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

2. - T0B08

Which is a proper grounding method for a tower?

Select	Answer
A	Separate eight-foot ground rods for each tower leg, bonded to the tower and each other
B	A connection between the tower base and a cold water pipe
C	A ferrite-core RF choke connected between the tower and ground
D	A single four-foot ground rod, driven into the ground no more than 12 inches from the base

3. - T0C06

Which of the following is an acceptable method to determine whether your station complies with FCC RF exposure regulations?

Select	Answer
A	By calculation based on FCC OET Bulletin 65
B	By measurement of field strength using calibrated equipment
C	All these choices are correct
D	By calculation based on computer modeling

4. - T1A08

Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

Select	Answer
A	FCC Regional Field Office
B	Frequency Spectrum Manager appointed by the FCC
C	Volunteer Frequency Coordinator recognized by local amateurs
D	International Telecommunication Union

5. - T1B03

Which frequency is in the 6 meter amateur band?

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

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

Select	Answer
A	From any vessel or craft located in international waters and documented or registered in the United States
B	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
C	From within any country that is a member of the United Nations
D	From within any country that belongs to the International Telecommunication Union

7. - T1D04

Under what conditions is an amateur station authorized to transmit music using a phone emission?

Select	Answer
A	When the music produces no spurious emissions
B	When the music is transmitted above 1280 MHz
C	When incidental to an authorized retransmission of manned spacecraft communications
D	When transmissions are limited to less than three minutes per hour

8. - T1E08

Which of the following is an example of automatic control?

Select	Answer
A	Controlling a station over the internet
B	Using a computer or other device to identify automatically
C	Repeater operation
D	Using a computer or other device to send CW automatically

9. - T1F04

What language may you use for identification when operating in a phone sub-band?

Select	Answer
A	English
B	English, French, or Spanish
C	Any language recognized by the ITU
D	Any language recognized by the United Nations

10. - T2A07

What is meant by "repeater offset”?

Select	Answer
A	The repeater has a time delay to prevent interference
B	The number of simultaneous transmit frequencies used by a repeater
C	The difference between a repeater’s transmit and receive frequencies
D	The repeater station identification is done on a separate frequency

11. - T2B04

Which of the following could be the reason you are unable to access a repeater whose output you can hear?

Select	Answer
A	You are using the wrong DCS code
B	You are using the wrong CTCSS tone
C	All these choices are correct
D	Improper transceiver offset

12. - T2C04

What is RACES?

Select	Answer
A	A radio contest held in a short period, sometimes called a “sprint”
B	An emergency organization combining amateur radio and citizens band operators and frequencies
C	An international radio experimentation society
D	An FCC part 97 amateur radio service for civil defense communications during national emergencies

13. - T3A12

What is the effect of fog and rain on signals in the 10 meter and 6 meter bands?

Select	Answer
A	Deflection
B	Range increase
C	Absorption
D	There is little effect

14. - T3B03

What are the two components of a radio wave?

Select	Answer
A	Voltage and current
B	Electric and magnetic fields
C	Impedance and reactance
D	Ionizing and non-ionizing radiation

15. - T3C08

What causes tropospheric ducting?

Select	Answer
A	Discharges of lightning during electrical storms
B	Temperature inversions in the atmosphere
C	Updrafts from hurricanes and tornadoes
D	Sunspots and solar flares

16. - T4A08

Which of the following conductors is preferred for bonding at RF?

Select	Answer
A	Steel wire
B	Twisted-pair cable
C	Flat copper strap
D	Copper braid removed from coaxial cable

17. - T4B01

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

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

18. - T5A10

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

Select	Answer
A	Power
B	Resistance
C	Voltage
D	Current

19. - T5B07

Which is equal to 3.525 MHz?

Select	Answer
A	35.25 kHz
B	3,525,000 kHz
C	3525 kHz
D	0.003525 kHz

20. - T5C04

What is the unit of inductance?

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

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. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Capacitor
B	Diode
C	Inductor
D	Varistor

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Reactor
B	Transformer
C	Resistor
D	Transistor

24. - T6C03

What is component 2 in figure T-1?

Select	Answer
A	Resistor
B	Transistor
C	Connector
D	Indicator lamp

25. - T6D11

Which of the following is a resonant or tuned circuit?

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

26. - T7A02

What is a transceiver?

Select	Answer
A	A device for converting receiver and transmitter frequencies to another band
B	A device for automatically sending and decoding Morse code
C	A device for matching feed line impedance to 50 ohms
D	A device that combines a receiver and transmitter

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 audio amplifier of the transmitter is overloaded
D	The deviation of an FM transmitter is set too low

28. - T7C02

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

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

29. - T7D10

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

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

30. - T8A12

Which of the following is a disadvantage of FM compared with single sideband?

Select	Answer
A	Only one signal can be received at a time
B	All these choices are correct
C	FM signals are harder to tune
D	Voice quality is poorer

31. - T8B02

What is the impact of using excessive effective radiated power on a satellite uplink?

Select	Answer
A	Overloading the satellite batteries
B	Possibility of commanding the satellite to an improper mode
C	Possibility of rebooting the satellite control computer
D	Blocking access by other users

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

Select	Answer
A	A system for informing amateurs in real time of the frequency of active DX stations
B	A system for providing access to websites via amateur radio
C	A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
D	A technique for measuring signal strength of an amateur transmitter via the internet

33. - T8D04

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

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

34. - T9A11

What is antenna gain?

Select	Answer
A	The increase in signal strength in a specified direction compared to a reference antenna
B	The additional power that is required in the antenna when transmitting on a higher frequency
C	The increase in impedance on receive or transmit compared to a reference antenna
D	The additional power that is added to the transmitter power

35. - T9B03

Why is coaxial cable the most common feed line for amateur radio antenna systems?

Select	Answer
A	It has less loss than any other type of feed line
B	It is less expensive than any other type of feed line
C	It can handle more power than any other type of feed line
D	It is easy to use and requires few special installation considerations

Figure T-1