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. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	Use three-wire cords and plugs for all AC powered equipment
B	Install mechanical interlocks in high-voltage circuits
C	Connect all AC powered station equipment to a common safety ground
D	All these choices are correct

2. - T0B07

Which of the following is an important safety rule to remember when using a crank-up tower?

Select	Answer
A	This type of tower must never be grounded
B	All these choices are correct
C	This type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed
D	This type of tower must never be painted

3. - T0C08

Which of the following actions can reduce exposure to RF radiation?

Select	Answer
A	Relocate the transmitter
B	Increase the duty cycle
C	Relocate antennas
D	All these choices are correct

4. - T1A04

How many operator/primary station license grants may be held by any one person?

Select	Answer
A	One for each permanent station location from which the person plans to operate
B	No more than two
C	One for each band on which the person plans to operate
D	One

5. - T1B03

Which frequency is in the 6 meter amateur band?

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

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

7. - T1D02

Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

Select	Answer
A	Telecommand or transmissions of telemetry
B	Broadcasting
C	In all circumstances
D	International Morse Code Practice

8. - T1E02

Who may be the control operator of a station communicating through an amateur satellite or space station?

Select	Answer
A	A General class or higher licensee with a satellite operator certification
B	Only an Amateur Extra Class operator who is also an AMSAT member
C	Only an Amateur Extra Class operator
D	Any amateur allowed to transmit on the satellite uplink frequency

9. - T1F09

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

Select	Answer
A	Repeater station
B	Earth station
C	Message forwarding station
D	Beacon station

10. - T2A01

What is a common repeater frequency offset in the 2 meter band?

Select	Answer
A	Plus or minus 1 MHz
B	Plus or minus 500 kHz
C	Plus or minus 5 MHz
D	Plus or minus 600 kHz

11. - T2B12

What is the purpose of the color code used on DMR repeater systems?

Select	Answer
A	Must match the repeater color code for access
B	Identifies the codec used
C	Defines the minimum signal level required for access
D	Defines the frequency pair to use

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 telephone number of the addressee
C	Information needed to track the message
D	The email address of the originating station

13. - T3A01

Why do VHF signal strengths sometimes vary greatly when the antenna is moved only a few feet?

Select	Answer
A	The signal path encounters different concentrations of water vapor
B	VHF ionospheric propagation is very sensitive to path length
C	All these choices are correct
D	Multipath propagation cancels or reinforces signals

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The ratio of the velocity to the wavelength
B	The orientation of the electric field
C	The orientation of the magnetic field
D	The ratio of the energy in the magnetic field to the energy in the electric field

15. - T3C04

Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

Select	Answer
A	Gray-line propagation
B	Backscatter
C	D region absorption
D	Sporadic E

16. - T4A08

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

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

17. - T4B02

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

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

18. - T5A12

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

Select	Answer
A	Frequency
B	Speed
C	Wavelength
D	Pulse rate

19. - T5B07

Which is equal to 3.525 MHz?

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

20. - T5C13

What is the abbreviation for kilohertz?

Select	Answer
A	khZ
B	kHz
C	khz
D	KHZ

21. - T5D02

What formula is used to calculate voltage in a circuit?

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

22. - T6A09

What electrical component is used to protect other circuit components from current overloads?

Select	Answer
A	Thyratron
B	Fuse
C	All these choices are correct
D	Varactor

23. - T6B02

What electronic component allows current to flow in only one direction?

Select	Answer
A	Diode
B	Resistor
C	Driven element
D	Fuse

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Transistor
B	Resistor
C	Regulator IC
D	Capacitor

25. - T6D05

What type of circuit controls the amount of voltage from a power supply?

Select	Answer
A	Regulator
B	Phase inverter
C	Oscillator
D	Filter

26. - T7A08

Which of the following describes combining speech with an RF carrier signal?

Select	Answer
A	Low-pass filtering
B	Oscillation
C	Impedance matching
D	Modulation

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	Work with your neighbor to identify the offending device
C	Make sure your station meets the standards of good amateur practice
D	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference

28. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

Select	Answer
A	50:50
B	1:1
C	Zero
D	Full Scale

29. - T7D07

Which of the following measurements are made using a multimeter?

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

30. - T8A08

What is the approximate bandwidth of a typical single sideband (SSB) voice signal?

Select	Answer
A	3 kHz
B	6 kHz
C	1 kHz
D	15 kHz

31. - T8B10

What is a LEO satellite?

Select	Answer
A	A sun synchronous satellite
B	A highly elliptical orbit satellite
C	A satellite in low energy operation mode
D	A satellite in low earth orbit

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

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

33. - T8D06

What does the abbreviation "PSK" mean?

Select	Answer
A	Phase Shift Keying
B	Phased Slide Keying
C	Pulse Shift Keying
D	Packet Short Keying

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Installing a spring in the base of a mobile vertical antenna to make it more flexible
B	Inserting a resistor in the radiating portion of the antenna to make it resonant
C	Electrically lengthening by inserting inductors in radiating elements
D	Strengthening the radiating elements of a beam antenna to better resist wind damage

35. - T9B02

What is the most common impedance of coaxial cables used in amateur radio?

Select	Answer
A	50 ohms
B	600 ohms
C	12 ohms
D	8 ohms

Figure T-2