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. - T0A01

Which of the following is a safety hazard of a 12-volt storage battery?

Select	Answer
A	Touching both terminals with the hands can cause electrical shock
B	RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas
C	All these choices are correct
D	Shorting the terminals can cause burns, fire, or an explosion

2. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	All these choices are correct
B	Put a drip loop in the ground connection to prevent water damage to the ground system
C	Make sure all ground wire bends are right angles
D	Ensure that connections are short and direct

3. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

Select	Answer
A	By making sure your antennas have low SWR
B	By re-evaluating the station whenever an item in the transmitter or antenna system is changed
C	All these choices are correct
D	By informing the FCC of any changes made in your station

4. - T1A07

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

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

5. - T1B03

Which frequency is in the 6 meter amateur band?

Select	Answer
A	28.50 MHz
B	52.525 MHz
C	49.00 MHz
D	222.15 MHz

6. - T1C09

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

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

7. - T1D07

What types of amateur stations can automatically retransmit the signals of other amateur stations?

Select	Answer
A	Beacon, repeater, or space stations
B	Earth, repeater, or space stations
C	Auxiliary, beacon, or Earth stations
D	Repeater, auxiliary, or space stations

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

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

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	Conduct tests only between 10 p.m. and 6 a.m. local time
B	Notify the FCC of the transmissions
C	Identify the transmitting station
D	All these choices are correct

11. - T2B09

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

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

12. - T2C10

What information is contained in the preamble of a formal traffic message?

Select	Answer
A	The address of the intended recipient
B	The email address of the originating station
C	The telephone number of the addressee
D	Information needed to track the message

13. - T3A07

What weather condition might decrease range at microwave frequencies?

Select	Answer
A	Colder temperatures
B	Precipitation
C	Low barometric pressure
D	High winds

14. - T3B07

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

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

15. - T3C06

What type of propagation is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Select	Answer
A	Tropospheric ducting
B	F2 region refraction
C	Faraday rotation
D	D region refraction

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. - T4B02

Which of the following can be used to enter a transceiver’s operating frequency?

Select	Answer
A	The keypad or VFO knob
B	All these choices are correct
C	The Automatic Frequency Control
D	The CTCSS or DTMF encoder

18. - T5A12

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

Select	Answer
A	Frequency
B	Wavelength
C	Pulse rate
D	Speed

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	15 milliamperes
B	150 milliamperes
C	1500 milliamperes
D	15,000 milliamperes

20. - T5C10

How much power is delivered by a voltage of 12 volts DC and a current of 2.5 amperes?

Select	Answer
A	30 watts
B	14.5 watts
C	0.208 watts
D	4.8 watts

21. - T5D07

What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

Select	Answer
A	200 amperes
B	9600 amperes
C	1.5 amperes
D	0.667 amperes

22. - T6A02

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

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

23. - T6B01

Which is true about forward voltage drop in a diode?

Select	Answer
A	It has no impact on the voltage delivered to the load
B	It indicates that the diode is defective
C	It is lower in some diode types than in others
D	It is proportional to peak inverse voltage

24. - T6C09

What is component 4 in figure T-2?

Select	Answer
A	Transformer
B	Potentiometer
C	Double-pole switch
D	Variable inductor

25. - T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Select	Answer
A	Transducer
B	Transformer
C	Multi-pole relay
D	Integrated circuit

26. - T7A10

What device increases the transmitted output power from a transceiver?

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

27. - T7B08

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

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

28. - T7C03

What does a dummy load consist of?

Select	Answer
A	A 50-ohm reactance used to terminate a transmission line
B	A non-inductive resistor mounted on a heat sink
C	A low-voltage power supply and a DC relay
D	A high-gain amplifier and a TR switch

29. - T7D07

Which of the following measurements are made using a multimeter?

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

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	DRM
B	FM
C	SSB
D	PM

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	All these choices are correct
B	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
C	Maps showing the real-time position of the satellite track over Earth
D	The apparent frequency of the satellite transmission, including effects of Doppler shift

32. - T8C02

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

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

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. - T9A04

What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

Select	Answer
A	It transmits only circularly polarized signals
B	It is mechanically fragile
C	All these choices are correct
D	It has low efficiency

35. - T9B10

What is the electrical difference between RG-58 and RG-213 coaxial cable?

Select	Answer
A	RG-58 cable can handle higher power levels
B	RG-213 cable has less loss at a given frequency
C	There is no significant difference between the two types
D	RG-58 cable has two shields

Figure T-2