal program and connected to a terminal node controller unit

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By entering the group’s identification code
B	By activating automatic identification
C	By retrieving the frequencies from transceiver memory
D	By enabling the group’s CTCSS tone

18. - T5A10

Which term describes the rate at which electrical energy is used?

Select	Answer
A	Voltage
B	Current
C	Power
D	Resistance

19. - T5B12

Which is equal to 28400 kHz?

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

20. - T5C11

How much current is required to deliver 120 watts at a voltage of 12 volts DC?

Select	Answer
A	0.1 amperes
B	12 amperes
C	10 amperes
D	132 amperes

21. - T5D02

What formula is used to calculate voltage in a circuit?

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

22. - T6A02

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

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

23. - T6B03

Which of these components can be used as an electronic switch?

Select	Answer
A	Thermistor
B	Potentiometer
C	Transistor
D	Varistor

24. - T6C07

What is component 8 in figure T-2?

Select	Answer
A	Inductor
B	Resistor
C	Light emitting diode
D	Regulator IC

25. - T6D11

Which of the following is a resonant or tuned circuit?

Select	Answer
A	A resistor circuit used for reducing standing wave ratio
B	An inductor and a capacitor in series or parallel
C	A circuit designed to provide high-fidelity audio
D	A linear voltage regulator

26. - T7A03

Which of the following is used to convert a signal from one frequency to another?

Select	Answer
A	Mixer
B	Inverter
C	Phase splitter
D	Amplifier

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	All these choices are correct
B	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
C	Make sure your station meets the standards of good amateur practice
D	Work with your neighbor to identify the offending device

28. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

Select	Answer
A	An antenna analyzer
B	A Q meter
C	A frequency counter
D	A VTVM

29. - T7D08

Which of the following types of solder should not be used for radio and electronic applications?

Select	Answer
A	Acid-core solder
B	Lead-tin solder
C	Tin-copper solder
D	Rosin-core solder

30. - T8A03

Which type of voice mode is often used for long-distance (weak signal) contacts on the VHF and UHF bands?

Select	Answer
A	PM
B	FM
C	DRM
D	SSB

31. - T8B09

What causes spin fading of satellite signals?

Select	Answer
A	Interfering signals within the satellite uplink band
B	Circular polarized noise interference radiated from the sun
C	Rotation of the satellite and its antennas
D	Doppler shift of the received signal

32. - T8C10

What is required before using the EchoLink system?

Select	Answer
A	Complete the required EchoLink training
B	All these choices are correct
C	Purchase a license to use the EchoLink software
D	Register your call sign and provide proof of license

33. - T8D04

What type of transmission is indicated by the term "NTSC?"

Select	Answer
A	A frame compression scheme for TV signals
B	An analog fast-scan color TV signal
C	A Normal Transmission mode in Static Circuit
D	A special mode for satellite uplink

34. - T9A05

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

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

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	Reduced signal loss
B	Reduced television interference
C	Less antenna wear
D	All these choices are correct

Figure T-2