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

2. - T0B10

Which of the following is true when installing grounding conductors used for lightning protection?

Select	Answer
A	Sharp bends must be avoided
B	Common grounds must be avoided
C	Wires must be carefully routed with precise right-angle bends
D	Use only non-insulated wire

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

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

Select	Answer
A	All these choices are correct
B	The license appears in the FCC ULS database
C	A printed copy of the certificate of successful completion of examination
D	An email notification from the NCVEC granting the license

5. - T1B11

What is the maximum peak envelope power output for Technician class operators in their HF band segments?

Select	Answer
A	200 watts
B	10 watts
C	100 watts
D	50 watts

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. - T1D05

When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

Select	Answer
A	Never
B	When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
C	When no profit is made on the sale
D	When selling amateur radio equipment and not on a regular basis

8. - T1E10

Which of the following is an example of remote control as defined in Part 97?

Select	Answer
A	Operating the station over the internet
B	Controlling a model aircraft, boat, or car by amateur radio
C	All these choices are correct
D	Repeater operation

9. - T1F05

What method of call sign identification is required for a station transmitting phone signals?

Select	Answer
A	Send the call sign using only a phone emission
B	Send the call sign followed by the indicator R
C	Send the call sign followed by the indicator RPT
D	Send the call sign using a CW or phone emission

10. - T2A10

What is a band plan, beyond the privileges established by the FCC?

Select	Answer
A	A voluntary guideline for using different modes or activities within an amateur band
B	A plan devised by a club to indicate frequency band usage
C	A list of available net frequencies
D	A list of operating schedules

11. - T2B03

Which of the following describes a linked repeater network?

Select	Answer
A	A single repeater with more than one receiver
B	A system of repeaters linked by APRS
C	A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
D	Multiple repeaters with the same control operator

12. - T2C04

What is RACES?

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

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	There is little effect
D	Absorption

14. - T3B02

What property of a radio wave defines its polarization?

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

15. - T3C11

Why is the radio horizon for VHF and UHF signals more distant than the visual horizon?

Select	Answer
A	Radio signals move somewhat faster than the speed of light
B	Radio waves are not blocked by dust particles
C	The atmosphere refracts radio waves slightly
D	Radio waves are blocked by dust particles

16. - T4A12

What is an electronic keyer?

Select	Answer
A	A device for switching antennas from transmit to receive
B	An interlock to prevent unauthorized use of a radio
C	A device for voice activated switching from receive to transmit
D	A device that assists in manual sending of Morse code

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Increases the number of frequencies that can be stored in memory
B	Increases the amount of offset between receive and transmit frequencies
C	Permits monitoring several modes at once by selecting a separate filter for each mode
D	Permits noise or interference reduction by selecting a bandwidth matching the mode

18. - T5A12

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

Select	Answer
A	Speed
B	Pulse rate
C	Frequency
D	Wavelength

19. - T5B12

Which is equal to 28400 kHz?

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

20. - T5C12

What is impedance?

Select	Answer
A	The power handling capability of a component
B	The Q or Quality Factor of a component
C	The inverse of resistance
D	The opposition to AC current flow

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. - T6A07

What electrical component is typically constructed as a coil of wire?

Select	Answer
A	Switch
B	Diode
C	Capacitor
D	Inductor

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. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Flow chart
B	Connector pinout
C	Bill of materials
D	Schematic

25. - T6D10

What is the function of component 2 in figure T-1?

Select	Answer
A	Control the flow of current
B	Convert electrical energy into radio waves
C	Supply electrical energy
D	Give off light when current flows through it

26. - T7A03

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

Select	Answer
A	Amplifier
B	Phase splitter
C	Inverter
D	Mixer

27. - T7B03

Which of the following can cause radio frequency interference?

Select	Answer
A	Fundamental overload
B	All these choices are correct
C	Spurious emissions
D	Harmonics

28. - T7C02

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

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

29. - T7D07

Which of the following measurements are made using a multimeter?

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

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	Voice quality is poorer
C	All these choices are correct
D	FM signals are harder to tune

31. - T8B11

Who may receive telemetry from a space station?

Select	Answer
A	A licensed radio amateur who has registered for an access code from AMSAT
B	A licensed radio amateur with a transmitter equipped for interrogating the satellite
C	Anyone
D	A licensed radio amateur who has been certified by the protocol developer

32. - T8C11

What is an amateur radio station that connects other amateur stations to the internet?

Select	Answer
A	A gateway
B	A digipeater
C	A repeater
D	A beacon

33. - T8D12

Which of the following best describes an amateur radio mesh network?

Select	Answer
A	A satellite communications network using modified commercial satellite TV hardware
B	An internet linking protocol used to network repeaters
C	A wide-bandwidth digital voice mode employing DMR protocols
D	An amateur-radio based data network using commercial Wi-Fi equipment with modified firmware

34. - T9A11

What is antenna gain?

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

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The characteristic impedance decreases
B	The characteristic impedance increases
C	The loss increases
D	The loss decreases

Figure T-1