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. - T0A08

Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

Select	Answer
A	In series with the hot conductor only
B	In parallel with the hot and neutral conductors
C	In series with the hot and neutral conductors
D	In parallel with the hot conductor only

2. - T0B10

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

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

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	50 MHz
B	3.5 MHz
C	440 MHz
D	1296 MHz

4. - T1A06

What is the FCC Part 97 definition of a beacon?

Select	Answer
A	An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
B	A bulletin sent by the FCC to announce a national emergency
C	A continuous transmission of weather information authorized in the amateur bands by the National Weather Service
D	A government transmitter marking the amateur radio band edges

5. - T1B05

How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

Select	Answer
A	Fixed digital message forwarding systems only
B	Fast-scan television only
C	Emergency traffic only
D	Spread spectrum only

6. - T1C10

How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

Select	Answer
A	As soon as your operator/station license grant appears on the ARRL website
B	As soon as you receive your license in the mail from the FCC
C	Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
D	As soon as your operator/station license grant appears in the FCC’s license database

7. - T1D03

When is it permissible to transmit messages encoded to obscure their meaning?

Select	Answer
A	Only when transmitting certain approved digital codes
B	Only during contests
C	Never
D	Only when transmitting control commands to space stations or radio control craft

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The person operating the station equipment
B	The station custodian
C	The station licensee
D	The third party participant

9. - T1F11

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

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

10. - T2A03

What is a common repeater frequency offset in the 70 cm band?

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

11. - T2B02

What term describes the use of a sub-audible tone transmitted along with normal voice audio to open the squelch of a receiver?

Select	Answer
A	CTCSS
B	Carrier squelch
C	DTMF
D	Tone burst

12. - T2C01

When do FCC rules NOT apply to the operation of an amateur station?

Select	Answer
A	FCC rules always apply
B	When operating under special ARES rules
C	When operating a RACES station
D	When operating under special FEMA rules

13. - T3A01

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

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

14. - T3B06

What is the formula for converting frequency to approximate wavelength in meters?

Select	Answer
A	Wavelength in meters equals frequency in hertz divided by 300
B	Wavelength in meters equals frequency in megahertz divided by 300
C	Wavelength in meters equals frequency in hertz multiplied by 300
D	Wavelength in meters equals 300 divided by frequency in megahertz

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

16. - T4A03

Why are short, heavy-gauge wires used for a transceiver’s DC power connection?

Select	Answer
A	All these choices are correct
B	To avoid RF interference
C	To provide a good counterpoise for the antenna
D	To minimize voltage drop when transmitting

17. - T4B05

What does the scanning function of an FM transceiver do?

Select	Answer
A	Prevents interference to nearby repeaters
B	Tunes through a range of frequencies to check for activity
C	Checks for messages left on a digital bulletin board
D	Checks incoming signal deviation

18. - T5A03

What is the name for the flow of electrons in an electric circuit?

Select	Answer
A	Voltage
B	Capacitance
C	Resistance
D	Current

19. - T5B07

Which is equal to 3.525 MHz?

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

20. - T5C01

What describes the ability to store energy in an electric field?

Select	Answer
A	Capacitance
B	Resistance
C	Tolerance
D	Inductance

21. - T5D09

What is the current through a 24-ohm resistor connected across 240 volts?

Select	Answer
A	0.1 amperes
B	10 amperes
C	24,000 amperes
D	216 amperes

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Resistance
B	Inductance
C	Field strength
D	Capacitance

23. - T6B06

How is the cathode lead of a semiconductor diode often marked on the package?

Select	Answer
A	With the letter K
B	With the word "cathode"
C	With the letter C
D	With a stripe

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Resistor
B	Transistor
C	Lamp
D	Ground symbol

25. - T6D03

Which of the following is a reason to use shielded wire?

Select	Answer
A	To prevent coupling of unwanted signals to or from the wire
B	To decrease the resistance of DC power connections
C	To increase the current carrying capability of the wire
D	To couple the wire to other signals

26. - T7A10

What device increases the transmitted output power from a transceiver?

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

27. - T7B10

What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

Select	Answer
A	You are in a bad location
B	Your transmitter is slightly off frequency
C	All these choices are correct
D	Your batteries are running low

28. - T7C11

What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

Select	Answer
A	It requires special techniques to prevent moisture in the cable
B	It has more loss per foot
C	It cannot be used at below freezing temperatures
D	It cannot be used for VHF or UHF antennas

29. - T7D08

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

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

30. - T8A10

What is the approximate bandwidth of AM fast-scan TV transmissions?

Select	Answer
A	More than 10 MHz
B	About 6 MHz
C	About 1 MHz
D	About 3 MHz

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. - T8C06

How is over the air access to IRLP nodes accomplished?

Select	Answer
A	By using DTMF signals
B	By obtaining a password that is sent via voice to the node
C	By entering the proper internet password
D	By using CTCSS tone codes

33. - T8D06

What does the abbreviation "PSK" mean?

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

34. - T9A08

What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

Select	Answer
A	12
B	50
C	19
D	112

35. - T9B02

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

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

Figure T-1