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. - T0A10

What hazard is caused by charging or discharging a battery too quickly?

Select	Answer
A	Half-wave rectification
B	Excess output ripple
C	Inverse memory effect
D	Overheating or out-gassing

2. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	FAA tower lighting regulations
B	FCC Part 97 rules
C	Local electrical codes
D	UL recommended practices

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

4. - T1A07

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

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

5. - T1B08

How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?

Select	Answer
A	U.S. amateurs must give foreign amateur stations priority in those segments
B	International communications are not permitted in those segments
C	U.S. amateurs may find non-amateur stations in those segments, and must avoid interfering with them
D	Digital transmissions are not permitted in those segments

6. - T1C01

For which license classes are new licenses currently available from the FCC?

Select	Answer
A	Technician, Technician Plus, General, Amateur Extra
B	Technician, General, Amateur Extra
C	Novice, Technician Plus, General, Advanced
D	Novice, Technician, General, Amateur Extra

7. - T1D11

When may an amateur station transmit without identifying on the air?

Select	Answer
A	When the transmitted power level is below 1 watt
B	When transmitting signals to control model craft
C	When the transmissions are of a brief nature to make station adjustments
D	When the transmissions are unmodulated

8. - T1E02

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

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

9. - T1F09

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

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

10. - T2A04

What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Select	Answer
A	Say "break, break," then say the station's call sign
B	Say "CQ" three times, then the other station's call sign
C	Say the station's call sign, then identify with your call sign
D	Wait for the station to call CQ, then answer

11. - T2B03

Which of the following describes a linked repeater network?

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

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. - T3A03

What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

Select	Answer
A	Horizontal
B	Right-hand circular
C	Vertical
D	Left-hand circular

14. - T3B09

What frequency range is referred to as UHF?

Select	Answer
A	300 to 3000 kHz
B	300 to 3000 MHz
C	30 to 300 MHz
D	30 to 300 kHz

15. - T3C07

What band is best suited for communicating via meteor scatter?

Select	Answer
A	6 meters
B	2 meters
C	70 centimeters
D	33 centimeters

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 a computer running a terminal program and connected to a terminal node controller unit
C	To the audio input and output of a computer running WSJT-X software
D	To an FT8 conversion unit, a keyboard, and a computer monitor

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. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Mhos
B	Siemens
C	Coulombs
D	Ohms

19. - T5B10

Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

Select	Answer
A	-6 dB
B	-1 dB
C	-9 dB
D	-3 dB

20. - T5C02

What is the unit of capacitance?

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

21. - T5D06

What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

Select	Answer
A	48 ohms
B	3 ohms
C	8 ohms
D	16 ohms

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Resistance
B	Inductance
C	Capacitance
D	Field strength

23. - T6B06

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

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

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Resistor
B	Capacitor
C	Transistor
D	Regulator IC

25. - T6D02

What is a relay?

Select	Answer
A	A current controlled amplifier
B	A pass transistor
C	An electrically-controlled switch
D	An inverting amplifier

26. - T7A11

Where is an RF preamplifier installed?

Select	Answer
A	At the output of the receiver audio amplifier
B	Between the transmitter and the antenna tuner
C	Between the antenna and receiver
D	At the output of the transmitter power amplifier

27. - T7B06

Which of the following actions should you take if a neighbor tells you that your station’s transmissions are interfering with their radio or TV reception?

Select	Answer
A	Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated
B	All these choices are correct
C	Immediately turn off your transmitter and contact the nearest FCC office for assistance
D	Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It distorts the signal
B	It is converted into heat
C	It increases the SWR
D	It is radiated as harmonics

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. - T8A11

What is the approximate bandwidth required to transmit a CW signal?

Select	Answer
A	2.4 kHz
B	150 Hz
C	15 kHz
D	1000 Hz

31. - T8B11

Who may receive telemetry from a space station?

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

32. - T8C01

Which of the following methods is used to locate sources of noise interference or jamming?

Select	Answer
A	Doppler radar
B	Radio direction finding
C	Phase locking
D	Echolocation

33. - T8D05

Which of the following is an application of APRS?

Select	Answer
A	Showing automatically the number of packets transmitted via PACTOR during a specific time interval
B	Providing real-time tactical digital communications in conjunction with a map showing the locations of stations
C	Providing voice over internet connection between repeaters
D	Providing information on the number of stations signed into a repeater

34. - T9A11

What is antenna gain?

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

35. - T9B04

What is the major function of an antenna tuner (antenna coupler)?

Select	Answer
A	It automatically selects the proper antenna for the frequency band being used
B	It helps a receiver automatically tune in weak stations
C	It matches the antenna system impedance to the transceiver's output impedance
D	It allows an antenna to be used on both transmit and receive

Figure T-2